Инструкция на Настенные сплит-системы Toshiba серии RAS .... (сервис-мануалы)

Текст инструкции

1. Стр. 1 SERVICE MANUAL

2. Стр. 3 1. PRECAUTIONS FOR SAFETY

   For general public use Power supply cord of parts of appliance for outdoor use shall be at least polychloroprene sheathed flexible cord (design H07RN-F) or cord designation 60245 IEC66 (1.5 mm2 or more). (Shall be installed in accordance with national wiring regulations.) CAUTION New Refrigerant Air…

3. Стр. 4 WARNING

   • Never modify this unit by removing any of the safety guards or bypass or bypass any of the safety interlock switches. • Do not install in a place which cannot bear the weight of the unit. Personal injury and property damage can result if the unit falls. • Before doing the electrical work, attach…

4. Стр. 5 2. SPECIFICATIONS

   2-1. RAS-10N3KVR-E/RAS-10N3AVR-E Unit model RAS-10N3KVR-E Indoor RAS-10N3AVR-E Outdoor Cooling capacity (kW) 2.5 Cooling capacity range (kW) 1.1 - 3.1 Heating capacity (kW) 3.2 Heating capacity range (kW) 0.9 - 4.8 Power supply Electric 1Ph/50Hz/220-240V, 1Ph/60Hz/220-230V Indoor characteristic…

5. Стр. 6 2-2. Operation Characteristic Curve

   RAS-10N3KVR-E/RAS-10N3AVR-E <Cooling> <Heating> Current (A) Current (A) Compressor speed (rps) Compressor speed (rps) 2-3. Capacity Variation Ratio According to Temperature RAS-10N3KVR-E/RAS-10N3AVR-E <Heating> <Cooling> Heating Capacity ratio (%) Capacity ratio (%) Capacity ratio 100% is 2.5kW 60…

6. Стр. 7

   Unit model RAS-13N3KVR-E / RAS-13N3AVR-E Cooling capacity Cooling capacity range Heating capacity Heating capacity range Power supply Electric Indoor characteristic Outdoor COP Operating noise Indoor unit Outdoor unit Indoor Outdoor Unit model Dimention Net weigh Fan motor output Air flow rate Unit…

7. Стр. 8 <Heating>

   Current (A) Current (A) 2-5. Operation Characteristic Curve RAS-13N3KVR-E / RAS-13N3AVR-E <Cooling> Conditions o 1 4 Conditions o o Indoor : DB 27 C/WB 19 C Indoor : DB 20 C Outdoor : DB 35oC Air Flow : High Pip Length : 5m Voltage : 230V Outdoor : DB 7oC/WB 6oC Air Flow : High Pip Length : 5m…

8. Стр. 9 3. REFRIGERANT R410A

   This air conditioner adopts the new refrigerant HFC (R410A) which does not damage the ozone layer. The working pressure of the new refrigerant R410A is 1.6 times higher than conventional refrigerant (R22). The refrigerating oil is also changed in accordance with change of refrigerant, so be careful…

9. Стр. 10 Table 3-2-1 Thicknesses of annealed copper pipes

   Thickness (mm) Nominal diameter Outer diameter (mm) R410A R22 1/4 6.35 0.80 0.80 3/8 9.52 0.80 0.80 1/2 12.70 0.80 0.80 5/8 15.88 1.00 1.00 2. Joints For copper pipes, flare joints or socket joints are used. Prior to use, be sure to remove all contaminants. a) Flare Joints Flare joints used to…

10. Стр. 11 d) Flare Processing

    Make certain that a clamp bar and copper pipe have been cleaned. By means of the clamp bar, perform the flare processing correctly. Use either a flare tool for R410A or conventional flare tool. Flare processing dimensions differ according to the type of flare tool. When using a conventional flare…

11. Стр. 12 Table 3-2-6 Flare and flare nut dimensions for R22

    Dimension (mm) Nominal diameter Outer diameter (mm) Thickness (mm) A B C D Flare nut width (mm) 1/4 6.35 0.8 9.0 9.2 6.5 13 17 3/8 9.52 0.8 13.0 13.5 9.7 20 22 1/2 12.70 0.8 16.2 16.0 12.9 20 24 5/8 15.88 1.0 19.7 19.0 16.0 23 27 3/4 19.05 1.0 23.3 24.0 19.2 34 36 45˚ 6˚ to 4 B A C 43˚ D to 4 5˚…

12. Стр. 13 3-3. Tools

    3-3-1. Required Tools The service port diameter of packed valve of the outdoor unit in the air-water heat pump using R410A is changed to prevent mixing of other refrigerant. To reinforce the pressure-resisting strength, flare processing dimensions and opposite side dimension of flare nut (For Ø12.7…

