Кондиционер toshiba ras 10n3kv e инструкция

• Page 1: Air Conditioner

  FILE NO. SVM-12029 SERVICE MANUAL AIR CONDITIONER SPLIT WALL TYPE RAS-10N3KV-E / RAS-10N3AV-E August, 2012…

• Page 2: Table Of Contents

  FILE NO. SVM-12029 CONTENTS 1. SAFETY PRECAUTIONS …………….2 2. SPECIFICATIONS ………………4 3. REFRIGERANT R410A …………….6 4. CONSTRUCTION VIEWS ……………. 14 5. WIRING DIAGRAM ……………… 16 6. SPECIFICATIONS OF ELECTRICAL PARTS ……… 18 7. REFRIGERANT CYCLE DIAGRAM …………19 8.

• Page 3: Precautions For Safety

  FILE NO. SVM-12029 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 mm or more). (Shall be installed in accordance with national wiring regulations.) CAUTION New Refrigerant Air Conditioner Installation…

• Page 4
  • Appliance shall be installed in accordance with national wiring regulations. If you detect any damage, do not install the unit. Contact your TOSHIBA dealer immediately. • Do not use any refrigerant different from the one specified for complement or replacement.

• Page 5: Specifications

  15 — 43/-10 — 24 Accessory Indoor unit Installation plate Wireless remote controller batteries Remote controller holder Toshiba New IAQ filer Mounting screw 6 (∅ 4 x 25L) Flat head wood screw 2 (∅ 3.1 x 16L) Installation manual Owner’s manual…

• Page 6: Operation Characteristic Curve

  FILE NO. SVM-12029 2-2. Operation Characteristic Curve <Cooling> <Heating> Conditions Conditions Indoor : DB 27 C/WB 19 Indoor : DB 20 Outdoor : DB 35 Outdoor : DB 7 C/WB 6 Air Flow : High Air Flow : High Pipe Length : 5m Pipe Length : 5m Voltage : 230V Voltage : 230V…

• Page 7: Refrigerant R410A

  FILE NO. SVM-12029 3. REFRIGERANT R410A This air conditioner adopts the new refrigerant HFC 6. When an air conditioning system charged with a (R410A) which does not damage the ozone layer. large volume of refrigerant is installed in a small room, it is necessary to exercise care so that, The working pressure of the new refrigerant R410A even when refrigerant leaks, its concentration…

• Page 8
  FILE NO. SVM-12029 Table 3-2-1 Thicknesses of annealed copper pipes Thickness (mm) Nominal diameter Outer diameter (mm) R410A 6.35 0.80 0.80 9.52 0.80 0.80 12.70 0.80 0.80 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 connect the copper pipes cannot be used for pipings whose outer diameter exceeds 20 mm.
• Page 9
  FILE NO. SVM-12029 d) Flare Processing Make certain that a clamp bar and copper pipe have been cleaned. ØD By means of the clamp bar, perform the flare processing correctly. Use either a flare tool for R410A or conven- tional flare tool. Flare processing dimensions differ according to the type of flare tool.
• Page 10
  FILE NO. SVM-12029 Table 3-2-6 Flare and flare nut dimensions for R22 Dimension (mm) Nominal Outer diameter Thickness Flare nut width diameter (mm) (mm) (mm) 6.35 9.52 13.0 13.5 12.70 16.2 16.0 12.9 15.88 19.7 19.0 16.0 19.05 23.3 24.0 19.2 Fig.
• Page 11
  FILE NO. SVM-12029 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 copper pipe) of the refrigerant piping are lengthened.

• Page 12: Recharging Of Refrigerant

  FILE NO. SVM-12029 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 fully closed position, and turn off the vacuum pump’s power switch.

• Page 13: Brazing Of Pipes

  FILE NO. SVM-12029 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, charge it turning the cylinder upside down if cylinder is not equipped with siphon.

