Инструкция на Тепловые насосы воздух-вода Toshiba серии ESTIA R32

Текст инструкции

1. Стр. 4 Generic denomination: Air to Water Heat Pump

   Definition of qualified installer or qualified service person The Air to Water Heat Pump must be installed, maintained, repaired and removed by a qualified installer or qualified service person When any of these jobs is to be done, ask a qualified installer or qualified service person to do them. A…

2. Стр. 5 Definition of protective gear

   When the Air to Water Heat Pump is to be transported, installed, maintained, repaired or removed, wear protective gloves and “safety” work clothing. In addition to such normal protective gear, wear the protective gear described below when undertaking the special work detailed in the table below.…

3. Стр. 6 The unit and this service guide list very important safety precautions

   Understand the following details (indications and symbols) before reading the body text, and follow the instructions. The important contents concerned to the safety are described on the product itself and on this Service Manual. Please read this Service Manual after understanding the described items…

4. Стр. 7 Warning indications on the Air to Water Heat Pump

   [Confirmation of warning label on the main unit] Confirm that labels are indicated on the specified positions If removing the label during parts replace, stick it as the original. WARNING (Risk of fire) This mark is for R32 refrigerant only. Refrigerant type is written on nameplate of Outdoor Unit.…

5. Стр. 8 Precaution for safety

   The appliance shall be installed in accordance with national wiring regulations. Capacity shortages of the power circuit or an incomplete installation may cause an electric shock or fire. DANGER Before carrying out the installation, maintenance, repair or removal work, be sure to set the circuit…

6. Стр. 9 General

   Electric shock hazard Prohibition Before starting to repair the Air to Water Heat Pump, read carefully through the Service Manual, and repair the Air to Water Heat Pump by following its instructions. Only qualified service person (*1) is allowed to repair the Air to Water Heat Pump. Repair of the…

7. Стр. 10

   If, in the course of carrying out repairs, it becomes absolutely necessary to check out the electrical parts with the electrical parts box cover of one or more of the indoor units and the service panel of the outdoor unit removed in order to find out exactly where the trouble lies, wear insulated…

8. Стр. 11 The refrigerant used by this Air to Water Heat Pump is the R32

   Refrigerant Assembly / Cabling Insulator check Ventilation Check the used refrigerant name and use tools and materials of the parts which match with it. For the products which use R32 refrigerant, the refrigerant name is indicated at a position on the outdoor unit where is easy to see. To prevent…

9. Стр. 12 When the refrigerant gas leaks, find out the leaked position and repair it surely

   If the leaked position cannot be found out and the repair work is interrupted, pump-down and tighten the service valve, otherwise the refrigerant gas may leak into the room. When gas touches to fire such as fan heater, stove or cocking stove, it may generate noxious gases, causing a fire though the…

10. Стр. 13 Installation

    Compulsion Only a qualified installer (*1) or qualified service person (*1) is allowed to install the Air to Water Heat Pump. If the Air to Water Heat Pump is installed by an unqualified individual, a fire, electric shocks, injury, water leakage, noise and/or vibration may result. Before starting to…

11. Стр. 14 Explanations given to user

    • If you have discovered that the fan grille is damaged, do not approach the outdoor unit but set the circuit breaker to the OFF position, and contact a qualified service person to have the repairs done. Do not set the circuit breaker to the ON position until the repairs are completed. Relocation •…

12. Стр. 15 Refrigerant R32

    This Air to Water Heat Pump adopts a new HFC type refrigerant (R32) which does not deplete the ozone layer. (1) Safety caution concerned to refrigerant R32 Be sure that water, dust, the former refrigerant or the former refrigerating oil is not mixed into the refrigerating cycle of the Air to Water…

13. Стр. 16

    worked upon prior to any removal of sealed covers, etc. If it is absolutely necessary to have an electrical supply to equipment during servicing, then a permanently operating form of leak detection shall be located at the most critical point to warn of a potentially hazardous situation. Particular…

14. Стр. 17 (3) Pipe materials

    For the refrigerant pipes, copper pipe and joints are mainly used. It is necessary to select the most appropriate pipes to conform to the standard. Use clean pipes or joints to which little impurities adhere. (1) Copper pipe <Piping> The pipe thickness, flare-finishing size, flare nut and others…

15. Стр. 18 (4) Tools

    : R410A tools available, No. Installation / service tools Tools / Equipment 1 Flare tool 2 Copper pipe gauge for adjusting projection margin 3 Torque wrench specification Clutch type Use Flaring by conventional flare tool ― Tightening of flare nut Port size 1/2”-20UNF (5/16” Flare) 5 Charge hose…

16. Стр. 19 1 Specifications

    Unit name HWT-601XWHM3W-E, HWT-601XWHM6W-E, HWT-601XWHT6W-E Hydro unit Outdoor unit HWT-401HW-E HWT-601HW-E Heating capacity *1 (kW) 4.0 6.0 Cooling capacity *2 (kW) 4.0 5.0 10 - 80 Hz 10 - 100 Hz Variable range of compressor frequency 1 phase 50 Hz 220-240 V Power source Operation mode Electric…

17. Стр. 20

    HWT-1101XWHT6W-E, HWT-1101XWHT9W-E Hydro unit HWT-801H(R)W-E HWT-1101H(R)W-E Heating capacity *1 (kW) 8.0 11.0 Cooling capacity *2 (kW) 6.0 8.0 10 - 90 Hz 10 - 100 Hz Outdoor unit Variable range of compressor frequency 1 phase 50 Hz 220-240 V Power source Operation mode Electric characteristic *1 *2…

18. Стр. 21

    HWT-1401XWHT6W-E. HWT-1401XWHT9W-E HWT-1401H(R)W-E Outdoor unit Heating capacity *1 (kW) 14.0 Cooling capacity *2 (kW) 10.0 Variable range of compressor frequency 10 - 82 Hz 1 phase 50 Hz 220-240 V Power source Operation mode Electric characteristic *1 *2 Total Operating noise sound power level ①…

19. Стр. 22

    HWT-1101XWHT6W-E, HWT-1101XWHT9W-E HWT-801H8(R)W-E HWT-1101H8(R)W-E Hydro unit Outdoor unit Heating capacity *1 (kW) 8.0 Cooling capacity *2 (kW) 6.0 8.0 10 - 53 Hz 10 - 64 Hz Variable range of compressor frequency 3 phase 50 Hz 380-415V Power source Operation mode Electric characteristic *1 *2…

20. Стр. 23

    HWT-1401XWHT6W-E. HWT-1401XWHT9W-E HWT-1401H8(R)W-E Outdoor unit Heating capacity *1 (kW) 14.0 Cooling capacity *2 (kW) 10.0 Variable range of compressor frequency 10 - 82 Hz 3 phase 50 Hz 380-415V Power source Operation mode Electric characteristic *1 *2 Heating Total Operating noise sound power…

21. Стр. 24 2 Construction views (External views)

    2-1. Hydro unit HWT-601XWHM3W-E, HWT-601XWHM6W-E, HWT-601XWHT6W-E HWT-1101XWHM3W-E, HWT-1101XWHTM6W-E, HWT-1101XWHT6W-E, HWT-1101XWHT9W-E HWT-1401XWHM3W-E, HWT-1401XWHTM6W-E, HWT-1401XWHT6W-E, HWT-1401XWHT9W-E R6 R1 0 Details of A A 450 CL 380 Anchor bolt pitch Manometer 57 Remote controller Drain…

22. Стр. 25 Mounting bolt hole

    (Ø11 × 14 long hole) B legs B legs Drain hole (Ø38) 161 (Anchor bolt pitch) Mounting bolt hole (Ø11 × 17 long hole) Air inlet port Details of A legs Air outlet port 100 A legs 600 (Anchor bolt pitch) 300 Details of B legs Refrigerant pipe connecting port Ø12.7 Ø12.7 (Gas side) Refrigerant pipe…

23. Стр. 26 Drain hole (Ø38)

    2 B legs Ø38 Knockout hole Drain hole (Ø20 × 88 long hole) Mounting bolt hole (Ø12 × 17 long hole) Air outlet port 445 195 A legs legs A 55 83 Mounting bolt hole (Ø12 × 28 U-shape hole) Details of B legs Details of A legs 109 620 (Anchor bolt pitch) Air inlet port (Anchor bolt pitch) Air inlet port…

24. Стр. 27 2-3. Hot water cylinder

    HWS-2101CSHM3-E(-UK) HWS-3001CSHM3-E(-UK) 2040 2066.6 Specification for UK only HWS-1501CSHM3-E(-UK) Specification for UK only 1090 1114 1474 1497.6 Specification for UK only

25. Стр. 28 Expansion vessel

    set : 1bar Air vent valve Manometer gage : 6bar Flow sensor Overpressure preventive valve set : 4.3bar Booster heater (local) Boiler (local) THO Safety valve set : 3.5bar Thermal protector (auto) set : 75 ± 3 °C By-pass valve (locally procured) Circulation pump max : 10 bar Motorized 3-way valve…

26. Стр. 29 Installation example of water circuit

    (1) (2) Shower Bath Kitchen Hydro unit Hydro unit Hot water tank Floor heating Floor heating Outdoor unit Outdoor unit 1 zone 1 zone (3) Shower (4) HEATING ONLY 2 way value Kitchen Bath Conventional boiler Panel radiator Panel radiator Fan coil Hydro unit Hot water tank HEATING COOLING Hydro unit…

27. Стр. 30 3-2. Refrigeration cycle system diagram

    HWT-601XWH**W-E HWT-401HW-E, HWT-601HW-E Outdoor unit Heating / Hot water supply Defrosting / Cooling Hydro unit Low pressure sensor High-pressure switch Expansion vessel TWO 4-way valve Compressor Air vent valve Overpressure preventive valve Plate-type water heat exchanger TD Outdoor heat exchanger…

28. Стр. 31 Back up heater

    Thermostat 75±5 °C (Automatic return) Symbol Electric shock may happen Don’t touch the electric parts. Color Indication BLK : BLACK BLU : BLUE RED: RED YEL : YELLOW WHI : WHITE GRY : GRAY BRW : BROWN Part name 2WV 3WV 2-Way valve (Local) 3-Way valve (Local) BH Booster heater (Local) CN Connector…

