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SERVICE MANUAL

AIR CONDITIONER

RAS-13UKHP-E4 / RAS-13UAH-E4
RAS-10UKHP-E4 / RAS-10UAH-E4
RAS-07UKHP-E4 / RAS-07UAH-E4
RAS-13UKP-E4 / RAS-13UA-E4
RAS-10UKP-E4 / RAS-10UA-E4
RAS-07UKP-E4 / RAS-07UA-E4
SPLIT WALL TYPE
RAS-13UKPX4 / RAS-13UAX4
RAS-10UKPX4 / RAS-10UAX4
RAS-07UKPX4 / RAS-07UAX4
RAS-12UKPX4 / RAS-12UAX4
FILE NO. SVM-05001-3
Revised on Nov, 2005

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Summary of Contents for Toshiba RAS-13UKHP-E4

  • Page 1: Air Conditioner

    FILE NO. SVM-05001-3 SERVICE MANUAL AIR CONDITIONER SPLIT WALL TYPE RAS-13UKHP-E4 / RAS-13UAH-E4 RAS-10UKHP-E4 / RAS-10UAH-E4 RAS-07UKHP-E4 / RAS-07UAH-E4 RAS-13UKP-E4 / RAS-13UA-E4 RAS-10UKP-E4 / RAS-10UA-E4 RAS-07UKP-E4 / RAS-07UA-E4 RAS-13UKPX4 / RAS-13UAX4 RAS-10UKPX4 / RAS-10UAX4 RAS-07UKPX4 / RAS-07UAX4 RAS-12UKPX4 / RAS-12UAX4...
  • Page 2: Table Of Contents

    RAS-12UKPX4 / RAS-12UAX4 RAS-10UKP-E4 / RAS-10UA-E4, RAS-10UKPX4 / RAS-10UAX4 RAS-07UKP-E4 / RAS-07UA-E4, RAS-07UKPX4 / RAS-07UAX4 CONTROL BLOCK DIAGRAM RAS-13UKHP-E4 / RAS-13UAH-E4, RAS-10UKHP-E4 / RAS-10UAH-E4, RAS-07UKHP-E4 / RAS-07UAH-E4 RAS-13UKP-E4 / RAS-13UA-E4, RAS-10UKP-E4 / RAS-10UA-E4, RAS-07UKP-E4 / RAS-07UA-E4, RAS-13UKPX4 / RAS-13UAX4, RAS-07UKPX4 / RAS-07UAX4, RAS-12UKPX4 / RAS-12UAX4...
  • Page 3 FILE NO. SVM-05001 OPERATION DESCRIPTION Outline of Air Conditioner Control Description of Operation Circuit Hi POWER Mode High-Temperature Limit Control Low-Temperature Limit Control Defrost Operation Current Limit Control Auto Restart Function Filter Check Lamp 7-10 Self-Cleaning function 7-11 QUIET Mode 7-12 COMFORT SLEEP mode INSTALLATION PROCEDURE Safety Cautions...
  • Page 4: Specifications

    FILE NO. SVM-05001 1. SPECIFICATIONS MODEL RAS-13UKHP-E4 / RAS-13UAH-E 4 RAS-13UKP-E4 / RAS-13UA-E4 ITEM Cooling Heating Cooling 220 V 240 V 220 V 240 V 220 V 240 V Capacity 3.55 3.60 4.10 4.15 3.70 3.75 Phase 1Æ Power source...
  • Page 5 FILE NO. SVM-05001 MODEL RAS-10UKHP-E4 / RAS-10UAH-E4 RAS-10UKP-E4 / RAS-10UA-E4 ITEM Cooling Heating Cooling 220 V 240 V 220 V 240 V 220 V 240 V Capacity 2.65 2.70 3.00 2.65 2.70 2.95 Phase 1Æ Power source 220 - 240 Power consumption 0.80 0.85...
  • Page 6 FILE NO. SVM-05001 RAS-07UKHP-E4/ RAS-07UKP-E4/ RAS-07UKPX4/ MODEL RAS-07UAH-E4 RAS-07UA-E4 RAS-07UAX4 ITEM Cooling Heating Cooling Cooling 220V 240V 220V 240V 220V 240V 220V 240V Capacity 2.00 2.05 2.00 2.05 2.10 2.15 2.10 2.15 Phase 1∅ Power source 220 − 240 Power consumption 0.61 0.68 0.54...
  • Page 7 FILE NO. SVM-05001 RAS-13UKPX4 / RAS-13UAX4 RAS-12UKPX4 / RAS-12UAX4 RAS-10UKPX4 / RAS-10UAX4 MODEL ITEM Cooling 220 V 240 V 220 V 220 V 240 V 240 V Capacity 3.40 3.48 3.70 3.75 2.65 2.70 Phase 1Æ 220 - 240 Power source Power consumption 1.24 1.24...
  • Page 8 FILE NO. SVM-05001 Note : 1 · Capacity is based on the following temperature conditions. JIS B8615-1 Condition Temperature Cooling Heating (DB) 27°C 20°C Indoor unit inlet air temperature (WB) 19°C 15°C (DB) 35°C 7°C Outdoor unit inlet air temperature (WB) 24°C 6°C...
  • Page 9: Construction Views