• Page 14
  FILE NO. SVM-12029 2. Characteristics required for flux 3-5-3. Brazing • Activated temperature of flux coincides with the As brazing work requires sophisticated techniques, brazing temperature. experiences based upon a theoretical knowledge, it must be performed by a person qualified. •…

• Page 15: Construction Views

  FILE NO. SVM-12029 4. CONSTRUCTION VIEWS 4-1. Indoor Unit Grille Inlet Front panel Air inlet Air filter Heat exchanger Air outlet Knock out system Knock out system 60 55 Wireless remote controller 17.5 Remote controller holder Connecting pipe (0.37m) Drain hose (0.5m) (Flare 6.35) Hanger…

• Page 16
  FILE NO. SVM-12029 4-2. Outdoor Unit − 15 −…

• Page 17: Wiring Diagram

  FILE NO. SVM-12029 5. WIRING DIAGRAM 5-1. Indoor Unit 1 2 3 Outdoor Terminal Block 1 2 3 Heat Indoor Terminal Block Exchanger POWER SUPPLY (From outdoor Unit) CN01 CN51 AC Motor CN31 (WHI) Fan Motor CN33 CN62 Heat Exchanger Sensor (WHI) (BLU) (TC)

• Page 18
  FILE NO. SVM-12029 – –…

• Page 19: Specifications Of Electrical Parts

  FILE NO. SVM-12029 6. SPECIFICATION OF ELECTRICAL PARTS 6-1. Indoor Unit Parts name Type Specifications Fan motor (for indoor) AFN-220-20-4D AC 240V, 20W Room temp. sensor (TA-sensor) ( — ) 10kΩ at 25°C Heat exchanger temp. sensor (TC-sensor) ( — ) 10kΩ…

• Page 20: Refrigerant Cycle Diagram

  FILE NO. SVM-12029 7. REFRIGERANT CYCLE DIAGRAM 7-1. Refrigerant Cycle Diagram Temp. measurement INDOOR UNIT Indoor heat exchanger Cross flow fan Max. : 10m Min. : 2m Pressure measurement Chargeless : 10m Deoxidized copper pipe Gauge attaching port Outer dia. : 6.35mm Vacuum pump connecting port Thickness : 0.8mm Sectional shape…

• Page 21: Operation Data

  FILE NO. SVM-12029 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) (rps) 27/19 35/- 0.9 to 1.1 9 to 11 47 to 49 High High…

• Page 22: Control Block Diagram

  FILE NO. SVM-12029 8. CONTROL BLOCK DIAGRAM 8-1. Indoor Unit Indoor Unit Control Unit M.C.U. Louver Functions Motor Heat Exchanger Sensor (Tc) • Cold draft preventing Function Room Temperature Sensor (Ta) Louver Motor • 3-minute Delay at Restart for Compressor Drive Control Infrared Rays Signal Receiver •…

• Page 23
  FILE NO. SVM-12029 8-2. Outdoor Unit (Inverter Assembly) – –…

• Page 24: Operation Description

  FILE NO. SVM-12029 9. OPERATION DESCRIPTION • Detection of inverter input current and current 9-1. Outline of Air Conditioner Control release operation This air conditioner is a capacity-variable type air • Over-current detection and prevention operation conditioner, which uses AC motor both the indoor to IGBT module (Compressor stop function) fan motor and the outdoor fan motor.

• Page 25
  FILE NO. SVM-12029 9-2. Operation Description 1. Basic operation ………………….25 1. Operation control ………………..25 2. Cooling/Heating operation ………………26 3. AUTO operation ………………… 26 4. DRY operation ………………….26 2. Indoor fan motor control ………………… 27 3. Capacity control ………………….29 4.

• Page 26: Operation Description

  FILE NO. SVM-12029 9-2. Operation Description Item Operation flow and applicable data, etc. Description 1. Basic 1. Operation control operation 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 controller.

• Page 27: Cooling/Heating Operation

  FILE NO. SVM-12029 Item 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 the indoor controller to the outdoor unit.

• Page 28: Indoor Fan Motor Control

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 2. Indoor fan <In cooling operation> motor control (This operation controls the fan speed at indoor unit side.) * Symbols The indoor fan (cross flow fan) is operated by the phase- : Ultra High control induction motor.

• Page 29
  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 2. Indoor fan <In heating operation> 1) When setting the fan speed to L, motor control L+, M, M+ or H on the remote controller, the operation is per- formed with the constant speed HEAT ON shown in Fig.