29. Стр. 32 WHI

    WHI P07 P17 P16 BLK M CC-1768 MCC-1768 Outdoor P.C. board Outdoor Control Control P.C. board t° F01 BLK + P01 + + P06 RED RED P05 WHI MS 3~ BLK CM P04 WHI P02 + + ORN P03 RED RED WHI 2 WHI 31 - BLK BLK 3 CN807 (WHI) 2 3 L N TB01 CN704 (WHI) CN500 (BLU) CN602 (YEL) CN600 (WHI) CN601 (WHI) CN603 (WHI)…

30. Стр. 33 ! CAUTION : HIGH VOLTAGE

31. Стр. 34

    For D800-D805 and SW01-SW02, refer to the installation manual. DISPLAY P.C.board MCC-1646 REACTOR REACTOR Only for models with heater Heater CDB P.C.board MCC-1675 IPDU P.C.board MCC-1758 Power supply 220-240V ~ 50Hz Symbol To hydro unit Part name CM Compressor FM01 Fan motor F01 Fuse 25A 250V ~ F03…

32. Стр. 35

    HWT-801H8RW-E, HWT-1101H8RW-E, HWT-1401H8RW-E CN07 and CN08 are mounted : Case A CN07 and CN08 are NOT mounted : Case B Case B (Without wiring) REACTOR REACTOR REACTOR Case A PTC thermistor Noise Filter & Compressor IPDU board MCC-1780 Only for models with heater REACTOR Heater CDB & FAN IPDU board…

33. Стр. 36 4-3. Hot water cylinder unit

    Double pole thermal cut out Blue Green / Blue Brown Yellow Brown A B TTW sensor Hot water cylinder heater Supply 220 - 240 V from hydro unit To hydro unit Cable size 1.5 mm2 (minimum) 35

34. Стр. 37 5 Key electric component rating

35. Стр. 40 5-2. Outdoor unit

    HWT-401HW-E, HWT-601HW-E No. Component name Type name 1 Compressor DX150A1T-21F Rating 2 Outdoor fan motor ICF-140-A43-1 Output 43 W 3 Reactor CH-102 18 mH, 16 A 4 4-way valve coil DXQ-1233 DC12 V 5 Pulse motor valve (PMV) coil PQ-M10012-000313 DC12 V 6 Compressor case thermostat US-622KXTMQO-SS OFF…

36. Стр. 41 No. Component name

37. Стр. 42 5-4. Water heat exchange control board

38. Стр. 43 MCC-1755 (sub)

    Connector for MCC-1753 (CN700 - 703) CN04 Connector for MCC-1753 (CN707) CN02 Connector for MCC-1753 (CN711) CN08 Connector for MCC-1753 (CN603, 605) CN03 External input CN21 TFI sensor Connector for MCC-1753 (CN303) CN06 3-way valve External pump AC power supply CN01 2-way valve Earth lead wire P03…

39. Стр. 44 5-5. Outdoor control board

    HWT-401HW-E, HWT-601HW-E MCC-1768 Lead wire for compressor motor Connector for MCC-1646 CN807 FAN motor CN300 TE sensor CN600 PMV CN700 TD sensor CN601 Earth lead wire P07 Lead wire for REACTOR 4-way valve CN704 Thermostat for compressor CN500 Lead wire for serial communication P03 (ORG) Lead wire…

40. Стр. 46

    MCC-1705 (Compressor, Fan IPDU) FAN motor CN300 Connector for MCC-1675 (CN805) CN805 Compressor Case thermostat CN609 High-pressure switch CN690 Lead wire for power supply P01 (RED), P02 (WHI) Lead wire for Hydro unit P11 (RED), P12 (WHI) Lead wire for compressor motor Lead wire for REACTOR P20…

41. Стр. 47

    MCC-1758 (Compressor, Fan IPDU) Connector for MCC-1675 CN881 FAN motor CN300 Terminal for compressor CN200(RED), CN201(WHI), CN202(BLK) FASTON-TAB for MCC-1675 CN03,CN06 Lead wire for REACTOR P04 (WHI), P05 (WHI) Lead wire for REACTOR P03 (GRY), P06 (GRY) Earth wire P08 Compressor Case thermostat…

42. Стр. 48 MCC-1780(Compressor IPDU)

    Lead wire for Reactor (CH-100) P43, P23(BLK) Lead wire for Reactor (CH-100) P41, P21(RED) Compressor CN233(BLK) CN222(WHI) CN211(RED) PTC thermistor CN08(RED)* CN07(RED)* High-pressure switch CN690 Lead wire for Reactor (CH-100) P42, P22(WHI) Connector for MCC-1781 CN10 Connector for MCC-1781 CN805…

43. Стр. 49 MCC-1781(CDB & FAN IPDU)

    Heater output CN709 2-way valve INJ CN707 Connector for MCC-1780 CN02 Connector for MCC-1780 CN11 Connector for MCC-1780 CN611 Compressor Case thrmostat CN609 4-way valve CN701 PD sensor CN607 FAN motor CN302 TS sensor CN600 Connector for MCC-1780 CN12 TE sensor CN601 TO sensor CN602 TD sensor CN603…

44. Стр. 50 6 Refrigerant (R32)

    This Air to Water Heat Pump adopts the R32 refrigerant which does not damage the ozone layer. The working pressure of the new refrigerant R32 is 1.6 times higher than conventional refrigerant (R22). The refrigerating oil is also changed in accordance with change of refrigerant, so be careful that…

45. Стр. 51 6-2. Refrigerant piping installation

    6-2-1. Piping materials and joints used For the refrigerant piping installation, copper pipes and joints are mainly used. Copper pipes and joints suitable for the refrigerant must be chosen and installed. Furthermore, it is necessary to use clean copper pipes and joints whose interior surfaces are…

46. Стр. 52 6-2-2. Processing of piping materials

    When performing the refrigerant piping installation, care should be taken to ensure that water or dust does not enter the pipe interior, that no other oil other than lubricating oils used in the installed Air to Water Heat Pump is used, and that refrigerant does not leak. When using lubricating oils…

47. Стр. 53 (2) Flare connecting procedures and precautions

    a) Make sure that the flare and union portions do not have any scar or dust, etc. b) Correctly align the processed flare surface with the union axis. c) Tighten the flare with designated torque by means of a torque wrench. The tightening torque for R410A or R32 is the same as that for conventional…

48. Стр. 54 6-4. Recharging of refrigerant

    When it is necessary to recharge refrigerant, charge the specified amount of new refrigerant according to the following steps. Recover the refrigerant, and check no refrigerant remains in the equipment. When the compound gauge’s pointer has indicated –0.1 MPa (–76 cmHg), place the handle Low in the…

49. Стр. 55 NOTE

    (1) Be sure to make setting so that liquid can be charged. (2) When using a cylinder equipped with a siphon, liquid can be charged without turning it upside down. R32 refrigerant is a Single-component refrigerant that does not change its composition. Although it is possible to charge the refrigerant…

50. Стр. 56 6-5-3. Brazing

    6-5-2. Flux (1) Reason why flux is necessary • By removing the oxide film and any foreign matter on the metal surface, it assists the flow of brazing filler. • In the brazing process, it prevents the metal surface from being oxidized. • By reducing the brazing filler’s surface tension, the brazing…

51. Стр. 57

    (3) The pipes are left as coming out or gas leaks. (Poor refrigerant) • There is possibility that rain water or air including moisture enters in the pipe. (4) Refrigerant recovery is impossible. (Refrigerant recovery by the pump-down operation on the existing Air to Water Heat Pump) • There is…

52. Стр. 58 6-6-3. Branching pipe for simultaneous operation

    system 6-6-4. Curing of pipes When removing and opening the indoor unit or outdoor unit for a long time, cure the pipes as follows: • Otherwise rust may generate when moisture or foreign matter due to dewing enters in the pipes. • The rust cannot be removed by cleaning, and a new piping work is…

53. Стр. 59 6-7. Charging additional

    refrigerant 6-6-6. Handling of existing pipe When using the existing pipe, carefully check it for the following: • Wall thickness (within the specified range) • Scratches and dents • Water, oil, dirt, or dust in the pipe • Flare looseness and leakage from welds • Deterioration of copper pipe and…

54. Стр. 60 6-8. General safety precautions for using R32 refrigerant

    6-8-1. Recovery 6-8-2. Decommissioning • When removing refrigerant from a system, either for servicing or decommissioning, it is recommended good practice that all refrigerants are removed safely. • When transferring refrigerant into cylinders, ensure that only appropriate refrigerant recovery…

55. Стр. 61 7 Operational description

    This chapter describes the working circuit and control of Air to Water Heat Pump about the following operations. Item Page 7-1 7-1. Basic Operation 1) Operation control 2) Hot water supply operation 3) Heating operation 4) Cooling operation 61 to 63 7-2 7-2. Operation Mode and Control Method 1) Heat…

56. Стр. 62

    Basic Operation 1) Operation control Remote controller Operation condition selection Heating: Run/Stop Hot water supply: Run/Stop Remote controller settings <Heating> Temperature setting <Hot water supply> Temperature setting <Cooling> Temperature setting Cooling: Run/Stop ▪ Auto Temp Serial signals…

57. Стр. 63

    Basic Operation 2) Hot water supply operation Hot water supply operation start Hot water temperature: 40°C to 75°C Hydro unit control Circulation pump “ON/OFF” control Water 3-way valve control Hot water cylinder heater control Operation instruction signal transmit Outdoor unit control Number of…

58. Стр. 64

    Basic Operation 4) Cooling operation Cooling operation start Cooling temperature: 7°C to 25°C Hydro unit control Circulation pump “ON/OFF” control Water 3-way valve control Water 2-way valve control Operation instruction signal transmit Outdoor unit control Number of compressor revolutions control…

59. Стр. 65 1) Heat pump operation range of hot water supply, heating and cooling

    The heat pump operation range of hot water supply, heating and cooling is shown on the figures below. 401, 601 To 7-2. Operation Mode and Control Method Cooling operation range Heat pump operation range of hot water supply and heating. * With the exception of TO 25°C or higher for heating. -2 -4 -6…

60. Стр. 66 Single phase 801, 1101

    To 7-2. Operation Mode and Control Method Cooling operation range Heat pump operation range of hot water supply and heating. * With the exception of TO 25°C or higher for heating. -2 -4 -6 -8 -10 -12 -14 -16 Heat pump operation range of hot water supply and heating Freeze determination is executed…

61. Стр. 67 Single phase 1401

    3 phase 801, 1101, 1401 To 7-2. Operation Mode and Control Method Cooling operation range Heat pump operation range of hot water supply and heating. * With the exception of TO 25°C or higher for heating. -2 -4 -6 -8 -10 -12 -14 -16 Heat pump operation range of hot water supply and heating Freeze…

