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Toshiba RAS-18SKPX Service Manual
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Toshiba RAS-18SKPX Service Manual

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FILE NO. SVM-08032-1

SERVICE MANUAL

AIR CONDITIONER

SPLIT WALL TYPE
RAS-18SKPX / RAS-18S2AX
RAS-24SKPX / RAS-24S2AX
RAS-18SKPX-V / RAS-18S2AX-V
RAS-18SKP-E / RAS-18S2A-E
RAS-24SKP-E / RAS-24S2A-E
18 Class
24 Class
Revised May, 2008

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Summary of Contents for Toshiba RAS-18SKPX

  • Page 1: Service Manual

    FILE NO. SVM-08032-1 SERVICE MANUAL AIR CONDITIONER SPLIT WALL TYPE RAS-18SKPX / RAS-18S2AX RAS-24SKPX / RAS-24S2AX RAS-18SKPX-V / RAS-18S2AX-V RAS-18SKP-E / RAS-18S2A-E RAS-24SKP-E / RAS-24S2A-E 18 Class 24 Class Revised May, 2008...

  • Page 2: Table Of Contents

    CONSTRUCTION VIEWS Indoor Unit Outdoor Unit (18Class) Outdoor Unit (24Class) WIRING DIAGRAM RAS-18SKPX / RAS-18S2AX, RAS-18SKPX-V / RAS-18S2AX-V, RAS-18SKP-E / RAS-18S2A-E RAS-24SKPX / RAS-24S2AX, RAS-24SKP-E / RAS-24S2A-E SPECIFICATION OF ELECTRICAL PARTS Indoor Unit (RAS-18SKPX, RAS-18SKPX-V, RAS-18SKP-E) Outdoor Unit (RAS-18S2AX, RAS-18S2AX-V, RAS-18S2A-E)
  • Page 3 FILE NO. SVM-08032 INSTALLATION PROCEDURE Safety Cautions Installation Diagram of Indoor and Outdoor Units Installation Indoor Unit Outdoor Unit Test Operation TROUBLESHOOTING CHART Troubleshooting Procedure Basic Check Items Primary Judgement Self-Diagnosis by Remote Control (Check Code) Troubleshooting for Indoor Unit Troubleshooting for Wiring (Interconnect cable and Serial Signal Wire) Troubleshooting for P.C.

  • Page 4: Specifications

    FILE NO. SVM-08032 1. SPECIFICATIONS RAS-18SKPX-V RAS-18SKPX / RAS-18S2AX MODEL RAS-18SKP-E / RAS-18S2A-E RAS-18S2AX-V ITEM Cooling Cooling 220 V 240 V 220 V 240 V Capacity 5.20 5.25 5.20 5.25 Phase 1∅ Power source 220 – 240 Power consumption 1860...
  • Page 5 FILE NO. SVM-08032 RAS-24SKP-E RAS-24SKPX MODEL RAS-24S2AX RAS-24S2A-E ITEM Cooling Cooling 220 V 240 V 220 V 240 V Capacity 6.40 6.45 6.40 6.45 Phase 1∅ Power source 220 – 240 Power consumption 2280 2360 2280 2360 Power factor Running current 0.3/10.3 0.3/10.9 0.3/10.3...
  • Page 6 (DB) 35°C Outdoor unit inlet air temperature (WB) 24°C Note : 2 • Charge refrigerant according to the table below. RAS-18SKPX / RAS-18S2AX RAS-24SKPX / RAS-24S2AX RAS-18SKPX-V / RAS-18S2AX-V Refrigerant RAS-24SKP-E / RAS-24S2A-E RAS-18SKP-E / RAS-18S2A-E No need to charge...

