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

Текст инструкции

1. Стр. 1 SERVICE MANUAL

   AIR CONDITIONER SPLIT WALL TYPE RAS-10N3KV-E / RAS-10N3AV-E ONE-T OUCH SWING FAN FIX QUIET COM FOR SLEE T P Hi POW ER August, 2012

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. Specifications Unit model Indoor RAS-10N3KV-E Outdoor RAS-10N3AV-E Cooling capacity (kW) 2.5 Cooling capacity range (kW) 1.1 - 3.0 Heating capacity (kW) 3.2 Heating capacity range (kW) 0.9 - 4.1 Power supply Electric 1Ph/50Hz/220-240V,1Ph/60Hz/220V Indoor characteristic Outdoor Operation mode…

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

   Current (A) <Heating> Current (A) <Cooling> Conditions Conditions Indoor : DB 27oC/WB 19oC 1 Indoor : DB 20oC 1 o Outdoor : DB 35 C Air Flow : High Pipe Length : 5m Voltage : 230V 0 Outdoor : DB 7oC/WB 6oC Air Flow : High Pipe Length : 5m Voltage : 230V Compressor Speed (rps) Compressor Speed (rps)…

6. Стр. 7 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…

7. Стр. 8 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…

8. Стр. 9 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…

9. Стр. 10 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˚…

10. Стр. 11 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…

11. Стр. 12 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…

12. Стр. 13 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…

13. Стр. 14 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…

14. Стр. 15 4. CONSTRUCTION VIEWS

    4-1. Indoor Unit Grille Inlet Front panel Air filter Air inlet Heat exchanger 195 58 Air outlet Knock out system Knock out system Wireless remote controller 17.5 Remote controller holder Connecting pipe (0.37m) (Flare 6.35) 290 Drain hose (0.5m) Hanger Connecting pipe (0.37m) (Flare 9.52) 605 For…

15. Стр. 16 4-2. Outdoor Unit

    CL CL 280 400 − 15 −

16. Стр. 17 5. WIRING DIAGRAM

    5-1. Indoor Unit Outdoor Terminal Block T3.15A Fuse F01 Heat Exchanger Sensor CN62 (BLU) (TC) Thermo Sensor CN61 (WHI) (TA) GRN&YEL Heat Exchanger 1 CN01 RED BLK POWER SUPPLY (From outdoor Unit) WHI Indoor Terminal Block CN51 AC Motor CN31 3 (WHI) Fan Motor CN33 Varistor (WHI) 1 1 WHI YEL YEL YEL…

17. Стр. 18 5-2. Outdoor Unit

    (From Main Line) FILE NO. SVM-12029 – 17 –

18. Стр. 19 6. SPECIFICATION OF ELECTRICAL PARTS

19. Стр. 20 7. REFRIGERANT CYCLE DIAGRAM

    7-1. Refrigerant Cycle Diagram 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…

20. Стр. 21 7-2. Operation Data

    <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 9 to 11 47 to 49 (rps) High High 54 <Heating> Tempeature Standard Heat exchanger Indoor Outdoor…

21. Стр. 22 8. CONTROL BLOCK DIAGRAM

    8-1. Indoor Unit Indoor Unit Control Unit M.C.U. Heat Exchanger Sensor (Tc) Louver Motor Functions • Cold draft preventing Function Room Temperature Sensor (Ta) • 3-minute Delay at Restart for Compressor Infrared Rays Signal Receiver and Indication • Fan Motor Starting Control Initializing Circuit •…

22. Стр. 23

    Heat Exchanger temp. sensor Outdoor air temp. sensor Discharge temp. sensor signal Power Supply (From Main Line) For INDOOR UNIT Noise filter Converter (AC DC) 1. PWM synthesis function 2. Input current release control 3. IGBT over-current detect control 4. Outdoor fan control 5. High power factor…

23. Стр. 24 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…

24. Стр. 26 9-2. Operation Description

    Item 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)…

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

    Description 1. Basic 2. Cooling/Heating operation 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 starts being transferred form…