62. Стр. 68 Operation Mode

    and Control Method The following shows the operation modes and controlled objects. Operation mode Heating and Hot water both operate Cooling only Heating only Hot water supply only Controlled object Heat pump select for heating Heating side Hot water supply side Heat pump select for hot water supply…

63. Стр. 69 Operation Mode

    and Control Method Operation flow and applicable data, etc. 3) Heating operation <Operation only for ZONE1> • This operation is enabled when DN_6B9 is set to "0000" (default). settings, and only the set temperature of • The remote controller displays ZONE 1 ZONE 1 <Operation for ZONE1 and ZONE2 (2…

64. Стр. 70 Operation Mode

    and Control Method Operation flow and applicable data, etc. 4) Cooling operation Pressing the [ ] button twice, starts a cooling operation. 1) Operation start condition ] button twice, starts a cooling operation. Pressing the [ 2) Operation mode selection An operation mode is determined according to…

65. Стр. 71 Operation Mode

    and Control Method Operation flow and applicable data, etc. Related DN DN 22 * Setting item Priority mode switch temperature Default Setting available range 0°C -40 - 20°C Note: When user selects “hot water supply” and “ZONE1,2”, and Heat pump selects hot water supply mode, the Maximum operating…

66. Стр. 72 Operation Mode

    and Control Method Operation flow and applicable data, etc. 7) Boiler control The boiler assists the hot water supply operation and heating operation according to the boiler’s position. 7-1) Boiler setting • Connect its connection cable to CN22 port on the PC board of the hydro unit. • DN_6B0 =…

67. Стр. 73 Operation Mode

    and Control Method 7-2) Boiler-output control • I zone: heat pump operation Normally the heat pump operation is executed in the zone. • J zone: heat pump operation and boiler operation *1 In the zone, the heat pump + boiler operation (*2) is executed and the heater operation is executed in the hot…

68. Стр. 74 Operation Mode

    and Control Method Operation flow and applicable data, etc. Related DN DN Setting item Default Variable range 23 Boiler-heat pump switching temperature -10°C -20 - 20°C 3E Control priority between the hydro unit and boiler (Control valid for operating heat pump mode) 0: Hydro unit control…

69. Стр. 75 Operation Mode

    and Control Method Operation flow and applicable data, etc. 9) Anti bacteria operation An Anti bacteria operation regularly performs a Hot water supply operation with the set temperature TSC_H = 75°C (can be set with DN_0A). 1) How to operate • Pressing the [ ] button and then the remote controller…

70. Стр. 76 Operation Mode

    and Control Method Operation flow and applicable data, etc. 10) Night setback operation A Night setback operation performs heating at 5K lower and cooling at 5K higher temperatures against the remote controller set temperature from the setting start time (22:00) to the end time (6:00) every day.…

71. Стр. 77 таблицы и схемы — в просмотре

72. Стр. 78 Operation Mode

    and Control Method Operation flow and applicable data, etc. 13) Night time low-noise operation A night time low-noise operation reduces operation frequency and the number of outdoor fan rotations for a certain period during night time as noise control for urban operation. Single phase (outdoor unit)…

73. Стр. 79 1-2) Low temperature release control

    7-3. A heat pump operation is performed as shown in the table below according to the TC sensor detecting temperature. Hydro Unit Control • For the detected temperature, TC = TWO of a heat pump operation is used. The values of T7 through T10 varies depending on TWI. (See the table below) • If the…

74. Стр. 80 2) Heater control

    7-3. Hydro Unit Control 2-1) Hot water supply operation During a hot water heat pump operation, the unit energizes the hot water cylinder heater (2.7 kW) when any of following conditions are met. Note that when the hot water supply set temperature (TSC_F) is reached, the unit stops energizing the…

75. Стр. 81 Hydro Unit Control

    2) Control at the time of heating heater operation • Controlled Object: Backup heater, Booster heater The backup heater control starts when 3 minutes has passed after the heating heater operation started. The backup heater control increases, decreases, or maintains the number of heaters every 10…

76. Стр. 82 2-5) No heater operation

    Hydro Unit Control According to the DN setting, the unit switches the energize / not energize for the hot water cylinder, backup heater, and booster. For details, see 9-1. (Caution) All heater should be added to this Air to water system. The system has been designed to operate with all electrical…

77. Стр. 83 Hydro Unit Control

    Operation flow and applicable data, etc. Example of pump speed control (heating and hot water supply mode including defrost operation) Item Status FL_max Heating target considered TO X°C Target flow rate Heating target considered TO Y°C Hot water supply target FL_min 0 L/min ON Defrost OFF Heating…

78. Стр. 84

    3-6) Controlling the built-in circulation pump P1 during cooling operation controlled with the room temperature Hydro Unit Control thermostat or room temperature remote controller. You can change the action of the built-in circulation pump P1 by setting DN_65. • DN_65 = “00” (Default): The pump is…

79. Стр. 85 4) Control by the flow sensor

    Hydro Unit Control Whether water flows or not is judged with the valve of water flow sensor. Without water-flow determination from the flow sensor after the hot water supply operation, heating operation, or cooling operation, The HP, backup heater and booster heater are not energized. Similarly, the…

80. Стр. 86 6-3) Control method

    7-3. Hydro Unit Control • The water temperature setting at starting operation is 40°C (DN_9D) at heating and 20°C (DN_96) at cooling. If the temperature setting calculated by Auto curve at starting operation will be used instead of the fixed temperature 40°C (DN_9D), DN_B5 should be set to “1”. •…

81. Стр. 87 7) Room temperature control with the thermostat

    Hydro Unit Control You can install a commercially available thermostat to control room temperature. 7-1) Installing the room temperature thermostat • Connect its connection cable to CN21 port on the PC board (MCC-1755) of the hydro unit. • Thermostat for heating: Connect the input between the…

82. Стр. 88 7-4)Cooling thermostat operation

    Hydro Unit Control When the cooling thermostat does not reach the assigned temperature (the circuit between (2) and (5) is open), cooling starts under the setting that water temperature for cooling is 20°C (DN_96). If the cooling thermostat has not reached the assigned temperature 30 minutes after…

83. Стр. 89 8) Hot water cylinder thermostat control

    Hydro Unit Control Hot water can be supplied using an existing hot water cylinder with a thermostat. 8-1) Installing the hot water cylinder thermostat • Connect its connection cable to CN21 port on the PC board (MCC-1755) of the hydro unit. • Hot water cylinder heating thermostat: Connect this…

84. Стр. 90 9) Control of Mode selection and forced stop & restart

    Hydro Unit Control You can change the operation mode and force the operation ON/OFF. • Connect its connection cable to CN21 port on the PC board (MCC-1755) of the hydro unit. Non-voltage contacts MCC-1755 CN21 I/P 2 I/P 3 common line common line I/P 1 I/P4 I/P 7 I/P 6 I/P 5 I/P 1 Input items…

85. Стр. 91 10) Control of limit of heat pump operation (Tempo1, 2)

    Hydro Unit Control When the peak period of electric power charge is set due to the contract or other conditions, you can limit heat pump operation and give priority to boiler operation using an external input signal. (This control functions only during the period the signal is input.) • Connect its…

86. Стр. 92 11) Connection to a Smart Grid network (SG ready)

    7-3. Hydro Unit Control The operating mode is controlled through volt free contacts incorporated into the energy meter. • Connect its connection cable to CN21 port on the PC board of the hydro unit. Optional inputs to Hydro Unit This unit has eight input ports. 2 ports of them are selectable by DN.…

87. Стр. 93 12) Output signal control

    7-3. Hydro Unit Control (Connect its connection cable to the CN22 terminal on the PC board (MCC-1755) in the hydro unit.) Additional Hydro Unit outputs This unit has four output ports. They are selectable by DN. Table1 shows the selectable output functions and default settings. Volt free contact…

88. Стр. 95 Hydro Unit Control

    Operation flow and applicable data, etc. 14) Automatic restart control The unit records operation information before a power outage and retrieves the information after the power is restored to restart automatically the operation with the information. 14-1)Operation during remote controller • The…

89. Стр. 96 Hydro Unit Control

    Operation flow and applicable data, etc. 15-4)Piping freeze prevention control 4 When the value of Ps sensor is low, freeze prevention is activated regardless of a heat pump operation mode. 1) Determination condition: Low pressure sensor detects PS < 0.2 MPa and 180 seconds passes (defrosting and…

90. Стр. 97 Outdoor unit

    control Operation flow and applicable data, etc. 1) PMV (Pulse motor valve) control Valve opening is controlled using the expansion valve with a pulse motor according to a heat pump operation status. • PMV is controlled between 30 and 500 pulses during an operation. • At the time of a cooling…

91. Стр. 98 Outdoor unit

    control Operation flow and applicable data, etc. 3) Current release control The number of compressor rotation is controlled so that current value of the compressor drive circuit does not exceed the specified value. • The outdoor unit detects the input current. • The outside air temperature is…

92. Стр. 99 таблицы и схемы — в просмотре

93. Стр. 100 Outdoor unit

94. Стр. 101 таблицы и схемы — в просмотре

95. Стр. 102 Outdoor unit

96. Стр. 103 таблицы и схемы — в просмотре

97. Стр. 104 Outdoor unit

    control Operation flow and applicable data, etc. 5) Defrosting control 5-1) Defrost operation This control defrosts the outdoor heat exchanger. The temperature sensor (TE sensor) of the outdoor heat exchanger determines frost formation, and then defrosting is performed in the 4-way valve reverse…

98. Стр. 105 Outdoor unit

    control Operation flow and applicable data, etc. Jumper switching O: Short circuit ×: Open J805 J806 [d] O O 150 min (Factory default) O × 90 min × O 60 min × × 30 min 5-2) Advance defrost operation When compressor temperature is low, defrosting preliminary operation will be carried out to carry…

99. Стр. 106 Outdoor unit

    control Operation flow and applicable data, etc. 6) Winding heating control 1) This control energizes the inactive compressor instead of the case heater to warm the compressor. The purpose is to prevent the refrigerant from staying inside the compressor. 2) After the unit is installed, failure to…

100. Стр. 107 9) High pressure release control

     1) To prevent excessive high pressure rise, operating frequency is controlled by the PD sensor. 2) If the PD sensor detects an abnormal stop zone pressure, the compressor stops and the abnormality detection counter increments. 3) When the compressor stops in 2), the heat-pump operation restarts when…