• Page 30: Capacity Control

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 3. Capacity The cooling or heating capacity depending on the load is 1) The difference between set control adjusted. temperature on remote controller (Ts) and room temperature (Ta) According to difference between the setup value of tempera- is calculated.

• Page 31: Release Protective Control By Temperature Of Indoor Heat Exchanger

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 5. Release protective <In cooling/dry operation> 1) When temperature of the indoor control by tempera- heat exchanger drops below 5°C, (Prevent-freezing control for indoor heat exchanger) ture of indoor heat the compressor speed is In cooling/dry operation, the sensor of indoor heat exchanger…

• Page 32: Defrost Control (Only In Heating Operation)

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 6. Defrost control (This function removes frost adhered to the outdoor The necessity of defrost operation is (Only in heating heat exchanger.) detected by the outdoor heat exchanger operation) temperature.

• Page 33: Louver Control

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 7. Louver control This function controls the air direction of the indoor unit. • The position is automatically controlled according to the operation 1) Louver position mode (COOL/HEAT). • The set louver position is stored in memory by the microcomputer, and the louver returns to the stored position when the next operation is performed.

• Page 34: Eco Operation

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 8. ECO When pressing [ECO] button on the remote controller, a <Cooling operation> operation Economic operation is performed. 1) The control target temperature <Cooling operation> increase 0.5ºC per hour up to 2ºC This function operates the air conditioner with the difference starting from the set temperature between the set and the room temperature as shown in the…

• Page 35: Temporary Operation

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 9. Temporary Pressing [RESET] button starts the temporary opera- 1) When pressing [RESET] button, the operation tion of [AUTO] operation. When keeping [RESET] temporary [AUTO] operation starts. button pressed for 10 seconds or more, the temporary 2) When keeping [RESET] button pressed [COOL] operation is performed.

• Page 36: Self-Cleaning Function

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 11. Self-Cleaning 1. Purpose function The Self-Cleaning operation is to minimize the growth of mold, bacteria etc. by running the fan and drying so as to keep the inside of the air conditioner clean. Unit now performing cooling or dry operation Self-Cleaning operation When the cooling or dry operation shuts…

• Page 37: Remote-A Or B Selection

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description • Self-Cleaning diagram 11. Self-Cleaning function Operation display FCU fan rpm is depend on presetting. (500RPM) FCU louver OPEN OPEN (11.3º) CLOSE ON or OFF ON or OFF Timer display depend on presetting of timer function.

• Page 38: Quiet Mode

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description When the [QUIET] button is pressed, the fan of the 13. QUIET mode Quiet mode is the system which, control the indoor unit will be restricted the revolving speed at revolving speed of indoor fan to work −…

• Page 39: Hi-Power Mode

  FILE NO. SVM-12029 Item Operation flow and applicable data, etc. Description 16. Hi-POWER ([Hi-POWER] button on the remote controller Mode is pressed) When [Hi-POWER] button is pressed while the indoor unit is in Auto, Cooling or Heating operation, Hi- POWER mark is indicated on the display of the remote controller and the unit operates as follows.

• Page 40: Auto Restart Function

  FILE NO. SVM-12029 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.

• Page 41: How To Cancel The Auto Restart Function

  FILE NO. SVM-12029 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. •…

• Page 42: Remote Controller And Its Fuctions

  The coutomised settings control temperature air flow strength, air flow direction and other settings to provide you alternate contact with «ONE-TOUCH» OF THE BUTTON. If you prefer other settings you can select from the many other operation functions of your Toshiba unit Press ONE-TOUCH : Start the operaton.

• Page 43
  FILE NO. SVM-12029 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 mode) Press HI-POWER : Start and stop the operation.
• Page 44
  FILE NO. SVM-12029 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 mark displays.

• Page 45: Name And Functions Of Indications On Remote Contr Oller

  FILE NO. SVM-12029 9-4-3. Name and Funcions of Indications on Remote Controller All indications, except for the clock time indicator, are displayed by pressing the button. Transmission mark . TIMER and clock time indicator This transmission mark indicates when the The time setting for timer operation or the clock remote controller transmits signals to the indoor time is indicated.