  • Page 7: Construction Views

    FILE NO. SVM-08032 2. CONSTRUCTION VIEWS 2-1. Indoor Unit Heat exchanger Grille Inlet Air inlet Air filter 1050 Front Panel Air outlet Knock out system Knock out system Wireless remote controller Drain hose (0.5m) Hanger Hanger Remote controller holder Connecting pipe (0.49m) Connecting pipe (0.39m) (Flare 6.35)

  • Page 8: Outdoor Unit (18Class)

    FILE NO. SVM-08032-1 2-2. Outdoor Unit (18 Class) 32.5 Ø6 hole R5.5 Ø6 hole Ø11x14 hole A detail Drawing (Back leg) Ø 11 x 14 Hole 25 Drain outlet Ø B Detail Drawing (Front leg) (For 8 - 10 anchor bolt) Ø...

  • Page 9: Outdoor Unit (24Class)

    FILE NO. SVM-08032-1 2-3. Outdoor Unit (24 Class) 32.5 Ø6 hole Ø6 Hole Ø11x14 Hole A Detail Drawing (Back leg) 2 Ø 11x14 Hole B Detail Drawing (Front leg) Ø 25 Drain outlet (For Ø 8-Ø 10 anchor bolt) HANDLE FAN-GUARD HANDLE Ø...

  • Page 10: Wiring Diagram

    FILE NO. SVM-08032 3. WIRING DIAGRAM 3.1. RAS-18SKPX / RAS-18S2AX, RAS-18SKPX-V / RAS-18S2AX-V, RAS-18SKP-E / RAS-18S2A-E COLOR IDENTIFICATION BRW : BROWN RED : RED WHI : WHITE YEL : YELLOW MCC-5044 BLU : BLUE BLK : BLACK GRY : GRAY GRN&YEL : GREEN&YELLOW...

  • Page 11: Ras-24Skpx / Ras-24S2Ax, Ras-24Skp-E / Ras-24S2A-E

    FILE NO. SVM-08032 3-2. RAS-24SKPX / RAS-24S2AX, RAS-24SKP-E / RAS-24S2A-E POWER SUPPLY OUTDOOR 220-240V~ 50 Hz UNIT GRN&YEL OUTDOOR TERMINAL BLOCK CHASSIS SPARK KILLER B LK CAPACITOR 1/L1 2/T1 F AN MOT OR CAPACITOR 3/L2 4/T2 COMPRESSOR 5/L3 6/T3 MAGNETIC CONTACTOR –...

  • Page 12: Specification Of Electrical Parts

    FILE NO. SVM-08032 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit (RAS-18SKPX, RAS-18SKPX-V, RAS-18SKP-E) Parts name Type Specifications AC 200 − 240V, 31W Fan motor (for indoor) AFS-220-31-4A Thermo sensor (TA-sensor) ——— 10 kΩ at 25°C ST-001 Switching Transformer (T01)
  • Page 13 FILE NO. SVM-08032 4-3. Indoor (RAS-24SKPX, RAS-24SKP-E) Parts name Type Specifications AC 200 − 240V, 30W Fan motor (for indoor) ICF-340-30-2B Thermo sensor (TA-sensor) ——— 10 kΩ at 25°C SWT-77 Switching Transformer (T01) DC7V, 12 V Microcontroller TMP87CM40ANG-6P68 Heat exchanger sensor ———...

  • Page 14: Outdoor Unit (Ras-24S2Ax, Ras-24S2A-E)

    FILE NO. SVM-08032 5. REFRIGERATION CYCLE DIAGRAM 5-1. RAS-18SKPX / RAS-18S2AX, RAS-18SKPX-V / RAS-18S2AX-V RAS-18SKP-E / RAS-18S2A-E Heat exchanger 0.39 m 0.49 m (Connecting pipe) (Connecting pipe) ∅12.7 ∅6.35 Cross flow fan O.D.:12.7 mm O.D.:6.35 mm Packed valve Packed valve (∅12.7)

  • Page 15: Ras-24Skpx / Ras-24S2Ax Ras-24Skp-E / Ras-24S2A-E

    FILE NO. SVM-08032 5-2. RAS-24SKPX / RAS-24S2AX RAS-24SKP-E / RAS-24S2A-E Indoor unit Heat exchanger Cooling 0.39 m 0.49 m (Connecting pipe) (Connecting pipe) ∅1 5.88 ∅6 .35 Cross flow fan O.D.:15.88 mm O.D.:6.35 mm Packed valve Packed valve (∅ 15.88) (∅...

