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Toshiba RAS-07UA-E3, Service Manual

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FILE NO. SVM-04004-3

SERVICE MANUAL

AIR CONDITIONER

SPLIT WALL TYPE

RAS-13UKHP-E3 / RAS-13UAH-E3

RAS-10UKHP-E3 / RAS-10UAH-E3

RAS-13UKP-E3 / RAS-13UA-E3

RAS-10UKP-E3 / RAS-10UA-E3

RAS-13UKPX3 / RAS-13UAX3

RAS-10UKPX3 / RAS-10UAX3

RAS-12UKPX3 / RAS-12UAX3

RAS-07UKHP-E3 / RAS-07UAH-E3

RAS-07UKP-E3 / RAS-07UA-E3

RAS-07UKPX3 / RAS-07UAX3

Revised on Oct, 2005

Summary of Contents for RAS-07UA-E3

Page 1: ... RAS 13UKHP E3 RAS 13UAH E3 RAS 10UKHP E3 RAS 10UAH E3 RAS 13UKP E3 RAS 13UA E3 RAS 10UKP E3 RAS 10UA E3 RAS 13UKPX3 RAS 13UAX3 RAS 10UKPX3 RAS 10UAX3 RAS 12UKPX3 RAS 12UAX3 RAS 07UKHP E3 RAS 07UAH E3 RAS 07UKP E3 RAS 07UA E3 RAS 07UKPX3 RAS 07UAX3 Revised on Oct 2005 ...

Page 2: ...M 5 1 RAS 13UKHP E3 RAS 13UAH E3 5 2 RAS 10UKHP E3 RAS 10UAH E3 5 3 RAS 07UKHP E3 RAS 07UAH E3 5 4 RAS 13UKP E3 RAS 13UA E3 RAS 13UKPX3 RAS 13UAX3 5 5 RAS 10UKP E3 RAS 10UA E3 RAS 10UKPX3 RAS 10UAX3 5 6 RAS 07UKP E3 RAS 07UA E3 RAS 07UKPX3 RAS 07UAX3 6 CONTROL BLOCK DIAGRAM 6 1 RAS 13UKHP E3 RAS 13UAH E3 RAS 10UKHP E3 RAS 10UAH E3 6 2 RAS 13UKP E3 RAS 13UA E3 RAS 10UKP E3 RAS 10UA E3 RAS 07UKP E3 ...

Page 3: ...Unit 10 2 Outdoor Unit 11 EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy 11 2 Indoor Unit 11 3 Outdoor Unit RAS 13UAH E3 11 4 Outdoor Unit RAS 10UAH E3 11 5 Outdoor Unit RAS 13UA E3 11 6 Outdoor Unit RAS 10UA E3 11 7 Outdoor Unit RAS 13UAX3 RAS 12UAX3 11 8 Outdoor Unit RAS 10UAX3 11 9 Outdoor Unit RAS 07UAX3 RAS 07UA E3 11 10 Outdoor Unit RAS 07UAH E3 7 OPERATION DESCRIPTION 7 1 Outli...

Page 4: ... 35 Interconnection Connection type Flare connection pipe Maximum length 1 One way Maximum height difference INDOOR UNIT RAS 13UKHP E3 RAS 13UKP E3 Height mm 275 Dimensions Width mm 790 Depth mm 208 Net weight kg 10 Evaporator type Finned tube Indoor fan type Cross flow fan High fan m3 h 630 650 630 Air volume Medium fan m3 h 520 550 520 Low fan m3 h 430 490 430 Fan motor output W 20 Air filter Ho...

Page 5: ...e size mm Æ6 35 Interconnection Connection type Flare connection pipe Maximum length m 10 1 One way Maximum height difference INDOOR UNIT RAS 10UKHP E3 RAS 10UKP E3 Height mm 275 Dimensions Width mm 790 Depth mm 208 Net weight kg 10 Evaporator type Finned tube Indoor fan type Cross flow fan High fan m3 h 570 610 610 Air volume Medium fan m3 h 460 520 460 Low fan m3 h 340 400 340 Fan motor output W...

Page 6: ...size mm 6 35 Interconnection Connection type Flare connection pipe Maximum length m 10 1 One way Maximum height m 5 difference INDOOR UNIT RAS 07UKHP E3 RAS 07UKP E3 RAS 07UKPX3 Height mm 275 Dimensions Width mm 790 Depth mm 208 Net weight kg 10 Evaporator type Finned tube Indoor fan type Cross flow fan High fan m3 h 570 610 570 Air volume Medium fan m3 h 460 490 460 Low fan m3 h 340 400 340 Fan m...