• Page 46: Installation Procedure

  FILE NO. SVM-12029 10. INSTALLATION PROCEDURE 10-1-1. Installation Diagram of Indoor and Outdoor Units For the rear left and left piping Hook Installation plate Wall Insert the cushion between the indoor unit and wall, and tilt the indoor unit for better operation.

• Page 47
  FILE NO. SVM-12029 10-1-2. Optional installation parts Part Parts name Q’ty Code Refrigerant piping Liquid side : ∅6.35 mm each ∅ Gas side 9.52 mm Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes each <Fixing bolt arrangement of outdoor unit> 500 mm Air inlet 97 mm…
• Page 48
  Remote control holder x 1 Flat head wood screw ∅3.1 x 16 s x 2 Wireless remote control x 1 Toshiba new IAQ filter x 1 Drain nipple* x 1 Battery x 2 Toshiba new IAQ filter x 1 Name Others Owner’s manual…
• Page 49
  FILE NO. SVM-12029 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) •…

• Page 50: Indoor Unit

  FILE NO. SVM-12029 10-2-2. Cutting a hole and mounting installation 10-2. Indoor Unit plate 10-2-1. Installation place <Cutting a hole> • A place which provides the spaces around the When installing the refrigerant pipes from the rear. indoor unit as shown in the above diagram. •…

• Page 51
  FILE NO. SVM-12029 10-2-3. Electrical work <When the installation plate is directly mounted on the wall> 1. The supply voltage must be the same as the rated 1. Securely fit the installation plate onto the wall by voltage of the air conditioner. screwing it in the upper and lower parts to hook up 2.
• Page 52
  FILE NO. SVM-12029 10-2-4. Wiring connection 10-2-5. Piping and drain hose installation <How to connect the connecting cable> <Piping and Drain Hose Forming> * Since dewing results in a machine trouble, make Wiring of the connecting cable can be carried out sure to insulate both the connecting pipes.
• Page 53
  FILE NO. SVM-12029 <How to fix the Drain Cap> <Left-hand connection with piping> 1) Insert hexago 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.
• Page 54
  FILE NO. SVM-12029 10-2-6. Indoor unit fixing 10-2-7. Drainage 1. Pass the pipe through the hole in the wall, and hook 1. Run the drain hose sloped downwards. the indoor unit on the installation plate at the upper hooks. NOTE 2.

• Page 55: Outdoor Unit

  FILE NO. SVM-12029 10-3-2. Refrigerant piping connection 10-3. Outdoor Unit <Flaring> 10-3-1. Installation place • A place which provides the spaces around the 1. Cut the pipe with a pipe cutter. outdoor unit as shown in the left diagram. • A place which can bear the weight of the outdoor Roughness unit and does not allow an increase in noise level Obliquity…

• Page 56
  FILE NO. SVM-12029 <Using a vacuum pump> (Unit : Nám) Outer dia. Be sure to use a vacuum pump with counter-flow Tightening torque of copper pipe 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.
• Page 57
  FILE NO. SVM-12029 <Packed valve handling precautions> <Stripping length of the connecting cable> • Open the valve stem all the way out, but do not try Terminal to open it beyond the stopper. block Pipe size of Packed Valve Size of Hexagon wrench 12.70 mm and smallers A = 4 mm 15.88 mm…
• Page 58
  FILE NO. SVM-12029 10-5. Others NOTE : 1. Repeat above step to reset Remote Control to be A. 10-5-1. Gas leak test 2. Remote Control A has not «A» display. 3. Default setting of Remote Control from Check places for indoor unit (Flarenut factory is A.

• Page 59: How To Diagnose The Trouble

  FILE NO. SVM-12029 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 Troubleshooting Procedure…

• Page 60
  FILE NO. SVM-12029 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.
• Page 61
  FILE NO. SVM-12029 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.

• Page 62: Primary Judgment

  FILE NO. SVM-12029 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. 11-3.

• Page 63: Self-Diagnosis By Remote Controller (Check Code)

  FILE NO. SVM-12029 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 condi- tion and indicates the information of the self-diagnosis on the display of the remote controller with the check codes.