13. Стр. 14 3-4. 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…

14. Стр. 15 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. It is necessary for charging refrigerant under condition of liquid because R410A is mixed type of refrigerant. Accordingly, when charging refrigerant from the refrigerant cylinder to the equipment…

15. Стр. 16 2. Characteristics required for flux

    • Activated temperature of flux coincides with the brazing temperature. • Due to a wide effective temperature range, flux is hard to carbonize. • It is easy to remove slag after brazing. • The corrosive action to the treated metal and brazing filler is minimum. • It excels in coating performance and…

16. Стр. 17 4. CONSTRUCTION VIEWS

    4-1. Indoor Unit Grille Inlet Air filter Plasma purifier Air inlet 195 58 Heat exchanger Knock out system Front panel 50 50 Knock out system 116 481 Installation plate hanger Wireless remote controller Installation plate hanger Connecting pipe (0.35m) (For 10k,13k : Flared 9.52mm) Minimum Hanger…

17. Стр. 18 4-2. Outdoor Unit

    A R15 Ø6 hole R5.5 Ø6 hole Ø11x14 hole A detail Drawing (Back leg) Ø 25 Drain outlet FAN-GUARD 2- Ø11 x 14 Hole (For Ø8 -Ø10 anchor bolt) 36 50 R15 B Detail Drawing (Front leg) Ø 436 COVER-PV 275 550 Z Electrical part cover Liquid side (Flare Ø 6.35) Gas side (10,13 : Flare ∅ 9.52) Z View Service…

18. Стр. 19 5. WIRING DIAGRAM

    RAS-10N3KVR-E / RAS-10N3AVR-E RAS-13N3KVR-E / RAS-13N3AVR-E COMPRESSOR 1 1 CM 23 23 CN300 RED P04 WHI P05 BLK P06 Q200~205 IGBT P.C.BOARD (MCC-5009) R221 P25 YEL Q300~305 MOS-FET R321 P23 R220 R320 R219 R319 P22 P21 BRW P20 P35 L03 YEL P34 F03 FUSE T3.15A AC250V C13 L01 PMV PULSE MOTOR VALVE CN603 1…

19. Стр. 20 6. SPECIFICATIONS OF ELECTRICAL PARTS

20. Стр. 21 7. REFRIGERANT CYCLE DIAGRAM

    7-1. Refrigerant Cycle Diagram RAS-10N3KVR-E/RAS-10N3AVR-E INDOOR UNIT T1 Temp. measurement Indoor heat exchanger P Pressure measurement Gauge attaching port Vacuum pump connecting port TA Deoxidized copper pipe Outer dia. : 6.35mm Thickness : 0.8mm Sectional shape of heat insulator Deoxidized…

21. Стр. 22

    INDOOR UNIT T1 Temp. measurement Indoor heat exchanger P Pressure measurement Gauge attaching port Vacuum pump connecting port TA Deoxidized copper pipe Outer dia. : 6.35mm Thickness : 0.8mm Sectional shape of heat insulator Deoxidized copper pipe Outer dia. : 9.52mm Thickness : 0.8mm Allowable pipe…

22. Стр. 23 7-2. Operation Data

    RAS-10N3KVR-E/RAS-10N3AVR-E <Cooling> Tempeature Standard Heat exchanger Indoor Outdoor Compressor condition(°C) pressure pipe temp. fan mode fan mode revolution Indoor Outdoor P (MPa) T1 (°C) T2 (°C) 27/19 35/- 0.9 to 1.1 12 to 14 37 to 39 (rps) High High 49 <Heating> Tempeature Standard Heat…

23. Стр. 24

    <Cooling> Tempeature Standard Heat exchanger Indoor Outdoor Compressor condition(°C) pressure pipe temp. fan mode fan mode revolution Indoor Outdoor P (MPa) T1 (°C) T2 (°C) 27/19 35/- 0.8 to 1.0 11 to 13 46 to 48 (rps) High High 75 <Heating> Tempeature Standard Heat exchanger Indoor Outdoor…

24. Стр. 25 8. CONTROL BLOCK DIAGRAM

    FILE NO. SVM-12057 8-1. Indoor Unit Indoor Unit Control Unit M.C.U. Heat Exchanger Sensor (Tcj) Louver Motor Functions Heat Exchanger Sensor (Tc) • Cold draft preventing Function Room Temperature Sensor (Ta) • 3-minute Delay at Restart for Compressor Infrared Rays Signal Receiver and Indication •…

25. Стр. 26

    Heat exchanger temp.sensor Suction temp. sensor Outdoor air temp. sensor Discharge temp. sensor Noise Filter Indoor unit send/receive circuit 220–240V~ 50Hz For INDOOR UNIT Relay circuit 4-way valve P.M.V. Converter (AC → DC) Clock frequency 4MHz Driver circuit of P.M.V. Input current sensor High…