  • Page 16: Control Block Diagram

    FILE NO. SVM-08032 6. CONTROL BLOCK DIAGRAM Indoor Unit Control Panel M.C.U. Operation Functions Heat Exchanger Sensor Display • Louver Control Timer • 3-minute Delay at Restart for Compressor Temperature Sensor Display Filter Sign • Motor Revolution Control Infrared Rays Signal Receiver Display Fan Only •...

  • Page 17: Operation Description

    FILE NO. SVM-08032 7. OPERATION DESCRIPTION 7-1. Remote control 7-1-1. Function of Push Putton 1 1 1 1 Infrared signal emitter Start/Stop button Mode select button (MODE) Temperature button (TEMP) Fan speed button (FAN) PRESET Swing louver button (SWING) TEMP Set louver button (FIX) ONE-TOUCH MODE...
  • Page 18 FILE NO. SVM-08032 7-1-2. Display of Remote Control All indications, except for the clock time indicator, are displayed by pressing the button. . TIMER and clock time indicator Transmission mark The time setting for timer operation or the clock This transmission mark indicates when the time is indicated.

  • Page 19: Outline Of Air Conditioner Control

    Table 7-2-2 Indoor fan and air flow rate FAN TAP OPERATION Cooling MODE Fan only RAS-18SKPX 1000 RAS-18SKPX-V Air flow volume (m RAS-18SKP-E RAS-24SKPX 1200 1125 1050...

  • Page 20: Description Of Operation Mode

    FILE NO. SVM-08032 7-3-2. Cooling operation 7-3. Description of Operation Mode ([MODE] button on the remote control is set (1) When turning on the breaker, the operation lamp to the cooling operation.) blinks. This means that the power is on (or the (1) The compressor,outdoor fan and operation display power supply is cut off.) lamp are controlled as shown in Fig.
  • Page 21 FILE NO. SVM-08032 7-3-3. Dry operation 7-3-4. Automatic operation ([MODE] button on the remote control is set ([MODE] button on the remote control is set to the dry operation.) to the automatic operation.) (1) The compressor, outdoor fan and operation display (1) One of 2 operations (Cooling or Fan only) lamp are controlled as shown in Fig.

  • Page 22: Description Of Safety And Reliability Prevention Function

    FILE NO. SVM-08032 7-4. Description of Safety and Reliability Prevention Function 7-4-1 Low-Temperature Limit Control The microcontroller detects the indoor heat exchanger temperature to prevent the indoor heat exchanger from freezing.The compressor and outdoor fan motor are controlled as shown in Fig. 7-4-1. Heat exchanger temperature Compressor Outdoor fan...

  • Page 23: Hi Power Operation

    FILE NO. SVM-08032 7-6. Hi POWER Operation 7-7. QUIET Operation ([Hi POWER] button on the remote When the [QUIET] button is pressed, the fan of the control is pressed.) indoor unit will be restricted the revolving speed at speed L− until the [QUIET] button is pressed once When [Hi POWER] button is pressed while the indoor again (cancel Quiet mode).

  • Page 24: Comfort Sleep Operation

    FILE NO. SVM-08032 7-9. COMFORT SLEEP Operation 7-10. FILTER Check lamp Cooling operation When the elapsed time reaches 1000 hours, the FILTER · indicator lights. After cleaning the filters, turn off the The preset temperature will increase 1ºC after the FILTER indicator.