26. Стр. 28 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) COOL ON…

27. Стр. 29 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+ or H 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, revolution of…

28. Стр. 30 3. 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…

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

    Indoor heat exchanger temperature 5. 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…

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

    6. 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…

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

    Description 7. 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…

32. Стр. 34 8. ECO

    operation Operation flow and applicable data, etc. Description When pressing [ECO] button on the remote controller, a Economic operation is performed. <Cooling operation> <Cooling operation> This function operates the air conditioner with the difference between the set and the room temperature as…

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

    Description 9. Temporary operation Pressing [RESET] button starts the temporary operation of [AUTO] operation. When keeping [RESET] button pressed for 10 seconds or more, the temporary [COOL] operation is performed. 1) When pressing [RESET] button, the temporary [AUTO] operation starts. 2) When…

34. Стр. 36 Description

    Operation flow and applicable data, etc. 11. 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…

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

    Description • Self-Cleaning diagram 11. Self-Cleaning function Operation display ON OFF OFF FCU fan ON rpm is depend on presetting. ON (500RPM) OFF FCU louver OPEN OPEN (11.3º) CLOSE Timer display ON or OFF depend on presetting of timer function. ON ON or OFF depend on presetting of timer function.…

36. Стр. 38 13. QUIET mode

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

37. Стр. 39 16. Hi-POWER

    Mode Operation flow and applicable data, etc. Description ([Hi-POWER] button on the remote controller is pressed) When [Hi-POWER] button is pressed while the indoor unit is in Auto, Cooling or Heating operation, HiPOWER mark is indicated on the display of the remote controller and the unit operates…

38. Стр. 40 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…

39. Стр. 41 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)…

40. Стр. 42 9-4. Remote Controller and Its Fuctions

    9-4-1. Parts Name of Remote Controller 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 and…

41. Стр. 43 4. DRY OPERATION (COOLING ONLY)

    For dehumidification, a moderate cooling performance is controlled automatically. 1. Press MODE : Select Dry . 2. Press MODE : Set the desired temperature. 5. Hi-POWER OPERATION To automatically control room temperature and airflow for faster cooling or heating operation (except in DRY and FAN ONLY…

42. Стр. 44 9. PRESET OPERATION

    Set your preferred operation for future use. The setting will be memorized by the unit for future operation (except air flow direction). 1. Select your preferred operation. 2. Press and hold PRESET for 3 seconds to memorize the setting. The P mark displays. 3. Press PRESET : Operate the preset…

43. Стр. 45 9-4-3. Name and Funcions of Indications on Remote Controller

    All indications, except for the clock time indicator, are displayed by pressing the 1. Transmission mark button. 5. 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 clock time…

44. Стр. 46 10. INSTALLATION PROCEDURE

    12 0 mm 47 mm or more 10-1-1. Installation Diagram of Indoor and Outdoor Units or m o re For the rear left and left piping Hook 1 Installation plate Wall Hoo 250 k mm or m Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation. ore Air filte r Do not allow…

45. Стр. 47 10-1-2. Optional installation parts

    Part Code A Parts name Q'ty 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> 500 mm ∅25 53 mm 280 mm 97 mm Air inlet mm Air outlet Drain outlet…

46. Стр. 48 10-1-3. Accessory and installation parts

    Part No. Part name (Q’ty) 1 Part No. Part name (Q’ty) 4 Installation plate x Flat head wood screw ∅3.1 x 16 s x 2 Toshiba new IAQ filter x Drain nipple* x 1 Toshiba new IAQ filter x 1 Battery x 2 Others Mounting screw ∅4 x 25 s x 6 Remote control holder x 1 Wireless remote control x 1 Part name…

47. Стр. 49 10-1-4. 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…

48. Стр. 50 10-2-2. Cutting a hole and mounting installation

    plate 10-2-1. Installation place <Cutting a hole> When installing the refrigerant pipes from the rear. 90 mm 66 mm mm Pipe hole 65 • A place which provides the spaces around the indoor unit as shown in the above diagram. • A place where there is no obstacle near the air inlet and outlet. • A place…