• Page 64
  FILE NO. SVM-12029 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.
• Page 65
  FILE NO. SVM-12029 Block distinction Operation of diagnosis function Judgment and action Check Check Block Cause of operation conditioner Remarks code code status Outdoor P.C. Inverter over-current All off Displayed when Even if trying operation again, all board protective circuit error is detected.

• Page 66: Judgment Of Trouble By Every Symptom

  FILE NO. SVM-12029 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.

• Page 67
  FILE NO. SVM-12029 (3) Only the indoor motor fan does not operate <Primary check> 1. Is it possible to detect the power supply voltage (AC220–240V) between 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 prevent a cold air from blowing in.) Turn off power…
• Page 68
  FILE NO. SVM-12029 (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 : •…
• Page 69
  FILE NO. SVM-12029 (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. There is no beep from the indoor unit Push the [ ] button.
• Page 70
  FILE NO. SVM-12029 11-5-2. Wiring Failure (Interconnecting and Serial Signal Wire) (1) Outdoor unit does not operate 1) Is the voltage between of the indoor terminal block varied? Confirm that transmission from indoor unit to outdoor unit is correctly performed based upon the follow- ing diagram.

• Page 71: How To Check Simple The Main Parts

  FILE NO. SVM-12029 11-6. How to Check Simple the Main Parts <Check procedure> Gas leakage, Discharge temp. error, disconnection of TS/TC gas leakage sensors (Check code 02, 1C) (Check code 03, 1E) Valve drive check Is coil of the pulse motor valve Set it correctly.

• Page 72: How To Diagnose Trouble In Outdoor Unit

  FILE NO. SVM-12029 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 Summary Preparation Turn “OFF” the power supply breaker, and remove 3P Remove connector connector which connects of compressor.

• Page 73: How To Check Simply The Main Parts

  FILE NO. SVM-12029 Diagnosis/Process flowchart Item Contents Summary Check Check winding resistance between phases of compres- sor, and resistance between outdoor frames by using a tester. → OK if 10MΩ or more • Is not grounded. Replace control board assembly. …

• Page 74
  FILE NO. SVM-12029 (3) Check procedures Table 11-8-1 Procedure Check points Causes Turn off the power supply breaker Check whether or not the fuse (F01) Impulse voltage was applied or the and remove the P.C. board is blown. indoor fan motor short-circuited. assembly from electronic parts base.
• Page 75
  FILE NO. SVM-12029 11-8-2. P .C . Board Layout + 5V + 12V +12V [1] Sensor characteristic table TD : Discharge temp. sensor TA : Room temp. sensor TC : Heat exchanger temp. sensor TO : Outdoor temp. sensor TA, TC, TO, TE TE : Outdoor heat exchange temp.
• Page 76
  FILE NO. SVM-12029 11-8-3. Indoor unit (Other parts) Part name Checking procedure Room temp. (TA) sensor Disconnect the connector and measure the resistance value with tester. Heat exchanger (TC) sensor (Normal temp.) Temperature 10°C 20°C 25°C 30°C 40°C Sensor TA, TC (kΩ) 20.7 12.6 10.0…
• Page 77
  FILE NO. SVM-12029 11-8-5. Checking Method for Each Part Part name Checking procedure Electrolytic capacitor 1. Turn OFF the power supply breaker. (For raising pressure, smoothing) 2. Discharge all three capacitors completely. 3. Check that safety valve at the bottom of capacitor is not broken. 4.

• Page 78: How To Simply Judge Whether Outdoor Fan Motor Is Good Or Bad

  FILE NO. SVM-12029 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 drive system error”…

• Page 79: How To Replace The Main Parts

  FILE NO. SVM-12029 12. HOW TO REPLACE THE MAIN PARTS 12-1. Indoor Unit Part name Procedures Remarks Front panel 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.