26. Стр. 27 9. OPERATION DESCRIPTION

    • Detection of inverter input current and current release operation • Over-current detection and prevention operation to IGBT module (Compressor stop function) • Compressor and outdoor fan stop function when serial signal is off (when the serial signal does not reach the board assembly of outdoor…

27. Стр. 29 Operation flow and applicable data, etc

    1. Basic operation Description 1. Operation control Receiving the user’s operation condition setup, the operation statuses of indoor/outdoor units are controlled. 1) The operation conditions are selected by the remote controller as shown in the below. 2) A signal is sent by ON button of the remote…

28. Стр. 30 1. Basic

    operation Operation flow and applicable data, etc. Description 2. Cooling/Heating operation The operations are performed in the following parts by controls according to cooling/heating conditions. 1) Receiving the operation ON signal of the remote controller, the cooling or heating operation signal…

29. Стр. 31 Operation flow and applicable data, etc

    2. Indoor fan motor control <In cooling operation> (This operation controls the fan speed at indoor unit side.) The indoor fan (cross flow fan) is operated by the phasecontrol induction motor. The fan rotates in 5 stages in MANUAL mode, and in 5 stages in AUTO mode, respectively. (Table 1)…

30. Стр. 32 Operation flow and applicable data, etc

    2. Indoor fan motor control Description <In heating operation> 1) When setting the fan speed to L, L+, M, M+, H or Quiet on the remote controller, the operation is performed with the constant speed shown in Fig. 3 and Table 1. 2) When setting the fan speed to AUTO on the remote controller…

31. Стр. 33 таблицы и схемы — в просмотре

32. Стр. 34 4. Capacity

    control Operation flow and applicable data, etc. Description The cooling or heating capacity depending on the load is adjusted. According to difference between the setup value of temperature and the room temperature, the capacity is adjusted by the compressor revolution. 1) The difference between…

33. Стр. 35 Operation flow and applicable data, etc

    Indoor heat exchanger temperature 6. Release protective <In cooling/dry operation> control by tempera- (Prevent-freezing control for indoor heat exchanger) ture of indoor heat In cooling/dry operation, the sensor of indoor heat exchanger exchanger detects evaporation temperature and controls the…

34. Стр. 36 Operation flow and applicable data, etc

    7. Defrost control (This function removes frost adhered to the outdoor (Only in heating heat exchanger.) operation) The temperature sensor of the outdoor heat exchanger (Te sensor) judges the frosting status of the outdoor heat exchanger and the defrost operation is performed with 4-way valve…

35. Стр. 37 Operation flow and applicable data, etc

    Description 8. Louver control This function controls the air direction of the indoor unit. 1) Louver • The position is automatically controlled according to the operation position mode (COOL/HEAT). • The set louver position is stored in memory by the microcomputer, and the louver returns to the…

36. Стр. 38 9. ECO

    operation Operation flow and applicable data, etc. Description When pressing [ECO] button on the remote controller, a Economic operation is performed. <Cooling operation> 1) The control target temperature increase 0.5ºC per hour up to 2ºC starting from the set temperature when ECONO has been…

37. Стр. 39 Operation flow and applicable data, etc

    Description 10. Temporary Pressing [RESET] button starts the temporary operaoperation tion of [AUTO] operation. When keeping [RESET] button pressed for 10 seconds or more, the temporary [COOL] operation is performed. YES Filter lamp ON Press RESET button. NO NO Did you press [RESET] button for 3…

38. Стр. 40 Operation flow and applicable data, etc

    1. Purpose The air purifying control function is to alert the user to trouble in the ionizing or air purifying operation. 11. Air purifying control [Detection of abnormality] Purifying operation YES Total operation time 1000H NO Purifier power ON NO Error input YES Purifier power ON 1 minute or less…

39. Стр. 41 Operation flow and applicable data, etc

    Description 13. Pulse Modulating valve (P.M.V.) control This function controls throttle amount of the refrigerant in the refrigerating cycle. According to operating status of the air conditioner, this function also controls the open degree of valve with an expansion valve with pulse Modulation. 1)…

40. Стр. 42 Description

    Operation flow and applicable data, etc. 14. Self-Cleaning function Unit now performing cooling or dry operation Press “STOP” button Only timer indicator lights, and Self Cleaning operation starts 1. Purpose The Self-Cleaning operation is to minimize the growth of mold, bacteria etc. by running the…

41. Стр. 43 14. Self-Cleaning

    function Operation flow and applicable data, etc. Description • Self-Cleaning diagram Operation display ON OFF OFF FCU fan ON rpm is depend on presetting. ON (500RPM) OFF FCU louver OPEN OPEN (12.7º) CLOSE Timer display ON or OFF depend on presetting of timer function. ON ON or OFF depend on…