101. Стр. 108 Outdoor unit

     control Operation flow and applicable data, etc. 13) Start up from hibernation This control operates at startup, in order to warm up the compressor by the heat from the water. System is operated at a defrost cycle when the start condition is satisfied. System is switched to the normal heating…

102. Стр. 109 8 Method of defect diagnosis

     In order to diagnose the defective part of the heat pump system, first understand the symptom of the defect. (1) Check the operation status. (It does not move, or it moves but stops, etc.) (2) Flashing display on the display part of the hydro unit. (3) Check the “check code” by the remote…

103. Стр. 110 8-1. Matters to be confirmed first

     8-1-1. Check the power supply voltage Check that the power supply voltage is AC220-240 V± 10% (signal phase) or AC380-415 V± 10% (three phase). If the power supply voltage is not in this range, it may not operate normally. 8-1-2. Check for any miswiring of the connection cables between the hydro…

104. Стр. 111 8-3. Outline of the determination diagram

     The first determination of whether a defective part is in the hydro unit or the outdoor unit can be performed by the following method. 8-3-1. Procedure of defect diagnosis In the case of a defect, please apply the following procedure in order to find the defective part. Defect Confirm the check code…

105. Стр. 112 8-3-4. How to diagnose by check code

     Defect mode detected by the Hydro Unit O Possible × Not possible Diagnostic functional operation Check code Operational cause Flowing quantity failure Detected by flow rate abnormality Backup Automatic operation reset Hot water X 8 106 O 1. Check the water inlet, water outlet and heater outlet (TWI…

106. Стр. 113 code

     A09 A10 Operational cause Backup Automatic operation reset 2 3. Defect of the backup heater (poor automatic reset thermostat). 1 X 1. Almost few water flow. 2. Defect of the flow sensor. 3. Low refrigerant. 10 113 X 1. Almost no water flow. 2. Defect of the flow sensor. 3. Check the water outlet…

107. Стр. 114 code

     Operational cause Backup Automatic operation reset Regular communication failure between hydro unit and outdoor unit E04 E08 E18 O 1. Check the serial circuit. • Miswiring of the crossover between the water heat exchanger and the outdoor unit 1 117 X O 1. Set the address No. of DN_12 - 14 correctly…

108. Стр. 115 code

     F30 Operational cause Extended IC failure When the extended IC is abnormal. Flow sensor failure Backup Automatic operation reset X F32 Hot water Number of abnormalities Detailed for item confirmation X 1. Replace the water heat exchange control board. 1 123 O 1. Check the connection of flow sensor.…

109. Стр. 116 Defect mode detected by the outdoor unit

     O Possible × Not possible Diagnostic functional operation Check code Operational cause Backup Automatic operation reset Determination and action Number of abnormalities Detailed for item confirmation F04 TD sensor failure Open or short circuit in the discharge temperature sensor. O X 1. Check the…

110. Стр. 117 code

     Operational cause Backup Automatic operation reset X 8 — X 1. Check the refrigeration cycle (gas leak). 2. Check the case thermostat and connector. 3. Check that the service valve is fully open. 4. Defect of the pulse motor valve. 5. Check for kinked piping. 10 128 O X 1. Cut jumpers (3 phase)…

111. Стр. 118 code

     Operational cause Backup Automatic operation reset Number of abnormalities Detailed for item confirmation 1. Check the refrigeration cycle (gas leak). 2. Defect of the pulse motor valve. 3. Check the resistance value of the discharge temperature sensor (TD). 4 1. Defect of the INJ_2-way valve. 2.…

112. Стр. 119 code

     Operational cause Backup Automatic operation reset High pressure protection operation When an abnormal stop occurs due to the high pressure release control. When the high pressure sensor (PD) detects 4.19 MPa. P20 P22 P26 O Outdoor fan system failure When a DC fan rotor position detection NG…

113. Стр. 120 Defect mode detected by the remote controller

     Diagnostic functional operation Check code Operational cause No communication between hydro Stop Not unit an remote controller displaying at • The remote controller wiring is not all connected correctly. (cannot • The hydro unit has not been turned operate by on. the remote controller) E01 E02 E09…

114. Стр. 121 8-4. Diagnosis flow chart for each check code

     8-4-1. Hydro unit failure detection [A01] Flowing quantity failure [A01] occurs Operation restarts No Built-in circulation pump rotates Perform air vent Yes Yes Pump is connected to board Excess air noise comes from inside the pump Yes No Connect pump connector to board Replace the pump No Pump…

115. Стр. 122 [A02] Temperature increase failure (heating)

     Start (TWI, TWO, THO ≥ 70°C) TWI, TWO, and THO sensor characteristics are correct No Replace TWI, TWO, and THO sensors No Replace flow sensor Yes Flow sensor is normal Yes Water outlet temperature is 70 °C or higher No Yes Hot water from boiler or other circuits does not come in Correct water…

116. Стр. 123 [A03] Temperature increase failure (hot water supply)

     Start TTW sensor characteristic is correct (TTW ≥ 85°C is detected) No Replace TTW sensor Yes Hot water cylinder heater is energized No Yes At normal temperature, tank thermostat is energized No Yes Hot water cylinder thermostat operates Replace hot water cylinder thermostat No Operation temperature…

117. Стр. 124 [A04] Antifreeze operation (1)

     When the outside temperature and inlet water temperature is low (approx. 20°C or lower) and the room load is large (operation frequency ≥ rating), the freeze prevention control may be activated. Start Operation restart Perform air vent Yes Excess air inside pump Secure water circulation amount 12 M…

118. Стр. 125 [A05] Piping antifreeze operation

     Restart TWI<4, TWO<4, or THO<4 is detected Circulation pump keeps being energized or 3 minutes passed after the start Hydro unit DN code setting DN_6D2 = “0” No DN code setting DN_6D2 = “0” No Check wiring construction Ask repair of power supply No Correct wiring No Replace TWI, TWO, and THO sensors…

119. Стр. 126 [A08] Low pressure sensor operation failure

     Start Flow sensor is normal No Replace flow sensor Yes Remove sufficiently excess air Excess air noise comes from inside pump Yes Secure water circulation amount No circulation flow shortage Waste stuck inside water circuit Remove waste 12 M or longer water pipe to a branch, or 5 or less branches…

120. Стр. 127 [A09] Overheat protection operation

     Start Water cycle contains water No Put water into water circuit (Recommended: 1 - 2 Bar) No Replace flow sensor Yes Flow sensor is normal Yes At normal temperature, overheat preventive thermostat is normal Replace heater unit exchanger air vent valve or Check water heat exchange control board If…

121. Стр. 128 [A10] Antifreeze operation (2)

     Start Flow sensor is normal No Replace flow sensor Yes Remove sufficiently excess air Excess air noise comes from inside pump Yes Secure water circulation amount No circulation flow shortage Waste stuck inside water circuit Remove waste 12 M or longer water pipe to a branch, or 5 or less branches…

122. Стр. 129 [A11] Operation of the release protection

     Start Flow sensor is normal No Replace flow sensor Yes Remove sufficiently excess air Excess air noise comes from inside pump Yes Secure water circulation amount No circulation flow shortage Waste stuck inside water circuit Remove waste 12 M or longer water pipe to a branch, or 5 or less branches…

123. Стр. 130 [A12] Heating, hot water heater failure

     Restart Operation starts under 10 ≤ TWI <20°C Freeze prevention control is detected once Heater backup operation Heating: Booster heater Hot water supply: Hot water cylinder heater After 1 hour since heater operation started, neither TWI ≥ 15°C nor TTW ≥ 20°C is met Hydro unit DN code setting DN_6D2…

124. Стр. 131

     Start Power terminal has AC 220-240 V(±10%) No Input appropriate voltage Yes Resolve the cause Yes Resolve the cause Yes Resolve the cause Yes No Pump power input has AC 220-240 V Yes High humidity around the electric board of the pump No Dew condensation to the electric board of the pump No Locking…

125. Стр. 132 [E04] Regular communication failure between hydro unit and outdoor unit

     Outdoor unit failure occur (Check the display board of outdoor unit) No The wiring and connecting between outdoor unit and hydro unit are correct Yes No Correct wiring and connecting wire No Correct connector and terminal block wiring Yes Hydro unit CN01 connector and TB01 terminal block (1, 2, 3)…

126. Стр. 133

     Start TD sensor connector (*) is connected Yes No * 401, 601 = CN601 801, 1101, 1401 = CN603 TD sensor resistance characteristic is normal No (Refer to Characteristic table on page 137) Correct TD sensor connection Replace TD sensor Yes PC board <401, 601> MCC-1768 <801, 1101, 1401>MCC-1675 <801…

127. Стр. 134

     Start TO sensor connector (CN602) is connected No Correct TO sensor connection No Replace TO sensor Yes TO sensor resistance characteristic is normal (Refer to Characteristic table on page 137) Yes Check outdoor control board If defective, replace it PC board <401, 601> MCC-1768 <801, 1101…

128. Стр. 135 [F14] TTW sensor failure

     Start TTW sensor connector (CN603 (MCC-1753), CN03, CN20 (MCC-1755)) is connected No Correct TTW sensor connection Yes TTW sensor characteristic is normal No (Refer to Characteristic table on page 137) Replace TTW sensor Yes Check water heat exchange control board If defective, replace it PC board…

129. Стр. 136 [F19] Detection of THO disconnection failure

     Start THO sensor is attached to pipe No Attach THO sensor to pipe No Replace THO sensor Yes THO sensor characteristic is normal (Refer to Characteristic table on page 137) Yes TWO sensor characteristic is normal No (Refer to Characteristic table on page 137) Yes Check water heat exchange control…

130. Стр. 137 [F20] TFI detach failure

     Start Mixing valve is attached No Attach a mixing valve Yes Mixing valve connection is correct Yes Mixing valve setting is correct No (Refer to wiring diagram of hydro unit on page 27) No Make the mixing valve setting correct DN_0C: Mixing valve running time (30 sec to 240 sec) Yes TFI sensor is…

131. Стр. 138 [F23] Low pressure sensor failure

     Start Low pressure sensor is detached (CN607) Yes Attach low pressure sensor No When operation No is stopped, low pressure sensor is normal *1 *1 How to determine: When operation is stopped Yes Check water heat exchange control board If defective, replace it PC board MCC-1753 [F30] Enhanced IC…