    FILE NO. SVM-05001 2. CONSTRUCTION VIEWS 2-1. Indoor Unit Front panel Air filter Air inlet Heat exchanger Back body Air outlet Knock out system Knock out system Hanger Connecting pipe (0.43 m) Drain hose (0.54 m) (Flare ∅6.35) Hanger Connecting pipe (0.33 m) (For 13 series ;...
  • Page 10: Outdoor Unit

    FILE NO. SVM-05001 2-2. Outdoor Unit (RAS-13UAH-E4, RAS-10UAH-E4, RAS-13UA-E4, RAS-10UA-E4, RAS-13UAX4, RAS-10UAX4, RAS-12UAX4) 32.5 A Detail Drawing (Back Leg) B Detail Drawing (Front Leg) ∅6 Hole ∅6 Hole ∅11 x 14 Hole R5.5 ∅30 Drain outlet 2-∅11 x 14 Hole (For ∅8-∅10 anchor bolt) ∅436 FAN GUARD...
  • Page 11: Outdoor Unit (Ras-07Uah-E4, Ras-07Ua-E4, Ras-07Uax4)

    FILE NO. SVM-05001 2-3. Outdoor Unit (RAS-07UAH-E4, RAS-07UA-E4, RAS-07UAX4) A Detail Drawing (Back Leg) B Detail Drawing (Front Leg) R 15 ∅6 Hole ∅6 Hole R 15 ∅11x14 Hole R 5.5 ∅25Drain outlet 2-∅11x14 hole (for ∅8-∅10 anchor bolt) Fan guard Cover PV ∅420 (11)
  • Page 12: Wiring Diagram

    FILE NO. SVM-05001 3. WIRING DIAGRAM 3-1. RAS-13UKHP-E4 / RAS-13UAH-E4 73°C INFRARED RAYS RECEIVE Louver THERMAL FUSE AND INDICATION PARTS Motor 9 10 9 10 CN25 9 10 9 10 CN04 CN07 CN14 Micro SG01 DC5V Power Voltage VARISTOR T6.3A 250VAC...
  • Page 13: Ras-10Ukhp-E4 / Ras-10Uah-E4

    FILE NO. SVM-05001 3-2. RAS-10UKHP-E4 / RAS-10UAH-E4 73°C INFRARED RAYS RECEIVE Louver THERMAL FUSE AND INDICATION PARTS Motor 9 10 9 10 CN25 9 10 9 10 CN04 CN07 CN14 Micro SG01 DC5V Power Voltage VARISTOR T6.3A 250VAC Module Regulator FUSE F01 DC12V R319...
  • Page 14: Ras-07Ukhp-E4 / Ras-07Uah-E4

    FILE NO. SVM-05001 3-3. RAS-07UKHP-E4 / RAS-07UAH-E4 73°C INFRARED RAYS RECEIVE Louver THERMAL FUSE AND INDICATION PARTS Motor 9 10 9 10 CN25 9 10 9 10 CN04 CN07 CN14 Micro SG01 DC5V Power Voltage VARISTOR T6.3A 250VAC Module Regulator FUSE F01 DC12V R319...
  • Page 15: Ras-13Ukp-E4 / Ras-13Ua-E4

    FILE NO. SVM-05001 3-4. RAS-13UKP-E4 / RAS-13UA-E4 Infrared rays receiver and indication parts. TRANS (TT-10) CN25 CN14 CN05 CN06 MCC-920 CN07 DB50 Heat Exchanger CN01 Sensor (TC) RY01 DC 12 V Regulator circuit DC 5 V T6.3 A CN03 Thermo Sensor (TA) Louver motor 250 VAC CN11...
  • Page 16: Ras-10Ukp-E4 / Ras-10Ua-E4

    FILE NO. SVM-05001 3-5. RAS-10UKP-E4 / RAS-10UA-E4 RAS-07UKP-E4 / RAS-07UA-E4 Infrared rays receiver and indication parts. TRANS (TT-10) CN25 CN14 CN05 CN06 MCC-920 CN07 DB50 Heat Exchanger CN01 Sensor (TC) RY01 DC 12 V Regulator circuit DC 5 V T6.3 A CN03 Thermo Sensor (TA) Louver motor...
  • Page 17: Ras-13Ukpx4 / Ras-13Uax4

    FILE NO. SVM-05001 3-6. RAS-13UKPX4 / RAS-13UAX4 RAS-12UKPX4 / RAS-12UAX4 Infrared rays receiver and indication parts. TRANS (TT-10) CN25 CN14 CN05 CN06 MCC-920 CN07 DB50 Heat Exchanger CN01 Sensor (TC) RY01 DC 12 V Regulator circuit DC 5 V T6.3 A CN03 Thermo Sensor (TA) Louver motor...
  • Page 18: Ras-10Ukpx4 / Ras-10Uax4 Ras-07Ukpx4 / Ras-07Uax4