  • Page 25: Auto Restart Function

    FILE NO. SVM-08032 7-11. 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 26 FILE NO. SVM-08032 7-11-2. 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 27: Self-Cleaning Operation

    FILE NO. SVM-08032 7-12. Self-Cleaning Operation 1. Purpose The Self-Cleaning operation is to minimize the growth of mold, bacteria etc. by running the fan and drying so as to keep Unit now performing cooling or dry operation the inside of the air conditioner clean. Self-Cleaning operation When the cooling or dry operation shuts down, the unit Press “STOP”...
  • Page 28 FILE NO. SVM-08032 7-12-1 Self-Cleaning diagram Operation display FCU fan rpm is depend on presetting. (SL) FCU louver OPEN OPEN (12.7º) CLOSE ON or OFF ON or OFF Timer display depend on presetting of timer function. depend on presetting of timer function. ON or OFF Compressor depend on presetting per room temperature.

  • Page 29: Installation Procedure

    Also, make sure the equipment is properly earthed. • 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. CAUTION • Exposure of unit to water or other moisture before installation could result in electric shock.
  • Page 30 FILE NO. SVM-06060 REQUIREMENT OF REPORT TO THE LOCAL POWER SUPPLIER Please make absolutely sure that the installation of this appliance is reported to the local power supplier before installation. If you experience any problems, or if the installation is not accepted by the supplier, the service agency will take adequate countermeasures.

  • Page 31: Installation Diagram Of Indoor And Outdoor Units

    FILE NO. SVM-08032 8-2. 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. Do not allow the drain hose to get slack.

  • Page 32: Installation

    FILE NO. SVM-08032 8-3. Installation 8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Liquid side : ∅6.35 mm : ∅12.70 mm (18 series) Gas side each : ∅15.88 mm (24 series) Pipe insulating material (polyethylene foam, 8 mm thick) Putty, PVC tapes each <Fixing bolt arrangement of outdoor unit>...
  • Page 33 FILE NO. SVM-08032 8-3-2. Accessory and installation parts Part Part Part Part name (Q'ty) Part name (Q'ty) Part name (Q'ty) Mounting screw ∅ 4 x 25 x 6 Installation plate x 1 Remote control holder x 1 Pan head wood screw ∅...

  • Page 34: Indoor Unit

    FILE NO. SVM-08032 8-4. Indoor Unit 8-4-2. Drilling a Hole and Mounting Instal- lation Plate 8-4-1. Installation Place • A place which provides enough spaces around the <Drilling a hole> indoor unit as shown in the diagram. When install the refrigerant pipes from the rear. •...
  • Page 35 FILE NO. SVM-08032 8-4-3. Electrical Work <When the installation plate is directly 1. The supply voltage must be the same as the mounted on the wall> rated voltage of the air conditioner. 1. Securely fit the installation plate onto the wall by 2.
  • Page 36 FILE NO. SVM-08032-1 8-4-5. Piping and Drain Hose Installation CAUTION CAUTION • Be sure to refer to the wiring system diagram <Piping and drain hose forming> labeled inside the front panel. • Since condensation results in machine trouble, • Check local electrical regulations for any make sure to insulate both the connecting pipes specific wiring instructions or limitations.
  • Page 37 FILE NO. SVM-08032 <In case of bottom right or bottom left piping> <How to attach the drain cap> • After making slits on the front panel with a knife or 1. Insert hexagonal wrench (4 mm). similar tool, cut them out with a pair of nippers or an equivalent tool.
  • Page 38 FILE NO. SVM-08032-1 CAUTION Information • Bind the auxiliary pipes (two) and connecting The lower part of indoor unit may float, due to the cable with facing tape tightly. condition of piping and you cannot fix it to the 9 screws In case of leftward piping and rear-leftward installation plate.