42. Стр. 44 Operation flow and applicable data, etc

    Description J201 PCB NO : MCC-5046 15. Remote Setting the remote controller Controller-A or To separate using of remote controller for each indoor B selection unit in case of 2 air conditioner are installed nearly. Remote Control B Setup. 1. Press [RESET] button on the indoor unit to turn the air…

43. Стр. 45 16. QUIET mode

    Description Operation flow and applicable data, etc. When the [QUIET] selected form [Fan] button, the fan of the indoor unit will be restricted the revolving speed at speed L − until the [Fan] button is selected other speed (cancel Quiet mode). Quiet mode is the system which, control the revolving…

44. Стр. 46 19. One-Touch

    Comfort Operation flow and applicable data, etc. One touch comfort is the fully automated operation that is set according to the preferable condition in a region. 0 * AUTO/L 12 L 25 Operation condition for model to Europe market When an indoor unit receives "One Touch Comfort Signal" from the remote…

45. Стр. 47 9-3. Auto Restart Function

    This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with the set operating conditions in the event of a power supply being accidentally shut down. The operation will resume without warning three minutes after power is restored. This function…

46. Стр. 48 9-3-2. How to Cancel the Auto Restart Function

    To cancel auto restart function, proceed as follows : Repeat the setting procedure : the unit receives the signal and beeps three times. The unit will be required to be turned on with the remote controller after the main power supply is turned off. • When the system is on stand-by (not operating)…

47. Стр. 49 9-4. Remote control

    9-4-1. Remote Controller and Its Functions Infrared signal emitter Start/Stop button Mode select button (MODE) Temperature button (TEMP) Fan speed button (FAN) Swing louver button (SWING) Set louver button (FIX) On timer button (ON) Off timer button (OFF) Setup button (SET) Clear button (CLR) Memory…

48. Стр. 50 4. DRY OPERATION (COOLING ONLY)

    For dehumidification, a moderate cooling performance is controlled automatically. 1. Press MODE : Select Dry 2. Press . : Set the desired temperature. 5. AIR PURIFYING OPERATION During air conditioner operation Press PURE to start and air ionizer operation. The plasma air purifier and air ionizer…

49. Стр. 51 Note

    · Keep the remote control in accessible transmission to the indoor unit; otherwise, the time lag of up to 15 minutes will occur. · The setting will be saved for the next same operation. 10. PRESET OPERATION Set your preferred operation for future use. The setting will be memorized by the unit for…

50. Стр. 52 9-4-3. Name and Functions of Indications on Remote Controller

    [Display] All indications, except for the clock time indicator, are displayed by pressing the 1 Transmission mark button. 6 TIMER and clock time indicator This transmission mark indicates when the remote controller transmits signals to the indoor unit. The time setting for timer operation or the…

51. Стр. 53 10. INSTALLATION PROCEDURE

    170 mm 65 mm or more 10-1. Installation Diagram of Indoor and Outdoor Units or m ore For the rear left and left piping Hook 1 Installation plate Hoo 170 k mm or m ore Air filt tac ot he fro nt pa ne l.) Make sure to run the drain hose sloped downward. 8 5 Filter ( Cut the piping hole sloped…

52. Стр. 54 10-2. Installation

    10-2-1. Optional installation parts Part Code Parts name Q'ty A Refrigerant piping Liquid side : ∅6.35 mm Gas side : ∅9.52 mm One each B Pipe insulating material (polyethylene foam, 6 mm thick) C Putty, PVC tapes 1 One each Fixing bolt arrangement of outdoor unit 108 mm 125 mm Air inlet 25 m m 28 mm…

53. Стр. 55 10-2-2. Accessory and installation parts

    Part No. Part name (Q’ty) Part No. Part name (Q’ty) Wireless remote control x Remote control holder x 1 Others Cap water proof* x 2 11 Flat head wood screw ∅3.1 x 25 s x 1 Mounting screw ∅4 x 25 s x Drain nipple* x 1 Plasma air purifier x 1 Battery x 2 Part name (Q’ty) 9 TOSHIBA New IAQ filter (L) x…

54. Стр. 56 10-2-3. Installation/Servicing Tools

    Changes in the product and components In the case of an air conditioner using R410A, in order to prevent any other refrigerant from being charged accidentally, the service port diameter of the outdoor unit control valve (3 way valve) has been changed. (1/2 UNF 20 threads per inch) • In order to…

55. Стр. 57 10-3-2. Cutting a Hole and Mounting

    Installation Plate 10-3. Indoor Unit 10-3-1. Installation Place • A place which provides the spaces around the indoor unit as shown in the diagram. • A place where there are no obstacle near the air inlet and outlet. • A place which allows easy installation of the piping to the outdoor unit. • A…