    FILE NO. SVM-05001 3.7 RAS-10UKPX4 / RAS-10UAX4 RAS-07UKPX4 / RAS-07UAX4 Infrared rays receiver and indication parts. TRANS (TT-10) CN25 CN14 CN05 CN06 MCC-920 CN07 DB50 Heat Exchanger CN01 Sensor (TC) RY01 DC 12 V Regulator circuit DC 5 V T6.3 A CN03 Thermo Sensor (TA) Louver motor...
  • Page 19: Specification Of Electrical Parts

    FILE NO. SVM-05001 4. SPECIFICATION OF ELECTRICAL PARTS 4-1. Indoor Unit (RAS-13UKHP-E4, RAS-10UKHP-E4, RAS-07UKHP-E4) Parts name Type Specifications ° Fan motor (for indoor) SKF-220-20-4A-1 AC Motor with 150 C thermo fuse ° Thermo sensor (TA-sensor) 10k at 25 C µRM1260V...
  • Page 20: Outdoor Unit (Ras-10Uah-E4)

    FILE NO. SVM-05001 4-3. Outdoor Unit (RAS-10UAH-E4) Parts name Type Specifications Output (Rated) 750 W, 2 poles, 1 phase, 220 - 240 V, 50Hz Compressor Winding resistance ( ) PH180X1C-4DZDN3 ° (at 20 C) 3.33 3.78 Output (Rated) 20 W, 6 poles, 1 phase, 220 - 240 V, 50Hz HF-240-20B or Fan motor (for outdoor) Winding resistance ( )
  • Page 21: Indoor Unit (Ras-13Ukp-E4, Ras-10Ukp-E4, Ras-07Ukp-E4, Ras-13Ukpx4)

    FILE NO. SVM-05001 4-5. Indoor Unit (RAS-13UKP-E4, RAS-10UKP-E4, RAS-07UKP-E4, RAS-13UKPX4, RAS-10UKPX4, RAS-12UKPX4, RAS-07UKPX4) Parts name Type Specifications ° Fan motor (for indoor) SKF- 220-20-4A-1 AC Motor with 150 C thermo fuse ° Thermo sensor (TA-sensor) 10k at 25 C Transformer TT-10 Microcontroller unit (IC30) TMP87CM40AN...
  • Page 22: Outdoor Unit (Ras-13Uax4, Ras-12Uax4)

    FILE NO. SVM-05001 4-7. Outdoor Unit (RAS-13UAX4, RAS-12UAX4) Parts name Type Specifications Output (Rated) 1100 W, 2 poles, 1 phase, 220 - 240 V, 50Hz PH225X2C-4FT Compressor Winding resistance (W) (at 20°C) 2.35 3.22 Output (Rated) 30 W, 6 poles, 1 phase, 220 - 240 V, 50Hz Fan motor (for outdoor) HF-240-30B Winding resistance (W)
  • Page 23: Outdoor Unit (Ras-07Uax4)

    FILE NO. SVM-05001 4-9. Outdoor Unit (RAS-07UAX4) Parts name Type Specifications Output (Rated) 605W, 2poles, 1 phase, 220 − 240V, 50Hz Compressor Winding resistance (Ω) PH108X1C-4DZDN2 (at 20°C) 4.84 4.40 Output (Rated) 20W, 6poles, 1 phase, 220 − 240V, 50Hz HF-240-20B or Fan motor (for outdoor) Winding resistance (Ω)
  • Page 24: Refrigeration Cycle Diagram

    FILE NO. SVM-05001 FILE NO. SVM-05001 5. REFRIGERATION CYCLE DIAGRAM 5-1. RAS-13UKHP-E4 / RAS-13UAH-E4 Indoor unit Heat exchanger Cooling 0.39 m 0.49 m Heating (Connecting pipe) (Connecting pipe) Æ12.7 Æ6.35 Cross flow fan O.D.:12.7 mm O.D.:6.35 mm Packed valve Packed valve (Æ12.7)
  • Page 25: Ras-10Ukhp-E4 / Ras-10Uah-E4

    FILE NO. SVM-05001 5-2. RAS-10UKHP-E4 / RAS-10UAH-E4 Indoor unit Heat exchanger Cooling 0.39 m 0.49 m Heating (Connecting pipe) (Connecting pipe) Æ9.52 Æ6.35 Cross flow fan O.D.:9.52 mm O.D.:6.35 mm Packed valve Packed valve (Æ9.52) (Æ6.35) Heating Cooling 4-way valve Heating Cooling Compressor PH180X1C-4DZDN3 Capillary tube...
  • Page 26: Ras-07Ukhp-E4 / Ras-07Uah-E4

    FILE NO. SVM-05001 5-3. RAS-07UKHP-E4 / RAS-07UAH-E4 Indoor unit Heat exchanger Cooling 0.39m 0.49m Heating (Connecting pipe) (Connecting pipe) ∅9.52 ∅6.35 Cross flow fan O.D.:9.52mm O.D.:6.35mm Packed valve Packed valve (∅6.35) (∅9.52) Heating Cooling 4-way valve Heating Cooling Compressor PH108X1C-4DZDN2 Capillary tube ∅1.0x900S (2 pcs.)
  • Page 27: Ras-12Ukpx4 / Ras-12Uax4