132. Стр. 139 [F32] Flow sensor failure

     Start Flow sensor connector (CN609) is connected No Correct flow sensor connection No Replace flow sensor Yes Flow rate detected by flow sensor is almost same as actual value Yes Check water heat exchange control board If defective, replace it PC board MCC-1753 [F33] Flowing quantity failure Start…

133. Стр. 140 [L02] Combination failure

     The model name of the outdoor unit is not HWT-xxxxH(8)(R)W-E. Replace the outdoor unit with the proper model. And check the combination of INJ type or not is correct. [L07] Communication failure At the time of power on, detecting the above failure automatically activates the automatic address…

134. Стр. 141 8-4-2. Outdoor unit failure detection

     Diagnosis procedure for each check code • One check code may indicate multiple symptoms. In such a case, see the LED indication on the outdoor board to narrow down the check details. • The handy remote controller displays a check code only when the same failure repeatedly occurs while the LED • on…

135. Стр. 142 [H01]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Compressor break down] Power voltage is normal AC220-240 V±10% No Improve power line Yes Wiring connection is normal No Compressor lead (Board side, compressor side reactor lead, power lead)…

136. Стр. 143 [H03]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Defect in the current detection circuit] The wiring construction is normal. No correct wiring. No Check electric work. Yes Power supply voltage and frequency are normal. (AC380 - 415 V±10%…

137. Стр. 144 [H04]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Case thermostat operation] <401, 601> CN500, <801, 1101, 1401> CN609 connector and case thermostat is normal No Correct connector Replace case thermostat No Check outdoor board If defective…

138. Стр. 145 [P02]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Converter circuit failure] Wiring construction is normal. No correct wiring. No Check electric work. Yes Power supply voltage and frequency are normal. (AC380 - 415 V±10%, frequency 50Hz±10%)…

139. Стр. 146 [P04]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) * Any of the following abnormality may occur. Seeing the LED on the outside board can determine which abnormality occurs. 1.High pressure sensor activated. 2.Power source failure (Vdc) 3.High…

140. Стр. 147 [P05]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Power supply voltage failure] Wiring construction is normal. No correct wiring. No Check electric work. Yes Power supply voltage is normal. (3 phase) <801,1101,1401> : AC380-415V ±10% Other…

141. Стр. 148 [P15]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Gas leak detection] No gas leakage. Appropriate refrigerant amount No Correct defective portion Re-charge refrigerant No Correct defective portion Replace defective parts No Open fully service…

142. Стр. 149 [P19]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [4-way valve reversal trouble] Does 4-way valve work correctly? NO (Check pipe temp. etc. in cooling/heating operation) Is the coil resistance value of 4-way valve normal? NO Replace 4-way valve…

143. Стр. 150 [P20]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [High pressure protection operation] Service valve is fully opened No Open fully service valve Yes Heating season Reset the power source and perform Heating operation test run matching to the…

144. Стр. 151 [P22]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Fan system trouble] Power voltage is normal AC220 - 240 V±10% Check wiring construction Ask repair of power supply NO YES Rotate shaft of the fan motor by hands during power-OFF. Can it rotate…

145. Стр. 152 [F04]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Discharge temperature sensor (TD) failure] TD sensor connector is connected No Correct TD sensor connection Yes TD sensor resistance characteristic is normal Yes Replace outdoor control board…

146. Стр. 153 [F12]

     Outdoor LED indication Check and Action procedure (No specific description indicates outdoor unit parts.) [Suction temperature sensor (TS) failure] TS sensor connector is connected Yes TS sensor resistance characteristic is normal Yes Replace outdoor control board No Correct TS sensor connection No…

147. Стр. 154 8-4-3. Temperature sensor, temperature-resistance characteristic

     table TWI, TFI, TTW sensors Typical value Resistance value (kΩ) (Minimum) (Standard) (Maximum) 0 31.18 32.82 34.46 10 19.12 19.95 20.78 20 12.08 12.50 12.92 25 9.700 10.00 10.30 30 7.808 8.050 8.291 40 5.155 5.314 5.474 50 3.482 3.590 3.698 60 2.380 2.478 2.583 70 1.659 1.744 1.838 30 Resistance…

148. Стр. 155 8-5. Operation check by PC board switch

     8-5-1. Operation check mode This mode allows to check the operations of the water 2-way valve, water 3-way valve, mixing valve, and circulation pump. This operation is valid when the hydro unit and the outdoor unit are turned on the power. Operation check mode (1) Preparation 1) Turn all of the…

149. Стр. 156 8-6. Brief method for checking the key components

     8-6-1. Hydro unit No. 1 Component name Check procedure Water heat exchange Remove the connector and measure the resistance value with a tester. (Normal temperature) temperature (TC) sensor Temperature 0°C 10°C 20°C 30°C Water inlet temperature Sensor (kΩ) (TWI) sensor Water heat exchange temperature…

150. Стр. 157 8-6-2. Outdoor unit

151. Стр. 158 Component name

     Pulse motor valve coil Type PQ-M10012-000313 (401, 601) UKV-A040 FAM-MD12TF-1 (801, 1101, 1401) Check procedure PQ-M10012-000313 1 White 5 Red M 3 Orange Resistance value Location Red − White, Orange Gray − Yellow, Blue 46 ± 3.7 Ω Yellow Gray Blue UKV-A040 1 Black 6 Gray M 3 Red 4 Resistance value…

152. Стр. 159 9 Hydro unit and outdoor unit settings

     Hydro unit 1. Hydro unit Setting DN code DN Description Default 6B0 Used to activate external boiler output. 0 = external boiler output de-activated; 1 = external boiler output activated 0 6B1 Boiler install location 0 = Heating side after 3 way valve 1 = Before 3 way valve 0 6B2 Used to when an…

153. Стр. 160 2. DN Setting

     • Hydro unit DN code setting is available only for the header remote controller. • Set DN codes for various operation modes with the remote controller. 2-1. How to set hydro unit DN <Procedure> Perform the following when no operation is in progress. 1 ] button and the [ ] button at same time for 4…

154. Стр. 161 2-2. How to set remote controller DN

     <Procedure> Perform the following when no operation is in progress. 1 Press the [ ] button and the [ ] button at same time for 4 seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 ]/[ ]button to select “Remote controller DN” Press the [ on the FIELD SETTING MENU screen, then…

155. Стр. 162 DN table

     DN Item 02 Cooling/Non-cooling switching 0000: Cooling Details 03 Central control address 0001 08 Hot water boost operation time (operating time) 0003: 30 min Factory default 0001: Not cooling 0000: Cooling - 0128 None - 0018: 180 min 0006: 60 min 09 Hot water boost set temperature 0040: 40°C…

156. Стр. 163

     Item Hydro unit backup heater up time Details Factory default 0000: 10 min 0002: 30 min 0001: 20 min 0003: 40 min 0001: Valid 0001: Valid 0020: 20°C 0015: 15°C 0000: 10 min 3A Frost protection function Invalid/Valid 0000: Invalid 3B Frost protection set temperature 0008: 8°C 3C 2-way valve operation…

157. Стр. 164 A4

     Set temperature B’ with outside temperature of T1 A5 Set temperature E’ with outside temperature of 20°C AB Group control AC B6 The temperature increase during “Forced ON” mode (SG Ready control) HP restart water temperature in A zone. (Valid only room temp control using 2nd remote controller)…

158. Стр. 165 Details

     Factory default 0001:Yes 0000: No 6B0 Boiler output enabled 0000: No 6B1 Boiler install position after 3WV heating side / before 3WV 6B2 External cylinder thermostat connected 0000: After 3WV heating side 0001: Before 3WV 0000: No 0001: Yes 0000: After 3WV heating side 0000: No 6B3 External room…

159. Стр. 166 Remote controller DN table

     DN Item Details 02 Temperature correction by the room temperature sensor (heating) -10K - +10K: By 1K steps -1: -1K correction 03 Temperature correction by the room temperature sensor (cooling) -10K - +10K: By 1K steps -1: -1K correction 09 Night time low-noise mode 0: Invalid 1: Valid Fist shipment…

160. Стр. 167 2-3. How to reset hydro DN

     (1) Procedure 1) Proceed the hydro DN setting screen. * See 9-2-1. Hydro DN setting 2) Press the [ ][ ][ ] long time in DN setting screen, and select “YES”. NOTE • After DN reset, it will take few minutes to back normal screen. First communication screen will continue for few minutes, but it is NOT…

161. Стр. 168 3. Test run

     • Even if the outside air temperature or water temperature is outside the setting value range, Heating, Cooling and Hot water supply operation become possible. • Since the protection setting is disabled in the TEST mode, do not continue a test run longer than 10 minutes. <Procedure> 1 ] button and…

162. Стр. 169 4. Auto Curve Setting

     • This function is available only for the header remote controller. • Set DN for various operation modes with the remote controller. <Procedure> Perform the following when no operation is in progress. 1 ] button and the [ ] button at same time for 4 Press the [ seconds or longer on the top screen to…

163. Стр. 170 <ZONE1>

164. Стр. 171 Auto-Curve temperature shift

     • This function is available only for the header remote controller. • The set temperature can be shifted in the range of ±5K of the current setting. 1 Press the [ screen. ]/[ ] button to select “Auto mode” on the MENU MENU(1/2) Auto mode Schedule timer Night setback Silent mode Hot water boost SET 2…

165. Стр. 172 5. Clock Setting

     • Setting for the clock (date, month, year, time) 1 Press the [ ]/[ ] button to select “Setting” on the MENU screen, then press the [ ] button. MENU(2/2) Anti bacteria Frost protection Setting Information Power consumption SET 2 Press the [ ]/[ ] button to select “Initial setting” on the Setting…

166. Стр. 173 6. Scheduled Operation Setting

     6-1. How to set scheduled operation • This function is available only for the header remote controller. • Schedule setting makes the following modes to be flexibly set: hot water supply, heating, cooling, hot water supply and heating, hot water supply and cooling, and stop, and set temperature. •…

167. Стр. 174

     Press the [ ] button. Condition setting Schedule timer confirm? YES 5 Press the [ ] button to Fix. Mode : Operation mode (HEAT, COOL, HW (Hot water)) Z1 : ZONE1 setting temperature Z2 : ZONE2 setting temperature HW : Hot water supply operation setting temperature Start : Operation start time (0:00…