  • Page 39: Outdoor Unit

    FILE NO. SVM-08032 8-5-2. Refrigerant piping connection 8-5. Outdoor Unit 1. Cut the pipe with a pipe cutter. 8-5-1. Installation place • A place which provides the spaces around the outdoor unit as shown in the left diagram. Roughness Warp Obliquity 90°...
  • Page 40 FILE NO. SVM-08032 (Unit : N·m) 8-5-3. Evacuating Outer dia. After the piping has been connected to the indoor unit, Tightening torque of copper pipe you can perform the air purge together at once. ∅6.35 mm 16 to 18 (1.6 to 1.8 kgf·m) AIR PURGE ∅12.70 mm 50 to 62 (5.0 to 6.2 kgf·m)
  • Page 41 FILE NO. SVM-08032-1 <Stripping length of connecting cable> TO CHARGE REFRIGERANT Refrigerant 24 class 18 class For 18 Class Terminal block No need to charge 15 m or less 15 m or less 1 2 3 extra refrigerant Need to charge Over 15 m up to Over 15 m up to extra refrigerant...

  • Page 42: Test Operation

    FILE NO. SVM-08032 8-6. Test Operation 8-6-4. Remote Controller A or B Selection Setting 8-6-1. Gas Leak Test When two indoor units are installed in the separated rooms, it • Check the flare nut connections for gas leaks with is not necessary to change the selector switches. a gas leak detector and/or soapy water.

  • Page 43: Troubleshooting Chart

    FILE NO. SVM-08032 9. TROUBLESHOOTING CHART 9-2-2. Incorrect cable connection between Indoor 9-1. Troubleshooting Procedure : and outdoor units Follow the details of 9-2. Basic Check Items. The indoor unit is connected to the outdoor unit with If there is no trouble corresponding to 9-2, check 4 cables.

  • Page 44: Primary Judgement

    FILE NO. SVM-08032 9-3. Primary Judgement 9-3-2. Failure diagnosis The indoor unit diagnoses the operation condition and 9-3-1. Role of indoor unit controller indicates the information of the self-diagnosis with the The indoor unit controller receives the operation lamps on the display panel of the indoor unit. commands from the remote control and executes them.

  • Page 45: Self-Diagnosis By Remote Control (Check Code)

    Press [CHECK] button with a tip of pencil to set the remote controller to the service mode. • “ ” is indicated on the display of the remote controller. TOSHIBA Press [ON ] or [OFF ] button If there is no fault with a code, the indoor unit will beep...
  • Page 46 FILE NO. SVM-08032 Table 9-4-1 Block level Diagnosis function Judgement and action Check Check Unit Block Symptom Condition code code status Indoor The indoor thermo sensor (TA) is Operation The lamp on the 1. Check the indoor thermo sensor (TA). P.C.

  • Page 47: Troubleshooting For Indoor Unit

    FILE NO. SVM-08032 9-5. Troubleshooting for Indoor unit Operation 9-5-1. Power can not be turned on. (The unit does not operate at all.) Check item <Primar check> Conceivable principle (1) Is the supply voltage normal? cause (2) Is the connection to the AC output OK? (3) Is the fuse (F01) blown? Measure Item by symptoms...
  • Page 48 (1) Is it possible to detect the power supply voltage (200 – 240 V) between 1 and 2 on the terminal block? (2) Does the indoor fan motor operate in cooling operation? RAS-18SKPX, RAS-18SKPX-V, RAS-18SKP-E Shut off the power supply once.
  • Page 49 FILE NO. SVM-08032 RAS-24SKPX, RAS-24SKP-E – 48 –...
  • Page 50 <Primary check> (1) Is the preset temperature higher than the room temperature in cooling operation? (2) Is the crossover cable connected properly? <Inspection procedure> RAS-18SKPX, RAS-18SKPX-V, RAS-18SKP-E Turn on power supply. Refer to 9-5-1 “Power Does OPERATION can not be turned on”.
  • Page 51 FILE NO. SVM-08032 RAS-24SKPX, RAS-24SKP-E Turn on power supply. Refer to 9-5-1 “Power Does OPERATION can not be turned on”. lamp blink? Does miniature relay RY03 Is resistance value of thermo Thermo sensor or switch on and off due to sensor (TA) and heat ex- heat exchanger temperature changes?
  • Page 52 FILE NO. SVM-08032 <Inspection procedure> Turn on power supply. Refer to item Power Does OPERATION can not be turned on . lamp blink? Refer to 9-9 Troubleshooting Is it possible to start for Remote Control . unit by remote control? Is it possible to detect AC 200V Replace P.C.