    FILE NO. SVM-05001 5-4. RAS-13UKP-E4 / RAS-13UA-E4 RAS-13UKPX4 / RAS-13UAX4 RAS-12UKPX4 / RAS-12UAX4 Indoor unit Heat exchanger Cooling 0.49 m 0.39 m (Connecting pipe) (Connecting pipe) Æ6.35 Æ12.7 Cross flow fan O.D.:12.7 mm O.D.:6.35 mm Packed valve Packed valve (Æ12.7) (Æ6.35) Cooling Cooling Compressor...
  • Page 28: Ras-10Ukp-E4 / Ras-10Ua-E4, Ras-10Ukpx4 / Ras-10Uax4

    FILE NO. SVM-05001 5-5. RAS-10UKP-E4 / RAS-10UA-E4 RAS-10UKPX4 / RAS-10UAX4 Indoor unit Heat exchanger Cooling 0.39 m 0.49 m (Connecting pipe) (Connecting pipe) Æ9.52 Æ6.35 Cross flow fan O.D.:9.52 mm O.D.:6.35 mm Packed valve Packed valve (Æ9.52) (Æ6.35) Cooling Cooling Compressor RM5510GNE94 Capillary tube Æ1.5 x 1100l...
  • Page 29: Ras-07Ukp-E4 / Ras-07Ua-E4, Ras-07Ukpx4 / Ras-07Uax4

    FILE NO. SVM-05001 5-6. RAS-07UKP-E4 / RAS-07UA-E4 RAS-07UKPX4 / RAS-07UAX4 Indoor unit Heat exchanger Cooling 0.39m 0.49m (Connecting pipe) (Connecting pipe) ∅9.52 ∅6.35 Cross flow fan O.D.:9.52mm O.D.:6.35mm Packed valve Packed valve (∅9.52) (∅6.35) Cooling Cooling Compressor PH108X1C-4DZDN2 Capillary tube ∅1.5x1200S Heat exchanger Refrigerant...
  • Page 30: Control Block Diagram

    FILE NO. SVM-05001 6. CONTROL BLOCK DIAGRAM 6-1. RAS-13UKHP-E4 / RAS-13UAH-E4, RAS-10UKHP-E4 / RAS-10UAH-E4, RAS-07UKHP-E4 / RAS-07UAH-E4 Main Unit Control Panel M.C.U. Operation Heat Exchange sensor Functions Display Timer Thermo. Sensor • Louver Control Display Filter Sign Current Sensor • 3-minutes Delay at Restart...
  • Page 31: Ras-13Ukp-E4 / Ras-13Ua-E4, Ras-10Ukp-E4 / Ras-10Ua-E4

    FILE NO. SVM-05001 6-2. RAS-13UKP-E4 / RAS-13UA-E4, RAS-10UKP-E4 / RAS-10UA-E4, RAS-07UKP-E4 / RAS-07UA-E4 RAS-13UKPX4 / RAS-13UAX4, RAS-10UKPX4 / RAS-10UAX4, RAS-07UKPX4 / RAS-07UAX4 RAS-12UKPX4 / RAS-12UAX4 Main Unit Control Panel M.C.U. Operation Heat Exchange sensor Functions Display Timer Display Thermo. Sensor •...
  • Page 32: Operation Description

    FILE NO. SVM-05001 7. OPERATION DESCRIPTION 7-1. Outline of Air Conditioner Control 7-1-1. Louver control (1) Vertical air flow louver This is a fixed capacity type air conditioner, which uses Position of veritcal air flow louver is automatically AC motor for an indoor fan. The AC motor drive controlled according to the operation mode.
  • Page 33: Description Of Operation Circuit

    FILE NO. SVM-05001 7-2. Description of Operation Circuit 7-2-2. Cooling operation ([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 supply is on. (1) The compressor, 4-way valve, outdoor fan and (2) When pressing [ ] button on the remote control,...
  • Page 34 FILE NO. SVM-05001 7-2-3. Dry operation 7-2-4. Heating operation *Heat pump model only ([MODE] button on the remote control is set ([MODE] button on the remote control is set to the dry operation.) to the heating operation.) (1) The compressor, 4-way valve, outdoor fan and (1) The compressor, 4-way valve, outdoor fan and operation display on the remote control are operation display on the remote control are...
  • Page 35: Cooling Operation

    FILE NO. SVM-05001 (3) The indoor heat exchanger restricts revolving *5 and *6: Table 7-2-1 speed of the fan motor to prevent a cold draft. The upper limit of the revolving speed is shown in Fig. 7-2-8 and Table 7-2-1. speed Starting period Stabilized period...
  • Page 36: Hi Power Mode

    FILE NO. SVM-05001 7-3. Hi POWER Mode 7-4. High-Temperature Limit Control ([Hi POWER] button on the remote *Heat pump model only control is pressed.) The microcontroller detects the indoor heat exchanger temperature to prevent pressure of a refrigerating cycle When [Hi POWER] button is pressed while the indoor from increasing excessively.
  • Page 37: Defrost Operation