49. Стр. 51 <When the installation plate is directly mounted on

    the wall> 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, utilize the anchor bolt holes as illustrated in the above figure. 3. Install the…

50. Стр. 52 10-2-4. Wiring connection

    10-2-5. Piping and drain hose installation <How to connect the connecting cable> <Piping and Drain Hose Forming> Wiring of the connecting cable can be carried out without removing of the front panel. * CAUTION • Be sure to refer to the wiring system diagram labeled inside the front panel. • Check…

51. Стр. 53 <How to fix the Drain Cap>

    1) Insert hexago wrench (4 mm) in a center head. <Left-hand connection with piping> 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…

52. Стр. 54 10-2-6. Indoor unit fixing

    10-2-7. 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…

53. Стр. 55 10-3. Outdoor Unit

    10-3-2. Refrigerant piping connection 10-3-1. Installation place <Flaring> • A place which provides the spaces around the outdoor unit as shown in the left diagram. • A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration. • A place where…

54. Стр. 56 (Unit : Nám) <Using a vacuum pump>

    Outer dia. of copper pipe Be sure to use a vacuum pump with counter-flow prevention function so that inside oil of the pump does not flow backward into pipes of the air conditioner ∅6.35 mm 16 to 18 (1.6 to 1.8 kgf·m) when the pump stops. (If oil inside of the vacuum pump ∅9.52 mm 30 to 42 (3.0 to…

55. Стр. 57 <Packed valve handling precautions>

    <Stripping length of the connecting cable> Size of Hexagon wrench 12.70 mm and smallers A = 4 mm 15.88 mm A = 5 mm Valve Rod Cap Service Port Cap Cap Size (H) Torque H17 - H19 14~18 N.m (1.4 to 1.8 kgf·m) H22 - H30 33~42 N.m (3.3 to 4.2 kgf·m) H14 8~12 N.m (0.8 to 1.2 kgf·m) H17 14~18 N.m (1.4 to…

56. Стр. 58 10-5. Others

    NOTE : 1. Repeat above step to reset Remote Control to be A. 2. Remote Control A has not "A" display. 3. Default setting of Remote Control from factory is A. 10-5-1. Gas leak test Check places for indoor unit (Flarenut connection) 1 2 F ig. 10-5-2 10-5-3. Test operation Check places for outdoor unit…

57. Стр. 59 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.…

58. Стр. 60 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…

59. Стр. 61 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…

60. Стр. 62 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.…

61. Стр. 63 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…

62. Стр. 64 11-4-2. Caution at Servicing

    1. After servicing, press the [ ] 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 deleted…

63. Стр. 65 Block distinction

    Check code Block Operation of diagnosis function Check code Cause of operation Air conditioner status 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.…

64. Стр. 66 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 Check…

65. Стр. 67 (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…

66. Стр. 68 (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.…

67. Стр. 69 (5) Troubleshooting for remote control

    <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 Is there…

68. Стр. 70 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…

69. Стр. 71 11-6. How to Check Simple the Main Parts

    <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 NO Is coil of the pulse motor valve (P.M.V.) correctly set? Set it correctly. YES NO Is connecter of coil connected to inverter? Set it…

70. Стр. 72 11-7. How to Diagnose Trouble in Outdoor Unit

    11-7-1. Summarized Inner Diagnosis of Inverter Assembly Table 11-7-1 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…

71. Стр. 73 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…

72. Стр. 74 (3) Check procedures

    Table 11-8-1 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…

73. Стр. 75

    + 5V GND ++12V 12V [1] Sensor characteristic table 100 Resistance value (k ) 90 80 TD TA, TC, TO, TE Temperature (˚C) – 74 – TD TA TC TO TE : Discharge temp. sensor : Room temp. sensor : Heat exchanger temp. sensor : Outdoor temp. sensor : Outdoor heat exchange temp. sensor

74. Стр. 76 11-8-3. Indoor unit (Other parts)

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

75. Стр. 77 11-8-5. Checking Method for Each Part

    Part name 1 Electrolytic capacitor (For raising pressure, smoothing) Checking procedure 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…