168. Стр. 175

     There are two methods. 1.If “24:00” is set to “END” and “00:00” is set to “START” next day, the previous operation status will be continued. And set the time you want to stop to “END”. 2.If “--” is set to “END”, the previous operation status will be continued next day. And set the time you want to…

169. Стр. 176 To copy the settings of the previous day

     1 Press the [ ] button to select the day, then press the [ to copy the settings of the previous day. ] button Condition setting(1/2) ALL MON TUE WED THU FRI SAT SUN Mode Z1 Z2 HW Start End : : : : : : COPY DAY 2 Press the [ ] button, then the contents of the setting is displayed. RESET SET Condition…

170. Стр. 177 Holiday setting

     • Set the days of the week when the schedule timer not used. 1 Press the [ ]/[ ] button to select “Holiday setting” on the Schedule setting screen, then press the [ ] button. Schedule setting Condition setting Holiday setting Key lock SET 2 Press the [ ] button to select the day, then press the [ to…

171. Стр. 178 7. Frost protection Setting

     • This function performs operation with the minimum capacity (target water temperature:15°C) to prevent pipes from freezing in case the unit is not used for a long period due to absence. • Cancel schedule timer to start Frost protection operation. When Frost protection is operated with schedule…

172. Стр. 179 <How to set Frost protection operation end time>

     • This function is available only for the header remote controller. 1 Press the [ MENU screen. ]/[ ] button to select “Frost protection” on the MENU(2/2) Anti bacteria Frost protection Setting Information Power consumption SET 2 Press the [ ] button for 4 seconds or longer to enter the setting mode.…

173. Стр. 180 8. NIGHT Operation Setting

     • This function is used for energy saving during specified time zone (sleeping hours, etc.). • For night time hours (sleeping hours, etc.), this function shifts the set temperature of heating or cooling by 5K. 1 Press the [ ]/[ ] button to select an “Night setback” on the MENU screen, then press the…

174. Стр. 181 9. Anti bacteria Setting

     • This setting regularly raises the hot water cylinder temperature to prevent bacteria from growing. • The Anti bacteria operation is performed to maintain the temperature (75°C) for the period (30 minutes) when the preset start time (22:00) comes according to the preset cycle (7 days). • The…

175. Стр. 182 10. Hot water boost Setting

     • This function is used when temporarily giving priority to the hot water supply operation. The hot water supply operation is performed in preference to other operations with a target of the preset time (60 minutes) or the preset temperature (75°C). Use this function when hot water is not used for a…

176. Стр. 183 11. Night time Low-noise Setting

     • This function is available only for the header remote controller. • This setting is used to reduce noise output, from the outdoor unit, during night time for neighbors. Night time lownoise operates with lower operation frequency and fan tap than normal operation only for the set time period. 1…

177. Стр. 184 12. Forced Defrosting Setting

     • This function is available only for the header remote controller. • This function can active the forced defrosting mode for the outdoor unit. 1 ] button and the [ ] button at same time for 4 Press the [ seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 ]/[ ] button to…

178. Стр. 185 13. Display Function of Set Temperature and Other Settings

     • The sensor sensing temperature is displayed on the remote controller. • This function allows you to make sure whether the sensor is installed properly. ▼Sensor temperature display calling <Procedure> 1 ] button and the [ ] button at same time for 4 Press the [ seconds or longer on the top screen…

179. Стр. 186 Hydro unit data

     Outdoor unit data Service data • Item code 0A 0B 0E 0F Data name Target temperature for hot water supply Target water temperature for Zone1 Target water temperature for Zone2 Remote controller sensor temperature Condensed temperature (TC) Water inlet temperature (TWI) Water outlet temperature (TWO)…

180. Стр. 187 14. Alarm History Calling Function

     • List of latest 10 alarm data: failure information of failure code, date and time is displayed. <Procedure> 1 Press the [ ] button and the [ ] button at same time for 4 seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 ]/[ ] button to select “Alarm history” on the Press the…

181. Стр. 188 15. Floor drying

     • This function is available only for the header remote controller. • This function is used for drying concrete etc. • Service personnel must operate the unit after setting the related DN code. • Operation is not started unless All the related DN codes are set. • Refer to the following for the…

182. Стр. 189 To start the operation

     1 Press the [ ] button and the [ ] button at same time for 4 seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 ]/[ ] button to select “Floor drying” on the Press the [ FIELD SETTING MENU, then press the [ ] button. FIELD SETTING MENU(1/2) Test mode Floor drying Forced…

183. Стр. 190 16. Power consumption

     • Shows latest power consumption. • This function is available only for the header remote controller. 1 ]/[ ] button to select “Power consumption” Press the [ on the MENU screen, then press the [ ] button. MENU(2/2) Anti bacteria Frost protection Setting Information Power consumption SET 2 Press the…

184. Стр. 191 17. Reset power consumption data

     • This function is available only for the header remote controller. 1 Press the [ ] button and the [ ] button at same time for 4 seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 Press the [ ]/[ ] button to select “Reset power consumption data” on the FIELD SETTING MENU…

185. Стр. 192 18. Sensor information

     • Shows the value of sensor. 1 Press the [ ] button and the [ ] button at same time for 4 seconds or longer on the top screen to display the “FIELD SETTING MENU”. 2 Press the [ ]/[ ] button to select “Sensor information” on the FIELD SETTING MENU, then press the [ ] button. FIELD SETTING MENU(2/2)…

186. Стр. 193 Outdoor unit

     19. Outdoor Unit Setting 19-1. Refrigerant recovery control Although HFC refrigerant is "Ozone depletion potential = 0", emission control is applied to it as a greenhouse effect gas. This model has a switch for the outdoor unit to perform an environment-friendly refrigerant recovery operation (pump…

187. Стр. 194 19-2. Service support functions (LED indication, Switch operation method)

     The following settings are available with switches. (1) Overview Using 2 push-button switches (SW01, SW02) can make settings available and confirm operations. For operation Part number Specification Operation details SW01 Press button switch This switch switches the indications of LED (D800 to D804)…

188. Стр. 195 (2) LED indication switching

     (2) -1. Abnormality indication Diagnostic Procedure for Each Check Code (Outdoor Unit) 1) This section describes the diagnostic method for each check code displayed on the wired remote controller. 2) In some cases, a check code indicates multiple symptoms. In this case, confirm the LED display of…

189. Стр. 196 (2) -1-1.Current trouble indication

     LED indication D800 D801 D802 D803 D804 D805 Name of trouble Normal Discharge temp. sensor (TD) trouble Heat exchanger temp. sensor (TE) trouble Heat exchanger temp. sensor (TL) trouble Outside temp. sensor (TO) trouble Suction temp. sensor (TS) trouble Heat sink temp. sensor (TH) trouble Miswiring…

190. Стр. 197 (2) -1-2.Latest (including current) trouble indication

     LED indication D800 D801 D802 D803 D804 D805 Name of trouble Normal Discharge temp. sensor (TD) trouble Heat exchanger temp. sensor (TE) trouble Heat exchanger temp. sensor (TL) trouble Outside temp. sensor (TO) trouble Suction temp. sensor (TS) trouble Heat sink temp. sensor (TH) trouble Miswiring…

191. Стр. 198 (2)-2. Sensor, Current, Compressor operation frequency, PMV position indication

     The values detected by controller, such as temperature sensor or current values, can be easily checked. [Method of Operation] 1) Confirm D800 to D804 are off (or rapidly flashing) and that D805 is lit up. If D800 to D804 are slowly flashing or D805 is flashing then push and hold down SW01 and SW02…

192. Стр. 199 3) Push SW02 to switch to the desired display item (Refer to (2) -2-2.)

     4) To access the other display items repeat steps 1) to 3). 5) Before exiting ensure to perform step 1) and set the LED to the initial state (current abnormality indication). (2) -2-2. LED indication D800 D801 D802 D803 D804 D805 (YEL) (YEL) (YEL) (YEL) (YEL) (GRN) : Off : Light Temperature (˚C)…

193. Стр. 200 (3) Special operation for maintenance and inspection

     [Method of Operation] 1) Confirm the LED display shows the initial state. If not then return it to the initial state. 2) Push and hold down SW01 for at least 5 seconds. D804 will start slowly flashing. 3) Push SW01 until reaching the LED display function you wish to set. Special operations…

194. Стр. 201 10 Replacement of the service PC board

     WARNING Don’t open the PC board cover before 1 minute after power has been turned off beacuse an electric shock may be occurred. In the case of replacing the PC board, also confirm the chapter “11 How to exchange main parts”. 1. Hydro unit ■ Setting the DN code (MCC-1753) In the memory of the Hydro…

195. Стр. 202 11 How to exchange main parts

     WARNING <Turn off the power breaker> Because the electrical components are energized with high voltage, always turn off the power breaker before starting to work. <Check> Ensure that no water pressure is present when replacing the water circuit (circulation pump, heater unit, flow sensor, etc).…

196. Стр. 203

     Remote controller Work procedure 1.How to remove 1) Perform the step 1-1. 2) Remove the remote controller from the holder using a flat-head screwdriver. (Release the stopper.) 3) Disconnect the remote controller cable from the terminal block on the back side of the remote controller. Remarks Remote…

197. Стр. 204

     Electric parts assembly Work procedure Remarks 1. How to remove 1) Perform the step 1-1. 2) Disconnect the connectors and lead cables connected to other parts from the water heat exchanger board. NOTE When removing the connectors, release the safety lock of the housing. 3) Remove the fixed screws.…

198. Стр. 205 Work procedure

     6 Upper panel 1) Perform the step 1-1-1), 2), 3), 4), 5). 2) Remove the fixed screws of the upper panel. (Ø4 × 8, 2 screws) 7 Bottom panel 1)Perform step1-1, step 5. 2)Remove the fixed screws of the bottom panel. (Ø4 × 8, 2 screws) * Removal is required if water and refrigerant piping are connected.…

199. Стр. 206

     Expansion vessel Work procedure *1)To replace water circuit parts, open the drain cook and reduce the water puressure in the Hydro unit. (Check that the water puressure 0 bar on the meter.) Wait about 5 minutes to drain the water in the Hydro unit. * Even if drained, remaining water may come out…

200. Стр. 207

     Pump Work procedure Remarks Please be sure to read step 8. *1) 1. How to remove 1) Perform the step 1-1, step 5-1. 2) Remove the connector and wire of the Pump from electrical parts assembly. (CN200 on the PCB MCC-1753 and CN07 on the PCB MCC-1755, one ground wire on E-BOX) 3) Remove the following…