    FILE NO. SVM-05001 7-6. Defrost Operation * <In case of C> Heat pump model only (1) The heating operation is performed for at least 90 During the heating operation, the outdoor heat minutes. exchanger temperature goes down and sometimes it is frozen.
  • Page 38: Current Limit Control

    FILE NO. SVM-05001 7-7. Current Limit Control *Heat pump model only The microcontroller detects the input current so as to prevent it exceeds a specified value by means of controlling the outdoor fan control as described in (1) and (2). (1) Current limit control (Cooling operation) Control is performed as shown below by detecting the compressor operating current with a current...
  • Page 39: Auto Restart Function

    FILE NO. SVM-05001 7-8. Auto Restart Function 7-8-1. How to set auto restart function To set the auto restart function, proceed as follows: The indoor unit is equipped with an automatic The power supply to the unit must be on; the function restarting function which allows the unit to restart will not set if the power is off.
  • Page 40: Filter Check Lamp

    FILE NO. SVM-05001 7-8-2. How to cancel auto restart function To cancel auto restart function, proceed as follows: Repeat the setting prodedure: the unit receives the signal and beeps three times. The unit will be required to be turned on with the remote control after the main power supply is turned off.
  • Page 41: Self-Cleaning Function

    FILE NO. SVM-05001 7-10. Self-Cleaning function Self-Cleaning function is designed to reduce humidity that causes mold to form inside the air conditioning unit. This advanced, efficient system reduces moisture in the coil. When air conditioner is turned off, the internal fan activates and dries the moisture in the coil for 20 minutes, then it turns off automatically.
  • Page 42: Quiet Mode

    FILE NO. SVM-05001 7-11. QUIET Mode 7-12-1. Cooling mode • The fan speed of indoor unit operates automatically, Quiet mode is the system which, control the it relates with the compressor's operation. revolving speed of indoor fan to work constantly at lower than speed L.
  • Page 43: 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 44 FILE NO. SVM-05001 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 45: Installation Diagram Of Indoor And Outdoor Units

    FILE NO. SVM-05001 8-2. Installation Diagram of Indoor and Outdoor Units Before installing the For the rear left and left wireless remote control piping Hook • With the remote control cover Installation open, load the batteries supplied plate Wall correctly, observing their polarity.
  • Page 46: Installation

    FILE NO. SVM-05001 8-3. Installation 8-3-1. Optional installation parts Part Parts name Q'ty Code Refrigerant piping Æ Liquid side : 6.35 mm Æ Gas side 9.52 mm (07,10 series) each Æ Gas side 12.70 mm (13 series) Pipe insulating material (polyethylene foam, 6 mm thick) Putty, PVC tapes each...
  • Page 47 FILE NO. SVM-05001 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 s x 6 Installation plate x 1 Remote control holder x 1 Pan head wood screw ∅3.1 x 16 s x 2 Wireless remote control x 1 Sasa-zeolite plus filter x 1...
  • Page 48: Indoor Unit

    FILE NO. SVM-05001 8-4. Indoor Unit 8-4-2. Cutting a hole and mounting installation plate 8-4-1. 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 49 Anchor bolt NOTE • Ensure all wiring is used within its electrical rating. Projection 15 mm or less 5 mm dia. hole RAS-13UKHP-E4 RAS-10UKHP-E4 RAS-13UKP-E4 RAS-07UKHP-E4 Model RAS-13UKPX4 RAS-10UKP-E4 7 Mounting RAS-12UKPX4...
  • Page 50 FILE NO. SVM-05001 <How to connect the connecting cable> For RAS-13/10/07UKP Wiring of the connecting cable can be carried out Cord clamp Terminal Terminal block without removing the front panel. cover Screw 1. Remove the air inlet grille. Connecting Open the air inlet grille upward and pull it toward cable you.
  • Page 51 FILE NO. SVM-05001 8-4-4. Piping and drain hose installation How to fix the drains cap 1) Insert hexagonal wrench (4 mm) in a center <Piping and drain hose forming> head. * Since dewing results in a machine trouble, make sure to insulate both the connecting pipes. (Use polyethylene foam as insulating material.) 4 mm Rear right...
  • Page 52 FILE NO. SVM-05001 <Left-hand connection with piping> 8-4-5. Indoor unit fixing Bend the connecting pipe so that it is laid within 43 mm 1. Pass the pipe through the hole in the wall, and hook above the wall surface. If the connecting pipe is laid the indoor unit on the installation plate at the upper exceeding 43 mm above the wall surface, the indoor hooks.
  • Page 53: Outdoor Unit