56. Стр. 58 <When the installation plate is directly

    mounted on the wall> 10-3-3. Wiring Connection 1. Securely fit the installation plate onto the wall by screwing it in the upper and lower parts to hook up the indoor unit. 2. To mount the installation plate on a concrete wall with anchor bolts. use the anchor bolt holes as illustrated in the below…

57. Стр. 59 <How to connect remote controller for wire operation>

    70 mm 4 * Wire size 28-22AWG or 0.08-0.32 mm2 Outer diameter not over 4.7 mm, control wire length 30 m. or less. Indoor unit 5 mm Notch for wire out Control wire 5 6 Remote controller Fig. 10-3-6 Tighten firmly Terminal but not over Control wire 0.12 N·m (0.01 kgf·m) Control wire For indoor unit…

58. Стр. 60 Control wire

    Rear left Bottom left Remote controller Left Wall Bottom right Remote controller Right Screw (∅3.1 x 25L) for fi x battery cover " # Screw Battery cover Tighten fi rmly but not over 0.15 N·m (0.02 kgf·m) $ Fig. 10-3-10 Die-cutting Front panel slit Hole for hang remote controller Piping preparation…

59. Стр. 61 <Left-hand connection with piping>

    How to fix the drains cap 1) Insert hexagonal wrench (4 mm) in a center head. Bend the connecting pipe so that it is laid within 43 mm above the wall surface. If the connecting pipe is laid exceeding 43 mm above the wall surface, the indoor unit may unstably be set on the wall. When bending the…

60. Стр. 62 10-3-5. Indoor unit fixing

    10-3-6. Drainage 1. Pass the pipe through the hole in the wall, and hook the indoor unit on the installation plate at the upper hooks. 2. Swing the indoor unit to right and left to confirm that it is firmly hooked up on the installation plate. 3. While pressing the indoor unit onto the wall, hook it…

61. Стр. 63 10-4. Outdoor Unit

    <Precautions for adding refrigerant> 10-4-1. Installation Place • Use a scale having a precision with at least 10 g per index line when adding the refrigerant. Do not use a bathroom scale or similar instrument. • Use liquid refrigerant when refilling the refrigerant. Since the refrigerant is in…

62. Стр. 64 <Tightening Connection>

    10-4-3. Refrigerant Piping Connection Align the centers of the connecting pipes and tighten the flare nut as much as possible with your fingers. Then tighten the nut with a wrench and torque wrench as shown in the figure. <Flaring> 1. Cut the pipe with a pipe cutter. Half union 90˚ Obliquity…

63. Стр. 65 <Shaping pipes>

    4. Operate the vacuum pump to start evacuating. Perform evacuating for about 15 minutes if the piping length is 20 meters (15 minutes for 20 meters) (assuming a pump capacity of 27 liters per minute). Confirm that the compound pressure gauge reading is –101 kPa (76 cmHg). 5. Close the low pressure…

64. Стр. 66 Revi110

    <Packed valve handling precautions> 10-4-6. Wiring Connection • Open the valve stem all the way out, but do not try to open it beyond the stopper. 1. Remove the valve cover from the outdoor unit. 2. Connect power cord to the terminal block L, N and then connect the connecting cable to the terminals…

65. Стр. 67 CAUTION

    10-5-2. Remote Control A-B Selection • Wrong wiring connection may cause some electrical parts burn out. • Be sure to comply with local cords on running the wire from indoor unit to outdoor unit (size of wire and wiring method, etc.) • Every wire must be connected firmly. • This installation circuit…

66. Стр. 68 10-5-3. Test operation

    To switch the TEST RUN (COOL) mode, press [RESET] button for 10 sec. (The beeper will make a short beep.) RESET button F ig. 10-5-3 10-5-4. Auto restart setting This product is designed so that, after a power failure, it can restart automatically in the same operating mode as before the power…

67. Стр. 69 11. HOW TO DIAGNOSE THE TROUBLE

    The pulse motor circuits are mounted to both indoor and outdoor units. Therefore, diagnose troubles according to the trouble diagnosis procedure as described below. (Refer to the check points in servicing written on the wiring diagrams attached to the indoor/outdoor units.) Table 11-1 No.…

68. Стр. 70 CAUTION

    A high voltage (equivalent to the supply voltage) is also energized to ground through the sensors, PMV and other low-voltage circuits. The sensor leads and other wires are covered with insulated tubes for protection. Nevertheless, care must be taken to ensure that these wires are not pinched. Take…

69. Стр. 71 11-1. First Confirmation

    11-1-1. Confirmation of Power Supply Confirm that the power breaker operates (ON) normally. 11-1-2. Confirmation of Power Voltage Confirm that power voltage is AC 220–230–240 ± 10%. If power voltage is not in this range, the unit may not operate normally. 11-1-3. Operation Which is not a Trouble…