• Page 80
  FILE NO. SVM-12029 Part name Procedures Remarks 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.
• Page 81
  FILE NO. SVM-12029 12-2. Microcomputer Part name Procedure Remarks  Common 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. –…
• Page 82
  FILE NO. SVM-12029 12-3. Outdoor Unit Part name Procedures Remarks Common 1. Detachment Upper cabinet procedure 1) Stop operation of the air conditioner, and turn off the main switch and breaker of the Wiring cover air conditioner. 2) Remove the valve cover. (ST1T∅4 x 10s Valve cover 1 pc) •…
• Page 83
  FILE NO. SVM-12029 Part name Procedures Remarks 1) Perform work of item 1 of 1. Inverter Inverter cover assembly 2) Remove screw (ST1T∅4 x 10s 1 pc.) of PC board the upper part of the front cabinet. (Soldered surface) • If removing the inverter cover in this condition, the P.C.
• Page 84
  FILE NO. SVM-12029 Part name Procedures Remarks Control board 1) Disconnect lead wires and connectors CN602 CN601 assembly connected from the control board CN300 CN701 assembly to other parts. CN500 1. Lead wires • Connection with terminal block : 3 wires (Black, White, Orange) •…
• Page 85
  FILE NO. SVM-12029 Part name Procedures Remarks Fan motor 1) Perform work of item 1 of 1 and 1 of 2. 2) Remove the flange nut fixing the fan motor Fan motor and the propeller fan. Propeller fan • Flange nut is loosened by turning clockwise.
• Page 86
  FILE NO. SVM-12029 Part name Procedures Remarks Fan guard 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.
• Page 87
  FILE NO. SVM-12029 Part name Procedures Remarks Replacement of 1) Cut the sensor 100 mm longer than old one. Cutting here Thermal temperature 2) Cut the protective tube after pulling out it sensor part Connector sensor for (200 mm). servicing only 3) Move the protective tube toward the thermal sensor side and tear the tip of lead wire in two, Cutting here…

• Page 88: Exploded Views And Parts List

  FILE NO. SVM-12029 13. EXPLODED VIEWS AND PARTS LIST 13-1. Indoor Unit (E-Parts Assy) Location Part Location Part Description Description 43T60365 TERMINAL BLOCK; 3P 43T69612 DISPLAY UNIT 43T69319 TEMPERATURE SENSOR 43T62003 CORD CLAMP 43T69320 TEMPERATURE SENSOR 43T69824 PC BOARD – –…

• Page 89
  FILE NO. SVM-12029 13-2. Indoor Unit Location Part Location Part Description Description 43T00581 FRONT PANEL ASSY 43T22312 BEARING ASSY, MOLD 43T09476 GRILLE OF AIR INLET 43T39323 BEARING BASE 43T03357 BACK BODY ASSY 43T20323 ASSY CROSS FLOW FAN 43T80326 AIR-FILTER 43T39324 MOTOR BAND (LEFT) 43T09392 HORIZONTAL LOUVER 43T39321 MOTOR BAND(RIGHT) 43T70313 HOSE, DRAIN…
• Page 90
  FILE NO. SVM-12029 13-3. Outdoor Unit Location Part Location Part Description Description 43T19335 FAN GUARD 43T49327 CUSHION,RUBBER 43T20327 PROPELLER FAN 43T41423 COMPRESSOR 43T00482 FRONT CABINET 43T19337 PACKED VALVE COVER 43T43403 CONDENSOR ASSEMBLY 43T00481 UPPER CABINET 43T62323 TERMINAL COVER 43T00448 FIXING PLATE VALVE 43T19341 FIN GUARD 43T42331 BASE PLATE ASSEMBLY 43T47308 CAPILLARY TUBE;…
• Page 91
  FILE NO. SVM-12029 13-4. Outdoor Unit (E-Parts Assy) Location Part Location Part Description Description 43T62320 HEATSINK 43T60377 TEMPERATURE SENSOR 43T69819 PC BOARD 43T50304 SENSOR;HEAT EXCHANGER 43T60392 TERMINAL-5P 43T62313 BASE-PLATE-PC 43T60326 FUSE 43T55325 CAPACITOR; PLASTIC-FILM – –…
• Page 92
  FILE NO. SVM-03008 TOSHIBA CARRIER CORPORATION – 87 –…

Toshiba RAS-10N3KV-E инструкция по эксплуатации
(5 страниц)