    FILE NO. SVM-05001 8-4-6. Drainage 8-5. Outdoor Unit 8-5-1. Installation place 1. Run the drain hose sloped downwards. • A place which provides the spaces around the NOTE outdoor unit as shown in the left diagram. • Hole should be made at a slight downward slant on •...
  • Page 54 FILE NO. SVM-05001 8-5-2. Refrigerant piping connection (Unit : N·m) Outer dia. 1. Cut the pipe with a pipe cutter. Tightening torque of copper pipe ∅6.35 16 to 18 (1.6 to 1.8 kgf·m) Roughness Warp Obliquity 90° ∅9.52 30 to 42 (3.0 to 4.2 kgf·m) ∅12.70 50 to 62 (5.0 to 6.2 kgf·m) Fig.
  • Page 55 FILE NO. SVM-05001 8-5-3. Evacuating <Packed valve handling precautions> · After the piping has been connected to the indoor unit, Open the valve stem all the way out; but do not try you can perform the air purge together at once. to open it beyond the stopper.
  • Page 56: How To Set Remote Control Selector Switch

    FILE NO. SVM-05001 8-6. How to Set Remote Control Selector 8-5-4. Wiring connection Switch 1. Remove the valve cover from the outdoor unit. 2. Connect the connecting cable to the terminal as When two indoor units ae installed in seperated rooms, identified with their respective matched numbers on there is no need to change the selector switch.
  • Page 57: Others

    FILE NO. SVM-05001 2. Set the remote control selector switch with the 8-7. Others remote control 8-7-1. Gas leak test [B] is indicated on the liquid crystal display when setting remote control selector switch to B. [A] is not indicated on the display even if the selector switch is set to A.
  • Page 58: Troubleshooting Chart

    FILE NO. SVM-05001 9. TROUBLESHOOTING CHART 9-1. Troubleshooting Procedure 9-2-2. Incorrect cable connection between Indoor and outdoor units Follow the details of 9-2. Basic Chec k Items . The indoor unit is connected to the outdoor unit with If there is no trouble corresponding to 9-2, check 5 cables (Heat pump model) or 3 cables (Cooling Only whether or not there are faulty parts following model).
  • Page 59: Primary Judgement

    FILE NO. SVM-05001 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 60: Self-Diagnosis By Remote Control (Check Code)

    FILE NO. SVM-05001 9-4. Self-Diagnosis by Remote Control (Check Code) (1) If the lamps are indicated as shown B to G in Table 9-3-1, exchanger the self-diagnosis by the remote control. (2) When the remote control is set to the service mode, the indoor controller diagnoses the operation condition and indicate the information of the self-diagnosis on the display of the remote...
  • Page 61 FILE NO. SVM-05001 Table 9-4-1 Block level Diagnosis function Judgement and action Check Check Block Symptom Conditioner Condition code code status Indoor Thermo. sensor Indicated Continued 1.Check thermo sensor. P.C. board short/break. when detected operation. 2.If it is OK, check abnormal P.C.
  • Page 62: Troubleshooting Flowcharts

    FILE NO. SVM-05001 9-5. Troubleshooting Flowcharts 9-5-1. Power can not be turned on (No operation at all) <Preliminary checks> Operation (1) Is the supply voltage normal? (2) Is the connection to the AC output OK.? Check Items Heat pump Model Main cause Shut off the power supply from AC outlet once and...
  • Page 63: Cooling Model

    FILE NO. SVM-05001 Cooling Model Operation Check Items Main cause Shut off the power supply from AC outlet once and Countermeasure turn it on after 5 seconds. Symptom Does the OPERATION lamp blink? Does the power turn on Does the transmission by pushing the [ indicator of remote Remote control is...
  • Page 64 Does the OPERATION Is it wired as shown power relay is returned to lamp blink? in Figure below? the normal procedure. To the paragraph of "No Power turns on". RAS-13UKHP-E4 Brown Blue Green & Yellow Indoor Terminal Block RY01 CN31 PC Board...
  • Page 65 FILE NO. SVM-05001 RAS-13UKP-E4, RAS-10UKP-E4, RAS-07UKP-E4 Black White Green / Yellow RY01 Indooe Terminal Block CN31 Brown Blue Green / Yellow PC Board RAS-13UKPX4, RAS-12UKPX4, RAS-10UKPX4, RAS-07UKPX4 Black White Green / Yellow – 64 −...
  • Page 66 FILE NO. SVM-05001 9-5-3. Outdoor unit does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by pushing See "Power can not be turned on".
  • Page 67 FILE NO. SVM-05001 9-5-4. Only compressor does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
  • Page 68 FILE NO. SVM-05001 9-5-5. Only outdoor fan does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
  • Page 69 FILE NO. SVM-05001 9-5-6. Only 4-Way valve does not operate (During heating operation) Shut off the power supply from AC outlet once and turn it on after 5 seconds. Does the OPERATION lamp blink? See "Power can not be turned on". Does the power turn on by See "Power can not be turned on".
  • Page 70 FILE NO. SVM-05001 9-5-7. Only the indoor fan does not operate <Check procedure> Heat Pump Model Shut off the power supply once. Turn the power supply. Does the fan stop in Replace the P.C. board. Control P.C. board is defective. no operating status? Start the operation with low fan setting...
  • Page 71 FILE NO. SVM-05001 Cooling Model Shut off the power supply once. Turn the power supply. Does the fan stop in Replace the P.C. board. Control P.C. board is defective. no operating status? Start the operation with low fan setting in cool operation. Does connecting terminal, connecting Does AC 120V...
  • Page 72: Troubleshooting For Remote Control