76. Стр. 78 11-9. 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…

77. Стр. 79 12. HOW TO REPLACE THE MAIN PARTS

    12-1. Indoor Unit No. 1 Part name Front panel Procedures How to remove the front panel 1) Stop the operation of the air conditioner and turn off its main power supply. 2) Pull the air inlet grille toward you to open it and remove the air inlet grille. Then remove the 2 screws fixing the front panel.…

78. Стр. 80 Part name

    Procedures 4 Heat exchanger 1) Remove the front panel, electrical part and the horizontal louver following procedure 3. 2) Remove the pipe holder at the rear side of main unit. 3) Remove the 2 screws on the heat exchanger at the base bearing. 4) Remove the screw on the heat exchanger at the fixed…

79. Стр. 81 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. – 80 – Remarks

80. Стр. 82 12-3. Outdoor Unit

    No. 1 Part name Common procedure Procedures 1. Detachment 1) Stop operation of the air conditioner, and turn off the main switch and breaker of the air conditioner. 2) Remove the valve cover. (ST1T∅4 x 10s 1 pc) • After removing screw, remove the valve cover pulling it downward. 3) Remove the wiring…

81. Стр. 83

    Part name Inverter assembly Procedures Remarks 1) Perform work of item 1 of 1. 2) Remove screw (ST1T∅4 x 10s 1 pc.) of the upper part of the front cabinet. • If removing the inverter cover in this condition, the P.C. board can be checked. • If there is no space in the upper part of the upper…

82. Стр. 84 Part name

    Procedures 4 Control board assembly 1) Disconnect lead wires and connectors connected from the control board assembly to other parts. 1. Lead wires • Connection with terminal block : 3 wires (Black, White, Orange) • Connection with compressor : remove the connector (3P) • Connection with reactor…

83. Стр. 85 n

    Compressor Reactor 1) Perform work of item 1 of 1 and 1 of 2. 2) Remove the flange nut fixing the fan motor and the propeller fan. • Flange nut is loosened by turning clockwise. (To tighten the flange nut, turn counterclockwise.) 3) Remove the propeller fan. 4) Disconnect the connector for the fan…

84. Стр. 86 q

    Part name Fan guard Procedures Remarks 1. Detachment 1) Perform work of item 1 of 1 and 1 of 2. Requirement: Perform the work on a corrugated cardboard, cloth, etc. to prevent scratches to the product. 2) Remove the front cabinet, and place it down so that the fan guard side faces downwards. 3)…

85. Стр. 87 Part name

    Procedures 9 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)…

86. Стр. 88 13. EXPLODED VIEWS AND PARTS LIST

    13-1. Indoor Unit (E-Parts Assy) Location No. Part No. Description Location No. 43T60365 TERMINAL BLOCK; 3P 43T69319 TEMPERATURE SENSOR 43T69320 TEMPERATURE SENSOR – 87 – Part No. Description 43T69612 DISPLAY UNIT 43T62003 CORD CLAMP 43T69824 PC BOARD

87. Стр. 89 13-2. Indoor Unit

    Location No. Part No. 43T00581 43T09476 43T03357 43T80326 43T09392 43T70313 43T79301 43T21402 43T44387 43T47353 43T47355 43T11319 43T19333 Description Location No. Part No. Description 43T22312 43T39323 43T20323 43T39324 43T39321 43T21409 43T82309 43T66315 43T83305 43T62326 43T60317 43T07311 BEARING…

88. Стр. 90 13-3. Outdoor Unit

    Location No. Part No. 43T19335 43T20327 43T00482 43T43403 43T62323 43T19341 43T47308 43T46366 43T47332 43T46332 43T47331 43T21400 43T47001 Description Location No. Part No. Description 43T49327 43T41423 43T19337 43T00481 43T00448 43T42331 43T79305 43T46351 43T46343 43T63320 43T04305 43T39325…

89. Стр. 91 13-4. Outdoor Unit (E-Parts Assy)

90. Стр. 92 FILE NO. SVM-03008

    TOSHIBA CARRIER CORPORATION – 87 –

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