70. Стр. 72 11-2. Primary Judgment

    To diagnose the troubles, use the following methods. 1) Judgment by flashing LED of indoor unit 2) Self-diagnosis by service check remote controller 3) Judgment of trouble by every symptom Firstly use the method 1) for diagnosis. Then, use the method 2) or 3) to diagnose the details of troubles.…

71. Стр. 73 11-4. Self-Diagnosis by Remote Controller (Check Code)

    1. If the lamps are indicated as shown B to E in Table 11-3-1, execute the self-diagnosis by the remote controller. 2. When the remote controller is set to the service mode, the indoor controller diagnoses the operation condition and indicates the information of the self-diagnosis on the display of…

72. Стр. 74 11-4-2. Caution at Servicing

    1. After servicing, press the START/STOP button to return to the normal mode. 2. After servicing by the check code, turn off breaker of the power supply, and turn on breaker of the power supply again so that memory in the microcomputer returns the initial status. However, the check codes are not…

73. Стр. 75 Block distinction

    Check code Block Operation of diagnosis function Check code Air conditioner status Cause of operation Remarks Judgment and action Inverter over-current protective circuit operates. (Short time) All off Displayed when error is detected. Even if trying operation again, all operations stop immediately.…

74. Стр. 76 11-5. Judgment of Trouble by Every Symptom

    11-5-1. Indoor Unit (Including Remote Controller) (1) Power is not turned on (Does not operate entirely) <Primary check> 1. Is the supply voltage normal? 2. Is the normal voltage provided to the outdoor unit? 3. Is the crossover cable connected properly? 4. Is the fuse (F01) blown? Operation…

75. Стр. 77 (3) Only the indoor motor fan does not operate

    <Primary check> 1. Is it possible to detect the power supply voltage (AC220–240V) between Q and R on the terminal block? 2. Does the indoor fan motor operate in cooling operation? (In heating operation, the indoor fan motor does not operate for approximately 10 minutes after it is turned on, to…

76. Стр. 78 (4) Indoor fan motor automatically starts to rotate by turning on power supply

    <Inspection procedure> 1. Remove the front panel. (Remove 2 screws.) 2. Remove the cover of the fan motor lead wires. 3. Check AC voltage with CN31 connector while the fan motor is rotating. NOTE : • Using a tester, measure the resistance value of each winding coil. • Use a thin test rod. • Do not…

77. Стр. 79 (5) Troubleshooting for remote controller

    <Primary check> Check that A or B selected on the main unit is matched with A or B selected on the remote controller. Push the [ There is no beep from the indoor unit The OPERATION lamp of the air conditioner main unit does not light ] button. Does the transmission indicator blink? NO YES Reset the…

78. Стр. 80 11-5-2. Wiring Failure (Interconnecting and Serial Signal Wire)

    (1) Outdoor unit does not operate 1) Is the voltage between R and S of the indoor terminal block varied? Confirm that transmission from indoor unit to outdoor unit is correctly performed based upon the following diagram. NOTE: • Measurement should be performed 2 minutes and 30 seconds after starting…

79. Стр. 81 11-6. Check Code 1C (Miswiring in indoor/outdoor units) and 1E

    <Check procedure> 1C 1E Gas leakage, disconnection of TS/TC sensors (Check code 02, 1C) Discharge temp. error, gas leakage (Check code 03, 1E) Valve drive check Is coil of the pulse motor valve (P.M.V.) correctly set? NO Set it correctly. YES Is connecter of coil connected to inverter? NO Set it…

80. Стр. 82 11-7. Troubleshooting

    11-7-1. How to Check Whether the Air Purifier is Good or Not Turn off the power breaker once, and turn on again after 10 seconds. Does the OPERATION indicator flash? NO To item “Power supply is not turned on” Primary check YES Turn off the power breaker and remove CN41 (Micro switch connector).…

81. Стр. 83 11-7-2. How to Check Whether the Minus Ion Generator is Good or Not

    Turn off the power breaker once, and turn on again after 10 seconds. Does the OPERATION indicator flash? NO To item “Power supply is not turned on” Primary check YES Turn off the power breaker and remove CN41 (Micro switch connector). Short-circuit between 1 and 2 pin of CN41 at PC side, and turn on…

82. Стр. 84 11-8. How to Diagnose Trouble in Outdoor Unit

    11-8-1. Summarized Inner Diagnosis of Inverter Assembly Table 11-8-1 Diagnosis/Process flowchart Item Contents Preparation Turn “OFF” the power supply breaker, and remove 3P connector which connects inverter and compressor. Check • Check whether 25A fuse on the control board assembly is blown or…