201. Стр. 208

     Flow sensor Work procedure Remarks Please be sure to read step 8. *1) 1. How to remove 1) Perform the step 1-1, step 5-1. 2) Remove the quick fasteners connecting the flow sensor. 3) Remove the flow sensor. The flow sensor connection uses an O-ring for water seal. Be careful not to scratch the…

202. Стр. 209

     Heater assembly Work procedure Remarks Please be sure to read step 8. *1) Exit quick fastener 1. How to remove 1) Perform the step 1-1, step 4, step5-1, step 8-2). 2) Perform the step 11-2) - 4). 3) Remove the inlet and exit quick fasteners. 4) Remove the fixing heater assembly plate. (Ø4 × 8, 5…

203. Стр. 210 Work procedure

     16 Water heat exchanger assembly Please be sure to read step 8. *1) 1. How to remove 1) Perform the step 1-1, step 4, step 5, step 7 and step 8-2). 2) Remove the two insulations attached to the Water heat exchanger by peeling off the tape. 3) Disconnect the water heat exchanger and the Heater…

204. Стр. 211 2. Outdoor Unit

     2-1. HWT-401HW-E(TR), HWT-601HW-E(TR) No. ① Exchange parts name Common procedure Work procedure Remarks 1. Detachment NOTE Wear gloves for this job. Otherwise, you may injure your hands on the parts, etc. Valve cover 1) Stop operation of the Air to water heat pump system and turn off the power…

205. Стр. 212

     Exchange parts name Work procedure Remarks Front cabinet 1. Detachment 1) Perform step 1 in ①. 2) Remove the fixing screws (Φ4 × 8, 1 screw) used to secure the front cabinet and inverter cover, the screws (Φ4 × 10, 4 hexagon screws) used to secure the front cabinet at the bottom, and the fixing…

206. Стр. 213

     Exchange parts name Inverter assembly Work procedure Remarks “Detachment (Inverter)” 1) Perform step 1 in ②. 2) Remove the fixing screw (Φ4 × 8, 1 screw) securing PL-COVER-PCB and the inverter box. Inverter 3) Remove the fixing screws (Φ4 × 8, 2 screws) for securing the motor base and the inverter…

207. Стр. 214

     Exchange parts name Work procedure Inverter assembly “How to check outdoor control board” 1) Perform step ② in “Detachment (Inverter)”. 2) Remove the fixing screws (Φ4 × 8, 2 screws) for securing the motor base and the inverter box. Remarks WARNING Be careful to check the inverter because…

208. Стр. 215

     Exchange parts name Work procedure Remarks Control board “Detachment (outdoor control board)” assembly 1) Remove the screws (Φ4 × 10, 2 screws) fixing inverter box and P.C. board base. 2) Remove the earth screw fixing inverter box and earth lead. And remove the inverter box. P.C board base P.C.…

209. Стр. 216

     Exchange parts name Side cabinet Work procedure Remarks Side cabinet (right) 1. Detachment Side cabinet (right) 1) Perform step 1 in ②. 2) Remove the fixing screw (Φ4 × 8, 3 screws) used for securing the side cabinet (right) to the bottom plate and valve fixing plate. Side cabinet (left) 1) Perform…

210. Стр. 217

     Exchange parts name Compressor Work procedure Remarks 1. Detachment 1) Perform step 1 in ①, ②, ③, ④, ⑤. 2) Extract refrigerant gas. Partition 3) Remove the partition plate. plate (Φ4 × 8, 4 screws) 4) Remove the sound-insulation material. 5) Remove terminal cover of the compressor, Compressor and…

211. Стр. 218

     Exchange parts name Work procedure Electronic expansion valve coil 1. Detachment 1) Perform step 1 in ② and ⑤ side cabinet (right). 2) Remove the coil by pulling it up from the electronic control valve body. Remarks Coil-PMV Body-PMV Rotate 2. Attachment 1) When assembling the coil into the valve…

212. Стр. 219

     Exchange parts name Work procedure Remarks TE sensor (outdoor heat exchanging temperature sensor) D • Attachment Install the sensor onto the straight pipe part of the condenser outlet pipe. B TE sensor lead E Straight part A C Detail C TE sensor ⑫ TS sensor (Suction pipe temperature sensor) ⑬ TD…

213. Стр. 220

     Exchange parts name Work procedure TL sensor (outdoor heat exchanging temperature sensor) • Attachment Install the sensor onto the straight pipe part of the condenser outlet pipe. Straight part Detail E TL sensor TL sensor lead 219 Remarks

214. Стр. 221

     Exchange No. parts name ① Common procedures Front panel Top cover Work procedure Remarks WARNING Front panel Stop operation of the Air to water heat pump system and turn off breaker switch. CAUTION Ensure wearing of gloves when performing any work in order to avoid injury from parts, etc. Left claws…

215. Стр. 222 name

     ② Plate stay Work procedure Remarks 1. Detachment Plate stay 1) Following to work of Detachment of . 2) Remove the plate stay and base plate screws. (Φ4 × 10, 2 hexagon screws) 3) Remove plate stay. 2. Attachment Attach the plate stay in the reverse process of “1. Detachment”. Base plate ③…

216. Стр. 223 name

     ⑤ Electrical IPDU (MCC-1705) Work procedure Remarks 1. Compressor, Fan IPDU (MCC-1705) Fig. 5-1 “Detachment (Compressor, Fan IPDU)” 1).Following to work of Detachment of . WARNING For 1 minute after the power is turned off, do not disassemble the inverter to prevent an electric shock. Inverter box…

217. Стр. 224 name

     ⑤ Electrical IPDU (MCC-1705) (continued) Remarks Fig. 5-4 Screw Supporters Inverter box hooks Screw Fig. 5-5 Screw Screws Coat the heat sink. Screws Duct cover Fig. 5-7 Fig. 5-6 Heat sink screws Screws Heat sink duct Screws 223

218. Стр. 225 name

     ⑤ Electrical IPDU (MCC-1705) (continued) Remarks “Fix cables with binding band” [Binding band (A)] [Binding band (B)] Fix cables. (Board wires (P200, P201, P202) and connecters (CN300, CN609) Fix cables. (Board wires (P01, P11, P12) and input power supply wires) Input power supply wires Bundle the…

219. Стр. 226 name

     Work procedure Remarks ⑥ Electrical part 1. Interface CDB (MCC-1675) CDB (MCC-1675) P.C.board Fig. 6-1 Screws COVER-EP “Detachment (Interface CDB)” 1).Following to work of Detachment of . WARNING For 1 minute after the power is turned off, do not disassemble the inverter to prevent an electric…

220. Стр. 227 name

     Work procedure Remarks ⑧ Fan motor 1.Detachment 1) Following to work of Detachment of . 2) Make sure that the fan motor and the propeller fan stop. Remove the flange nut from the fan motor and propeller fan. • Loose e nut by turning clock wise. (To tighten the flange nut, turn it counter clockwise)…

221. Стр. 228 name

     ⑧ Fan motor (continued) Work procedure Remarks 9) Cut the binding bands for the air duct fixing fan motor and the motor base (2 position ). 10) Loosen the two claws on the motor base. 11) Remove the fixing screws (4 positions) while holding the fan motor so as not to fall it. (Shoulder screw with…

222. Стр. 229 Work procedure

     and compressor lead WARNING ⑨ Compressor 1.Detachment Remarks When removing the brazing part of the suction / discharge pipe of the compressor, remove the brazing part in a wellventilated place after recovering the refrigerant. If recovery is insufficient, the refrigerant and refrigerating machine…

223. Стр. 230 ⑨ Compressor 2. Attachment

     and compressor lead (continued) Work procedure Remarks Compressor lead connector 1) Attach the compressor in the reverse process of “1. Detachment”. • Also ensure to replace the compressor lead after replacing the compressor. • Install the sound insulation board (inner and outer) through the space…

224. Стр. 231 ⑩ PMV coil

     Work procedure Remarks 1. Detachment 1) Following to work of Detachment of ④. 2) Cut the binding band (4 positions) on the back surface 3) Pull the connector for PMV coil out of CDB 4) Remove the coil from the PMV body by rotating the coil (about 45°) while drawing the coil upward. 2. Attachment Cut…

225. Стр. 232

     Liquid injection line PMV coil Work procedure Remarks 1. Detachment 1) Following to work of Detachment of ④. 2) Cut the binding band (4 positions) on the back surface 3) Pull the connector for PMV coil out of CDB P.C. board. 2. Attachment Attach the PMV coil in the reverse process of “1. Detachment”…

226. Стр. 233 ⑭ Fan guard 1. Detachment

     Work procedure Remarks 1) Following to work of Detachment of ③ Screws NOTE Do the work on a cardboard or a cloth to prevent the product from being scratched. 2) Remove the 4 screws that secure the fan guard. (Φ4 × 10, hexagonal screws) 3) Remove the Air outlet cabinet and place the fan guard side…

227. Стр. 234

     Exchange No. parts name ① Common procedures Front panel Top cover Work procedure Remarks WARNING Front panel Stop operation of the Air to water heat pump system and turn off breaker switch. CAUTION Ensure wearing of gloves when performing any work in order to avoid injury from parts, etc. Left claws…

228. Стр. 235 name

      Plate stay Work procedure Remarks 1. Detachment Plate stay 1) Following to work of Detachment of . 2) Remove the plate stay and base plate screws. (Φ4 × 10, 2 hexagon screws) 3) Remove plate stay. 2. Attachment Attach the plate stay in the reverse process of “1. Detachment”. Base plate …

229. Стр. 236 name

      Electrical IPDU (MCC-1758) Work procedure Remarks 1. Compressor, Fan IPDU (MCC-1758) “Detachment (Compressor, Fan IPDU)” 1).Following to work of Detachment of . WARNING Fig. 5-1 Spacer & screw CN881 For 1 minute after the power is turned off, do not disassemble the inverter to prevent an electric…

230. Стр. 237 name

     Work procedure Remarks Fig. 6-1  Electrical part 1. Interface CDB (MCC-1675) CDB (MCC-1675) P.C.board CN01 CN707 “Detachment (Interface CDB)” 1).Following to work of Detachment of . CN02 WARNING For 1 minute after the power is turned off, do not disassemble the inverter to prevent an electric…

231. Стр. 238 name

      Fan motor Work procedure Remarks 1.Detachment 1) Following to work of Detachment of . 2) Make sure that the fan motor and the propeller fan stop. Remove the flange nut from the fan motor and propeller fan. • Loosen the flange nut by turning clock wise. (To tighten the flange nut, turn it counter…