  • Page 53: Troubleshooting For Wiring (Interconnect Cable And Serial Signal Wire)

    FILE NO. SVM-08032 9-6. Troubleshooting for Wiring (Interconnect cable and Serial Signal Wire) 9-6-1. Outdoor unit does not operate. <Inspection procedure> (1) Is the voltage between of the indoor terminal block varied? (2) Are signals from the indoor unit to the outdoor unit transmitted correctly based upon the following diagram? NOTE: Measure the voltage for 2 minutes and 30 seconds after starting the unit.

  • Page 54: Troubleshooting For P.c. Board

    Infrared rays parts: on the P.C. board, hold the housing. Do not pull at Infrared rays receiving circuit lead wires. Check the defects of the P.C. board with Table 9-7-1. RAS-18SKPX, RAS-18SKPX-V, RAS-18SKP-E Table 9-7-1 Inspection procedure Procedure Check points Causes...
  • Page 55 FILE NO. SVM-08032 Procedure Check points Causes 1. The temperature of the indoor Press [ ] button once 1. Check whether or not the heat exchanger is extremely low. to start the unit. compressor operates. • Shorten the time of the restart 2.
  • Page 56 FILE NO. SVM-08032 RAS-24SKPX, RAS-24SKP-E Table 9-7-1 Inspection procedure Procedure Check points Causes Impluse voltage was applied or the Turn off the power supply and Check whether or not the fuse (F01) indoor fan motor short-circuited. remove the P.C. board assembly is blown.
  • Page 57 FILE NO. SVM-08032 Table 9-7-2. Approximate resistance value of thermo sensor (kΩ) Temperature 0°C 10°C 20°C 25°C 30°C Resistance value 33.8 20.35 12.59 10.00 7.99 9-7-2. How to shorten time of restart delay timer 1 Press [SET] button while pressing [CHECK] button with a tip of a pencil.

  • Page 58: Troubleshooting For Remote Control

    FILE NO. SVM-08032 9-8. Troubleshooting for Remote Control The unit does not beep at all. Press [ OPERATION lamp on button. indoor unit is not indicated. Is transmission mark indicated? Press RESET button on remote control Is receiver on with tip of pencil. indoor unit exposed to direct sunlight? Does indoor unit...

  • Page 59: Indoor Unit

    FILE NO. SVM-08032 10. 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. •...
  • Page 60 FILE NO. SVM-08032 Part name Procedures Remarks  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. (4 pcs.) 6) Take off four hooks of panel from rear side.
  • Page 61 FILE NO. SVM-08032 Part name Procedures Remarks ‚ Electric parts 1) Remove screw of earth lead attached to the box assembly end plate of the evaporator. 2) Remove the lead wire cover, and remove connector for the fan motor and connec- tor for the louver motor from the electric parts box assembly.
  • Page 62 FILE NO. SVM-08032 Part name Procedures Remarks ƒ 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 1) Follow to the procedure in the item (Heat exchanger) 2) Remove the pipe holder from the rear side of the main unit.
  • Page 63 FILE NO. SVM-08032 Part name Procedures Remarks … Bearing 1) Follow to the procedure in the item „ 2) Remove the two screws used to secure the bearing base. Two screws screws 3) Remove the bearing base. Bearing base <Caution at assembling> •...
  • Page 64 FILE NO. SVM-08032 Part name Procedures Remarks † „ Fan motor 1) Follow to the procedure till 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.
  • Page 65 FILE NO. SVM-08032 Part name Procedures Remarks ‡ Cross flow fan <Caution at reassembling> 1) To incorporate the fan motor, remove the fan motor rubber (at shaft core side), incorporate the motor into the position in the following figure, and then install the fan motor. •...