83. Стр. 85 Diagnosis/Process flowchart

    A Item Contents Check Check winding resistance between phases of compressor, and resistance between outdoor frames by using a tester. B Replace control board assembly. Check compressor winding resistance. NG • Is not grounded. → OK if 10MΩ or more • Is not short-circuited between windings.  → OK if…

84. Стр. 86 (3) Check procedures

    Table 11-9-1 No. Procedure Check points 1 Turn off the power supply breaker and remove the P.C. board assembly from electronic parts base. Remove the connecting cables from the terminal block. Check whether or not the fuse (F01) is blown. Impulse voltage was applied or the indoor fan motor…

85. Стр. 87

    +5V +12V [1] Sensor characteristic table 100 Resistance value (k ) 90 80 TD TA, TC, TO, TE, TS Temperature (˚C) – 86 – TD TA TC TO TE TS : Discharge temp. sensor : Room temp. sensor : Heat exchanger temp. sensor : Outdoor temp. sensor : Outdoor heat exchanger temp. sensor : Suction temp. sensor

86. Стр. 88 11-9-3. Indoor Unit (Other Parts)

    No. Part name 1 Room temp. (TA) sensor Heat exchanger (TC) sensor Checking procedure Disconnect the connector and measure the resistance value with tester. (Normal temp.) Temperature Sensor TA, TC (kΩ) 10°C 20°C 25°C 30°C 40°C 20.7 12.6 10.0 7.9 4.5 2 Remote controller Refer to 11-5-1. (5). 3 Louver…

87. Стр. 89 Part name

    4 Pulse motor valve coil (Model : CAM-MD12TCTH-2) RAS-10N3AVR-E RAS-13N3AVR-E 5 Outdoor temperature sensor (TO), discharge temperature sensor (TD), suction temperature sensor (TS), outdoor heat exchanger temperature sensor (TE) Checking procedure CAM-MD12TCTH-2 Position Resistance value Gray-White…

88. Стр. 90 11-9-5. Checking Method for Each Part

    Part name Checking procedure 1 Electrolytic capacitor (For boost, smoothing) 1. Turn OFF the power supply breaker. 2. Discharge all three capacitors completely. 3. Check that safety valve at the bottom of capacitor is not broken. 4. Check that vessel is not swollen or exploded. 5. Check that…

89. Стр. 91 11-10. How to Simply Judge Whether Outdoor Fan Motor is Good or Bad

    1. Symptom • Outdoor fan motor does not rotate. • Outdoor fan motor stops within several tens seconds though it started rotating. • Outdoor fan motor rotates or does not rotate according to the position where the fan stopped, etc. Remote controller check code “02 : Outdoor block, 1A : Outdoor fan…

90. Стр. 92 12. HOW TO REPLACE THE MAIN PARTS

    WARNING • Since high voltages pass through the electrical parts, turn off the power without fail before proceeding with the repairs. Electric shocks may occur if the power plug is not disconnected. • After the repairs have been completed (after the front panel and cabinet have been installed)…

91. Стр. 93 Part name

    Procedures Remarks 1 Front panel 4) Press "PUSH" part under the front panel and remove hooks of the front panel from the installation plate. Installation plate Front panel Press 5) Remove the front panel fixing screws. (2 pcs.) 6) Take off three hooks of panel from rear side. 2 Screws Three hooks…

92. Стр. 94 Part name

    Procedures 2 High voltage generator 1) Follow to the procedure in the item . 2) To remove the air ionizer from the back body, pull it toward you. Remarks 3) Disconnect the connectors of the high voltage generator. 4) Remove the fixing screws (2 pcs) and remove the high voltage generator from the…

93. Стр. 95 Part name

    Procedures 3 Electric parts box assembly 1) Follow the procedure up to 3) in ‚ above. 2) Remove screw of earth lead attached to the end plate of the evaporator. 3) Remove the lead wire cover, and remove connector for the fan motor and connector for the louver motor from the electric parts box…

94. Стр. 96 Part name

    Procedures Remarks „ Horizontal louver 1) Remove shaft of the horizontal louver from the back body. (First remove the left shaft, and then remove other shafts while sliding the horizontal louver leftward.) Evaporator (Heat exchanger) 1) Follow to the procedure in the item ƒ. 2) Remove the pipe…

95. Стр. 97

    Part name Bearing Procedures Remarks 1) Follow to the procedure in the item … . 2) Remove the two screws used to secure the bearing base. Two screws 3) Remove the bearing base. <Caution at assembling> • If the bearing is out from the housing, push it into the specified position and then incorporate…

96. Стр. 98

    Part name Fan motor Procedures Remarks 1) Follow to the procedure in the item . 2) Loosen the set screw of the cross flow fan. 3) Remove two fixing screws of the motor cover and them remove the motor cover. 4) Remove two more fixing screws of the motor band and remove the motor band. Set screw Two…

97. Стр. 99 12-2. Microcomputer

    No. Part name  Common procedure Procedure 1) Turn the power supply off to stop the operation of air-conditioner. 2) Remove the front panel. • Remove the 2 fixing screws. 3) Remove the electrical part base. – 98 – Remarks Replace terminal block, microcomputer ass’y and the P.C. board ass’y.