Page 7: ... mm 275 Dimensions Width mm 790 Depth mm 208 Net weight kg 10 Evaporator type Finned tube Indoor fan type Cross flow fan High fan m3 h 630 610 Air volume Medium fan m3 h 520 460 Low fan m3 h 430 340 Fan motor output W 20 Air filter Honeycomb woven filter with PP frame OUTDOOR UNIT RAS 13UAX3 RAS 12UAX3 RAS 10UAX3 Height mm 550 Dimensions Width mm 780 Depth mm 270 Net weight kg 34 30 Condenser type...

Page 8: ... 13UA E3 RAS 10UKP E3 RAS 10UA E3 Refrigerant RAS 13UKPX3 RAS 13UAX3 RAS 10UKPX3 RAS 10UAX3 1 No need to charge 15 m or less 10 m or less extra refrigerant Temperature Condition JIS C9612 1994 Cooling Heating Indoor unit inlet air temperature DB 27 C 20 C WB 19 C 15 C Outdoor unit inlet air temperature DB 35 C 7 C WB 24 C 6 C RAS 12UKPX3 RAS 12UAX3 RAS 07UKHP E3 RAS 07UAH E3 RAS 07UKP E3 RAS 07UA ...

Page 9: ... 90 90 275 45 150 150 160 160 120 80 53 6 60 Hanger Hanger Hanger Hanger Hanger Drain hose 0 54 m Connecting pipe 0 43 m Flare 6 35 For stud bolt 8 10 For stud bolt 6 Installation plate outline Center line Minimum distance to ceiling 170 or more Minimum distance to ceiling 170 or more 65 or more Minimum distance to ceiling Wireless remote control 57 18 160 For 13 series Flare 12 7 For 07 10 series...

Page 10: ...tlet FAN GUARD 36 6 Hole 2 11 x 14 Hole For 8 10 anchor bolt 436 4 x 11 Long holes For 8 10 anchor bolt 11 x 14 Hole 6 Hole 36 52 310 330 R15 270 600 90 780 62 COVER PV Electrical part cover Liquid side Flare 6 35 Gas side Flare 9 52 10 Series Gas side Flare 12 7 13 Series Service port 600 or more 13 Series A 600 mm 400 mm B 100 mm 45 mm 10 Series B or more A or more 100 or more 325 600 Air inlet ...

Page 11: ... 36 R 15 R 5 5 273 5 265 6 Hole B Detail Drawing Front Leg 50 36 R 15 660 265 273 5 6 Hole 11x14 Hole A B Z View 97 25Drain outlet 2 11x14 hole for 8 10 anchor bolt Fan guard 530 Liquid side Flare 6 35 Gas side Flare 9 62 Service port 126 48 325 100 or more 100 or more 600 or more 600 or more Installation dimension 600 Air inlet Air outlet 4x 11x14 Long holes for 8 10 anchor bolt ...

Page 12: ...OARD MCC 862 T6 3A 250V P04 SG01 CN04 R22 YEL YEL YEL WHI CN11 AC FAN MOTOR INDOOR OUTDOOR BLK BLK 1 3 5 1 3 5 2 4 2 4 6 6 3 2 1 4 2 1 3 5 4 2 1 3 5 4 PNK PNK 1 2 1 2 1 3 5 1 3 5 1 2 1 2 3 3 1 1 2 2 BLK BLK 1 1 2 2 CN27 3 3 1 1 R47 Louver motor CHASSIS BLK RED CAPACITOR WHI BLK SOLENOID COIL BLU CAPACITOR FAN MOTOR WHI OUTDOOR TERMINAL BLOCK 3 1 4 L 2 N BLU RED RED PNK COMPRESSOR OVER LOAD RELAY B...

Page 13: ...2 T6 3A 250V P04 SG01 CN04 R22 YEL YEL YEL WHI INFRARED RAYS RECEIVE AND INDICATION PARTS CN11 AC FAN MOTOR INDOOR OUTDOOR BLK BLK 1 3 5 1 3 5 2 4 2 4 6 6 3 2 1 4 4 5 6 7 8 9 10 11 3 1 2 4 5 6 7 8 9 10 11 3 1 2 2 1 3 5 4 2 1 3 5 4 PNK PNK 1 2 1 2 1 3 5 1 3 5 1 2 1 2 3 3 1 1 2 2 BLK BLK 1 1 2 2 POWER SUPPLY SINGLE PHASE 220 240V 50 Hz BLU GRN YEL BLK RY03 CN27 WHI T02 C T 1 3 1 3 R47 Louver motor C...