  • Page 66: Outdoor Unit (Ras-18S2Ax, Ras-18S2Ax-V, Ras-18S2A-E)

    FILE NO. SVM-08032 10-2 Outdoor Unit (RAS-18S2AX, RAS-18S2AX-V, RAS-18S2A-E) Part name Procedures Remarks Common 1) Stop the operation of the air conditioner and turn off 2 screws ∅ 4 x 10L procedure its main power supply or remove the power supply cord.

  • Page 67: Outdoor Unit (Ras-24S2Ax, Ras-24S2A-E)

    FILE NO. SVM-08032 10-3. Outdoor Unit (RAS-24S2AX, RAS-24S2A-E) Part name Procedures Remarks Top cabinet 1) Stop the operation of the air conditioner and turn off Common Front cabinet its main power supply or remove the power supply procedure cord. 2) Remove the packed valve cover and the electrical parts cover (2 screws ∅...
  • Page 68 FILE NO. SVM-08032 Part name Procedures Remarks 1) Perform the common procedure 1 Running 2) Remove the capacitor band. (1 screw ∅4 x 10L) capacitor Spark killer Running capacitor 3) Disconnect the lead wires from the capacitor for compressor for compressor terminal.

  • Page 69: Exploded Views And Parts List

    FILE NO. SVM-08032 11. EXPLODED VIEWS AND PARTS LIST 11-1. Indoor Unit (E-Parts Assy) Location Part Location Part Description Description 43T69729 ASM-PCB-SERV (FOR 18SKPX, 43T60331 TERMINAL; 3P 18SKPX-V, 18SKP-E) 43T50004 SENSOR; HEAT EXCHANGER 43T69730 ASM-PCB-SERV (FOR 24SKPX, 43T69005 SENSOR;THERMOSTAT 24SKP-E) 43T69736 UNIT- LED-ACCEP 43T69747...

  • Page 70: Indoor Unit

    FILE NO. SVM-08032 11-2. Indoor Unit Electric Parts Assembly Location Part Location Part Description Description 43T00507 FRONT PANEL ASSY 43T39022 BAND, MOTOR, RIGHT UP 43T09439 GRILLE OF AIR INLET ASSY (FOR 24SKPX, 24SKP-E) 43T03366 BACK BODY ASSY MOTOR BAND (RIGHT,DOWN) ASSY 43T39331 (FOR 18, 24SKPX, 18SKPX-V) (FOR 18SKPX, 18SKPX-V, 18SKP-E)

  • Page 71: Outdoor Unit (Ras-18S2Ax, Ras-18S2Ax-V, Ras-18S2A-E)

    FILE NO. SVM-08032 11-3. Outdoor Unit (RAS-18S2AX, RAS-18S2AX-V, RAS-18S2A-E) Location Part Location Part Description Description 43T42339 BASE PLATE ASSEMBLY 43T04301 PARTITION 43T41415 COMP-ASSY(SHX33SC4-U) 43T39317 MOTOR BASE CONNECTION PLATE (MADE IN CHINA) 43T39318 MOTOR BASE 43T43422 CONDENSER ASSEMBLY 43T19330 PACKED VALVE COVER 43T00448 FIXING PLATE VALVE 43T00452...

  • Page 72: Outdoor Unit (Ras-24S2Ax, Ras-24S2A-E)

    FILE NO. SVM-08032 11-4. Outdoor Unit (RAS-24S2AX, RAS-24S2A-E) Location Part Location Part Description Description 43T42324 BASE PLATE ASSEMBLY 43T19329 FAN GUARD 43T41370 COMPRESSOR(Made in China) 43T04302 PARTITION 43T49011 SPRING BASE(UPPER) 43T39317 MOTOR BASE CONNECTION PLATE 43T49336 SPRING BASE (LOWER) 43T39318 MOTOR BASE 43T49019 SPRING;...
  • Page 73 FILE NO. SVM-03010(1) TOSHIBA CARRIER (THAILAND) CO.,LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANG, PATHUMTHANI 12000, THAILAND. – 87 –...

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