    FILE NO. SVM-05001 9-6. Troubleshooting for Remote Control (Including the Indoor P.C. Board) There is no been from the indoor unit. Push the [ ] button. The operation lamp of the air conditioner main unit does not light. Does the transmission indicator blink? Reset the remote control by use the tip pencil push...
  • Page 73 FILE NO. SVM-05001 9-6-1 How to check the P.C. board (2) Inspection procedres 1) When a P.C. board is judged to be defective, (1) Operating precautions check for disconnection, burning, or discolora- 1) When removing the front panel or the P.C. board, tion of the copper foil pattern or this P.C.
  • Page 74 FILE NO. SVM-05001 (3) Checking procedure Heat Pump Model Table 9-6-1 Procedure Check Point (Symptom) Causes Shut off the power supply and 1. Is the fuse blown? 1. • Application of shock voltage. remove the P.C. board assembly • Overload by short-circuit of the from the electronic parts base.
  • Page 75 FILE NO. SVM-05001 Cooling Model Table 9-6-1 Procedure Check Point (Symptom) Causes Shut off the power supply and 1. Is the fuse blown? 1. • Application of shock voltage. remove the P.C. board assembly • Overload by short-circuit of the from the electronic parts base.
  • Page 76 FILE NO. SVM-05001 Table 9-6-3 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 9-6-3. How to shorten time of restart delay timer Press [CLR] button while pressing [CHK] button with a tip of a pencil.
  • Page 77: Part Replacement

    FILE NO. SVM-05001 10. PART REPLACEMENT 10-1. 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 78 FILE NO. SVM-05001 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 79: Outdoor Unit

    FILE NO. SVM-05001 10-2. Outdoor Unit Part name Procedures Remarks Common 1) Stop the operation of air-conditioner, and 2-Screws Ø4 x 16L Cord clamp procedure disconnect the power cord from the AC Electric supply. parts cover 2) Remove packed valve cover and Electric parts cover.
  • Page 80 FILE NO. SVM-05001 Part name Procedures Remarks 1) Perform the common procedure Capacitor for Screws 2) Remove the fixing screw and the capacitor ∅4 x 8L Capacitor band compressor band. (1-Screw ∅4 x 8L for 10k, 13k) (1-Screw ∅4 x 10L for 07k) 3) Disconnect the lead wires.
  • Page 81: Exploded Views And Parts List

    43T60001 TERMINAL 43T60077 FUSE, TEMPERATURE, 73°C 43T60002 TERMINAL BLOCK; 3P 43T62003 CORD CLAMP 43T69004 SENSOR;HEAT EXCHANGER 43T69430 PC BOARD (For RAS-07UKHP-E4) 43T69005 SENSOR;THERMOSTAT 43T69431 PC BOARD (For RAS-10UKHP-E4) 43T69079 PC BOARD ASSY;WRS-LED 43T69432 PC BOARD (For RAS-13UKHP-E4) - 80 -...
  • Page 82: Indoor Unit (E-Parts Assy For Cooling Model)

    FILE NO. SVM-05001 11-2. Indoor Unit (E-Parts Assy) (For Cooling model) Location Part Location Part Description Description 43T60002 TERMINAL BLOCK; 3P 43T62003 CORD CLAMP 43T69371 TC SENSOR 43T69365 PC BOARD (For RAS-07UKP-E4/UKPX4) 43T69005 SENSOR;THERMOSTAT 43T69366 PC BOARD (For RAS-10UKP-E4/UKPX4) 43T69079 PC BOARD ASSY;WRS-LED 43T69367 PC BOARD (For RAS-13UKP-E4/UKPX4,...
  • Page 83: Indoor Unit (Ras-07,10,13Ukhp-E4, Ukp-E4)

    43T44350 REFRIGERATION CYCLE ASSY 43T69422 WIRELESS-REMOCO (WC-H01EE) (For RAS-07UKHP-E4, UKP-E4) (For RAS-01,10,13UKP-E4) 43T44352 REFRIGERATION CYCLE ASSY 43T83003 HOLDER; REMOTE CONTROLLER (For RAS-13UKHP-E4/ UKP-E4) 43T85468 OWNER'S MANUAL 43T44355 REFRIGERATION CYCLE ASSY 43T85469 OWNER'S MANUAL (For RAS-10UKHP-E4, UKP-E4) (For RAS-07,10,13UKHP-E4) 43T47006 PIPE; DELIVERY...
  • Page 84: Indoor Unit (Ras-07,10,12,13Ukpx4)

    FILE NO. SVM-05001-3 11-4. Indoor Unit (RAS-07,10,12,13UKPX4) Location Part Location Part Description Description 43T19302 HOLDER SENSOR 43T00391 FRONT PANEL ASSY 43T49302 PLATE OF EVA SEAL 43T09326 INLET GRILLE ASSY 43T49006 HOLDER FOR PLATE 43T03304 BACK BODY ASSY 43T22002 ASM-M-BEARING (For RAS-07,10,12,13UKPX4) 43T39301 BASE;...
  • Page 85: Outdoor Unit (Ras-13Uah-E4)