232. Стр. 239 name

      Fan motor (continued) Work procedure Remarks 8) Cut the binding bands for the air duct fixing fan motor and the motor base (2 position ). 9) Loosen the two claws on the motor base. 10) Remove the fixing screws (4 positions) while holding the fan motor so as not to fall it. (Shoulder screw with…

233. Стр. 240 Work procedure

     and compressor lead WARNING ⑨ Compressor 1.Detachment Remarks When removing the brazing part of the suction / discharge pipe of the compressor, remove the brazing part in a wellventilated place after recovering the refrigerant. If recovery is insufficient, the refrigerant and refrigerating machine…

234. Стр. 241 ⑨ Compressor 2. Attachment

     and compressor lead (continued) Work procedure Remarks 1) Attach the compressor in the reverse process of “1. Detachment”. • Also ensure to replace the compressor lead after replacing the compressor. • Install the sound insulation board (inner and outer) through the space between the compressor and…

235. Стр. 242 ⑩ PMV coil

     Work procedure Remarks 1. Detachment 1) Following to work of Detachment of . PMV coil connector 2) Cut the binding band (C) (Thickness: 1.5 mm, Width: 4.6 mm) bundling the leads. 3) Pull the connector for PMV coil out of CDB 4) Remove the coil from the PMV body by rotating the coil (about 45°)…

236. Стр. 243

     Liquid injection line PMV coil Work procedure Remarks 1. Detachment Liquid injection line PMV coil connector 1) Following to work of Detachment of . 2) Cut the binding band (C) (Thickness: 1.5 mm, Width: 4.6 mm) bundling the leads. 3) Pull the connector for PMV coil out of CDB P.C. board. 2.…

237. Стр. 244 ⑭ Fan guard 1. Detachment

     Work procedure Remarks Screws 1) Following to work of Detachment of  NOTE Do the work on a cardboard or a cloth to prevent the product from being scratched. 2) Remove the 4 screws that secure the fan guard. (Φ4 × 10, hexagonal screws) 3) Remove the Air outlet cabinet and place the fan guard side…

238. Стр. 245

     Exchange No. parts name ① Common procedures Work procedure Remarks * Refer to procedure No. of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. Front panel Top cover ② Plate stay * Refer to procedure No. of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. ③ Air-outlet * Refer to procedure No. of “2-3.…

239. Стр. 246 name

     Work procedure ⑤ Electrical Remarks [Fig. 5-2] IPDU (MCC-1780) Suppoters ⑥ Electrical IPDU (MCC-1781) 1. Interface CDB & FAN IPDU(MCC-1781) “Detachment(Interface CDB & FAN IPDU)” 1) Following to work of Detachment of . * See “5-5. Outdoor control board” - MCC-1781” for the location of each…

240. Стр. 247 name

     Work procedure ⑦ Reactor * Refer to procedure No. of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. ⑧ Fan motor Refer to procedure No. of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. (Attached to the partition plate) Remarks [Fig. 8-1] However, refer to Fig. 8-1 for the connector position on the board of the…

241. Стр. 248 name

     ⑩ PMV coil (Cycle) Work procedure Refer to procedure No. of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. Remarks [Fig. 10-1] PMV coil connector However, refer to Fig. 10-1 for the connector position on the board of the PMV coil lead and the binding band (B). Cut the binding band (B) ⑪ 4-way valve coil…

242. Стр. 249 name

     Work procedure ⑫ Liquid Refer to procedure No.⑫ of “2-3. HWT-1401HW-E(TR), injection line HWT-1401HRW-E”. PMV coil However, refer to Fig. 12-1 for the connector position on the board of the PMV coil lead and the binding band (B). Remarks [Fig. 12-1] PMV coil connector Cut the binding band (B) ⑬…

243. Стр. 250 name

     ⑭ Fan guard Work procedure Remarks Refer to procedure No.⑭ of “2-3. HWT-1401HW-E(TR), HWT-1401HRW-E”. ⑮ [Reference] Refer to procedure No.⑮ of “2-3. HWT-1401HW-E(TR), Sensor mount positions ⑯ Reactor (Attached to the INV-BOX back) CH-100 CH-68 HWT-1401HRW-E”. [Fig. 16-1] Reactor CH-100 1.…

244. Стр. 251 12 For cooling installation

     If user install the Hydro unit to place humidity location or high humidity region, also user use cooling mode, please attach moisture- proof parts which parts are contained in Hydro unit. Insulator • Stick the optional insulator for cooling to the bottom of the Hydro Unit. 250

245. Стр. 252 13 Periodic inspection items

     For a long-term safe operation of this equipment, perform periodic inspection and parts replacement. <Inspection items> Hydro unit Frequency Periodic inspection details 1. Insulation measurement (Power source circuit / Heater circuit) Annually Insulation measurement with a mega tester 2. Power…

246. Стр. 253 14 Part exploded view, part list

247. Стр. 254 en

248. Стр. 259

     = x. woth 258

249. Стр. 260 Location

250. Стр. 261 Enlarged view: A

251. Стр. 263 Location

252. Стр. 264 Enlarged view: A

253. Стр. 265

     (073 052 NOVO) 264

254. Стр. 266 Location

255. Стр. 268 таблицы и схемы — в просмотре

256. Стр. 270 15 Appendix

     REPLACEMENT OF SERVICE PC BOARD (MCC-1753) [Requirement of replacing the Hydro unit Main PC board assembly] In the memory of the Hydro unit Main PC board before replacement, the type and the capacity code of the model have been stored at the factory, and the customer setup data have been stored…

257. Стр. 271 ❐1 Readout of the setup data from the memory

     Readout of the Memory (factory setup data and customer setup data) 1 ] button and the [ ] button at same time for Press the [ at least 4 sec. “FIELD SETTING MENU” will be displayed on the top of the screen. 2 Press the [ ]/[ ] button to select “Hydro Unit DN” on the “FIELD SETTING MENU” screen, then…

258. Стр. 272 ❐2 Replacement of service main PC board

     Refer to the Service Manual for more detail. WARNING For 1 minute after the power is turned off, do not disassemble the inverter to prevent an electric shock. Detachment 1. Remove all connectors connected to the main PC board and remove a screw of earth lead wire. 2. Detach the main board from 5…

259. Стр. 273 ❐3 Setting of the setup data to the memory

     The default setup data are stored in the memory of the service main PC board. 1 Press the [ ] button and the [ ] button at same time for at least 4 sec. “FIELD SETTING MENU” will be displayed on the top of the screen. 2 ]/[ ] button to select “Hydro Unit DN” Press the [ on the “FIELD SETTING MENU”…

260. Стр. 274 Hydro Unit DN table

     Factory default DN Item Details Wall Mouned type All In One type 2 series 02 Cooling/Non-cooling switching 0000: Cooling 0001: Non cooling 0000: Cooling 03 Central control address 0001 - 0128 None 08 0003: 30 min - 0018: 180 min 0006: 60 min 09 Hot Water boost operation time (operating time) Hot…

261. Стр. 275 Details

     All In One type 2 series Wall Mouned type 34 Hydro unit backup heater up time 0000: 10 min 3A Frost protection function Invalid/Valid 0002: 30 min 0000: In valid 3B Frost protection set temperature 0008: 8 °C 3C 2-way valve operation (logical reverse) control Heating HR Boiler priority switching…

262. Стр. 276 Details

     Factory default Wall Mouned type All In One type 2 series A4 Set temperature B’ with outside temperature of T1 0020: 20 °C - 0055: 55 °C(401/601), 0065: 65 °C(801/1101/1401) 0035: 35°C A5 Set temperature E’ with outside temperature of 20 °C 0020: 20 °C - 0055: 55 °C(401/601), 0020: 20°C AB Group…

263. Стр. 277 Details

     All In One type 2 series Wall Mouned type 6B0 Boiler output enabled 0000: No 0001:Yes 0000: No 6B1 6B2 Boiler install position after 3WV heating 0000: After 3WV heating side side / before 0001: Before 3WV External cylinder thermostat connected 0000: No 0001: Yes 0000: After 3WVheating side 0000: No…

264. Стр. 278

     Replacement Procedure Manual WARNING Don’t open the inverter cover before 1 minute after power has been turned off because an electric shock may be occurred. Replacement steps: Jumper wires. 1 Jumper wires “J800~J803” Cut the jumper wires of the service board, as instructed in the table below. The…

265. Стр. 279 REPLACEMENT OF SERVICE PC BOARD

     WARNING Don’t open the inverter cover before 1 minute after power has been turned off because an electric shock may be occurred. Setting the jumper wires Part name Jumper wire J800~ J801 Function Setting Model switching Cut these jumper wires according to the following table. Since this service PC…

266. Стр. 280 REPLACEMENT OF SERVICE PC BOARD

     WARNING Don’t open the inverter cover before 5 minute after power has been turned off because an electric shock may be occurred. Setting the jumper wires Part name Jumper wire Function J800~ J801 Setting Cut these jumper wires according to the following table. Model switching Since this service PC…

267. Стр. 281

     Pipe surface temperature (˚C) Pressure (kg/cm2G) (MPa) Water Conditions Indoor / Outdoor Leaving Flowrate temp. conditions water (DB/WB) (˚C) Discharge Suction Outdoor heat exchanger BPHE Compressor Entering revolutions water per second (rps) (TWI) (TWO) L/min Pd Ps Pd Ps (TD) (TS) (TE) (TC) A7…

268. Стр. 282 HWT-1401HW-*

     Pipe surface temperature (˚C) Pressure (kg/cm2G) (MPa) Water Conditions Indoor / Outdoor Leaving Flowrate temp. conditions water (DB/WB) (˚C) Discharge Suction Outdoor heat exchanger BPHE Compressor Entering revolutions water per second (rps) (TWI) (TWO) L/min Indoor Outdoor Pd Ps Pd Ps (TD) (TS)…

269. Стр. 283

     ul. Gdańska 131,62-200 Gniezno, Poland Copyright © 2021 Toshiba Carrier Air-conditioning Europe Sp. z o.o., ALL Rights Reserved. Revision record First issue Revised ① ̶ Addition of new models to lineup. • 1ph 14kW capacity models • Hydro Unit with 1ph 6kW Backup Heater 282 Mar. 2021 Dec. 2022

Схемы, таблицы и рисунки — в просмотре документа выше. Клик по номеру страницы открывает её в просмотре.