98. Стр. 100 12-3. Outdoor Unit

    No. Part name  Common procedure Remarks Procedure 1. Detachment Upper cabinet NOTE Wear gloves for this job. Otherwise, you may injure your hands on the parts, etc. 1) Stop operation of the air conditioner, and turn off the main switch of the breaker for air conditioner. 2) Remove the valve cover.…

99. Стр. 101 Part name

    Procedure ‚ Front cabinet 1. Detachment 1) Perform step 1 in . 2) Remove the fixing screws (ST1TØ4 × 10L 2 pcs.) used to secure the front cabinet and inverter cover, the screws (ST1TØ4 × 10L 4 pcs.) used to secure the front cabinet at the bottom, and the fixing screws (ST1TØ4 × 10L 2 pcs.) used to…

100. Стр. 102 Part name

     ƒ Inverter assembly Procedure 1) Perform work of item 1 in . 2) Remove screw (ST1TØ4 × 10L 2 pcs.) of the upper part of the front cabinet. • If removing the inverter cover in this condition, P.C. board can be checked. • If there is no space above the unit, perform work of 1 in ‚. Remarks Inverter…

101. Стр. 103 Part name

     Procedure „ Control board assembly 1. Disconnect the leads and connectors connected to the other parts from the control board assembly. 1) Leads • 3 leads (black, white, orange) connected to terminal block. • Lead connected to compressor : Disconnect the connector (3P). • Lead connected to reactor…

102. Стр. 104 Part name

     Procedure Side cabinet 1. Side cabinet (right) 1) Perform step 1 in ‚ and all the steps in ƒ. 2) Remove the fixing screw (ST1TØ4 × 10L 3 pcs.) used for securing the side cabinet to the bottom plate and valve fixing panel. Remarks 2. Side cabinet (left) 1) Perform step 1 in ‚. 2) Remove the fixing…

103. Стр. 105 Part name

     Procedure ‡ Compressor 1) Perform work of item 1 of  and ‚, ƒ, „, . 2) Extract refrigerant gas. 3) Remove the partition board. (ST1TØ4 × 10L 3 pcs.) 4) Remove the sound-insulation material. 5) Remove terminal cover of the compressor, and disconnect lead wire of the compressor from the terminal. 6)…

104. Стр. 106 Part name

     ‰ Electronic expansion valve coil Procedure Remarks 1. Detachment 1) Perform step 1 in ‚, all the steps in ƒ and 1 in . 2) Remove the coil by pull it upward. 2. Attachment 1) Insert a valve coil to value body by push it downward. And confirm to fix it surely. Š Fan guard 1. Detachment 1) Perform…

105. Стр. 107

     Part name Procedure Remarks TE sensor (outdoor heat exchanging temperature sensor) • Attachment Install the sensor onto the straight pipe part of the condenser output pipe. Arrow D Detail B Detail C Detail A Detail C for 10k 12 Detail C for 13k TS sensor (Suction pipe temperature sensor) •…

106. Стр. 108 Part name

     Procedure 15 Replacement of temperature sensor for servicing only 1) Cut the sensor 100 mm longer than old one. 2) Cut the protective tube after pulling out it (200 mm). 3) Move the protective tube toward the thermal sensor side and tear the tip of lead wire in two then strip the covering part. 4)…

107. Стр. 109 13. EXPLODED VIEWS AND PARTS LIST

     13-1. Indoor Unit Location No. Part No. 43T21435 43T21409 43T22312 43T70313 43T20325 43T11301 43T83305 43T60382 43T82310 43T69499 43T19333 43T09408 43T03361 43T39327 Description Location No. Part No. 43T39328 43T39329 43T09409 43T79313 43T44402 43T00584 43T80327 43T80328 43T09479 43T80320 STEPPING…

108. Стр. 110 13-2. Indoor Unit (E-Parts Assy)

109. Стр. 111 13-3. Outdoor Unit

     Location No. Part No. 43T00468 43T00459 43T42327 43T00452 43T19329 43T00562 8 9 43T41420 43T43410 9 43T43434 43T46358 43T46366 43T47331 43T47332 43T00448 43T00451 Description FRONT CABINET LEFT CABINET BASE PLATE ASSEMBLY UPPER CABINET FAN GUARD PACKED VALVE COVER ASSEMBLY COMPRESSOR CONDENSER…

110. Стр. 113 FILE NO. SVM-03005

     TOSHIBA CARRIER (THAILAND) CO.,LTD. – 56 –

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