    FILE NO. SVM-05001-2 11-5. Outdoor Unit (RAS-13UAH-E4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03306 BACK CABINET ASSEMBLY 43T47008 CAPILLARY TUBE; 1.5DIA 43T03327 BASE 43T41348 COMPRESSOR (PH225X2C-4FT) 43T00396 UPPER CABINET ASSEMBLY 43T47324 BOLT COMPRESSOR (M6) 43T09318 GUARD FAN 43T49008...
  • Page 86: Outdoor Unit (Ras-10Uah-E4)

    FILE NO. SVM-05001-2 11-6. Outdoor Unit (RAS-10UAH-E4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03308 BACK CABINET ASSEMBLY 43T47008 CAPILLARY TUBE; 1.5DIA 43T03329 BASE 43T41366 COMPRESSOR (PH180X1C-4DZDN3) 43T00395 UPPER CABINET ASSEMBLY 43T47325 BOLT COMPRESSOR (M6) 43T09318 GUARD FAN 43T49001...
  • Page 87: Outdoor Unit (Ras-13Ua-E4)

    FILE NO. SVM-05001-1 11-7. Outdoor Unit (RAS-13UA-E4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T47333 BONNET, 12.70 DIA 43T03306 BACK CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03327 BASE 43T47014 CAPILLARY TUBE; 1.7DIA 43T09318 GUARD FAN 43T41348 COMPRESSOR (HP225X2C-4FT) 43T62311 ELECTRIC PART COVER 43T47324...
  • Page 88: Outdoor Unit (Ras-10Ua-E4)

    FILE NO. SVM-05001-2 11-8. Outdoor Unit (RAS-10UA-E4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T47332 BONNET, 9.52 DIA 43T03308 BACK CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03329 BASE 43T47008 CAPILLARY TUBE; 1.5DIA 43T09318 GUARD FAN 43T41316 COMPRESSOR 43T62311 ELECTRIC PART COVER 43T47325...
  • Page 89: Outdoor Unit (Ras-13Uax4, Ras-12Uax4)

    FILE NO. SVM-05001-1 11-9. Outdoor Unit (RAS-13UAX4, RAS-12UAX4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T47333 BONNET, 12.70 DIA 43T03306 BACK CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03327 BASE 43T47014 CAPILLARY TUBE; 1.7DIA 43T09318 GUARD FAN 43T41348 COMPRESSOR (PH225X2C-4FT) 43T62311 ELECTRIC PART COVER...
  • Page 90: Outdoor Unit (Ras-10Uax4)

    FILE NO. SVM-05001-2 11-10. Outdoor Unit (RAS-10UAX4) Location Part Location Part Description Description 43T00368 FRONT CABINET ASSEMBLY 43T47332 BONNET, 9.52 DIA 43T03308 BACK CABINET ASSEMBLY 43T63303 FIXING PLATE VALVE 43T03329 BASE 43T47008 CAPILLARY TUBE; 1.5DIA 43T09318 GUARD FAN 43T41316 COMPRESSOR (RM5510GNE94) 43T62311 ELECTRIC PART COVER 43T47325...
  • Page 91: Outdoor Unit (Ras-07Uax4, Ras-07Ua-E4)

    FILE NO. SVM-05001-2 11-11. Outdoor Unit (RAS-07UAX4, RAS-07UA-E4) Location Part Location Part Description Description 43T19313 FAN GUARD 43T47001 NUT FLANGE 43T20306 PROPELLER FAN 43T19312 HANDLE 43T00398 43T49001 CUSHION,RUBBER FRONT CABINET COATING ASSEMBLY 43T43340 CONDENSER ASSEMBLY 43T54302 RELAY;OVERLOAD 43T62309 43T41365 COMPRESSOR (PH108X1C-4DZDN2) TERMINAL COVER 43T00397 43T62305...
  • Page 92: Outdoor Unit (Ras-07Uah-E4)

    FILE NO. SVM-05001-1 11-12. Outdoor Unit (RAS-07UAH-E4) Location Part Location Part Description Description 43T19313 FAN GUARD 43T49001 CUSHION,RUBBER 43T20306 PROPELLER FAN 43T54302 RELAY;OVERLOAD 43T00398 43T41365 COMPRESSOR FRONT CABINET COATING ASSEMBLY 43T43350 CONDENSER ASSEMBLY 43T62305 PACKED VALVE COVER 43T62309 43T00394 UPPER CABINET COATING ASSEMBLY TERMINAL COVER 43T00397 43T63301...
  • Page 93 FILE NO. SVM-03004(1) TOSHIBA CARRIER (THAILAND) CO.,LTD. 144/9 MOO 5, BANGKADI INDUSTRIAL PARK, TIVANON ROAD, TAMBOL BANGKADI, AMPHUR MUANG, PATHUMTHANI 12000, THAILAND. – 75 –...

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