Page 14: ... CN04 R22 YEL YEL YEL WHI CN11 AC FAN MOTOR INDOOR BLK BLK 1 3 5 1 3 5 2 4 2 4 6 6 3 2 1 4 2 1 3 5 4 2 1 3 5 4 PNK PNK 1 2 1 2 1 3 5 1 3 5 1 2 1 2 3 3 1 1 2 2 BLK BLK 1 1 2 2 CN27 1 3 1 3 R47 Louver motor 73 C THERMAL FUSE Power Cord OUTDOOR CHASSIS BLK RED CAPACITOR WHI BLK SOLENOID COIL BLU CAPACITOR FAN MOTOR WHI OUTDOOR TERMINAL BLOCK 3 1 4 L 2 N BLU RED RED PNK COMPRESSOR OVER LOAD RELAY BLK ...

Page 15: ...15 L01 BLK P04 TRANS TT 10 RED WHI BLU GRY CN05 CN06 1 2 1 2 1 2 1 2 WHI YEL YEL YEL YEL 2 1 4 3 PNK TEMP FUSE 220 240V 50Hz GRN YEL BLU N BRW L Heat Exchanger Sensor TC Thermo Sensor TA 73 C Single Phase PNK CN31 BLU CN14 CN25 BLU Infrared rays receiver and indication parts Power Cord BLU BLU BLU BLU BLU BLU BLU BLU WHI 1 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6...

Page 16: ...06 1 2 1 2 1 2 1 2 WHI YEL YEL YEL YEL 2 1 4 3 PNK TEMP FUSE 220 240V 50Hz GRN YEL BLU N BRW L Heat Exchanger Sensor TC Thermo Sensor TA 73 C Single Phase PNK CN31 BLU CN14 CN25 BLU Infrared rays receiver and indication parts Power Cord BLU BLU BLU BLU BLU BLU BLU BLU WHI 1 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 BLK WHI GRN YEL INDOOR TERM...

Page 17: ...06 1 2 1 2 1 2 1 2 WHI YEL YEL YEL YEL 2 1 4 3 PNK TEMP FUSE 220 240V 50Hz GRN YEL BLU N BRW L Heat Exchanger Sensor TC Thermo Sensor TA 73 C Single Phase PNK CN31 BLU CN14 CN25 BLU Infrared rays receiver and indication parts Power Cord BLU BLU BLU BLU BLU BLU BLU BLU WHI 1 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 6 5 8 7 9 11 10 1 4 3 2 BLK WHI GRN YEL INDOOR TERM...

Page 18: ...tor MP24GA 12VDC 13 Relay Comp RY01 DI12D1 Rating 20A AC250 V 12VDC 14 Relay Fan RY03 G5N 1A Rating 3A AC250 V 12VDC 15 Relay Solenoide RY04 G5N 1A Rating 3A AC250 V 12VDC 4 2 Outdoor Unit RAS 13UAH E3 No Parts name Type Specifications Output Rated 1100 W 2 poles 1 phase 220 240 V 50Hz 1 Compressor PH170T2 4L2 Winding resistance C R C S at 20 C 2 22 3 04 Output Rated 42 W 6 poles 1 phase 220 240 V...

Page 19: ... JMRA99269 9200 U T 6 8A 90 C OPEN 135 5 C CLOSE 69 11 C No Parts name Type Specifications Output Rated 560W 2poles 1 phase 220 240V 50Hz 1 Compressor PH80T1 4C Winding resistance Ω C R C S at 20 C 4 80 8 37 Output Rated 20W 6poles 1 phase 220 240V 50Hz 2 Fan motor for outdoor HF 240 20B or SKF 240 20B Winding resistance Ω Red Black White Black at 20 C 387 3 or 235 2 466 2 or 260 1 3 Running capac...

Page 20: ...9 Fuse F01 BET6 3A T6 3A 250VAC 10 Varistor R21 R22 15G561K 560 V 12 Louver motor MP24Z 12VDC 13 Relay Comp RY01 DI1U Rating 25A AC250 V 3 48VDC RAS 10UKPX3 RAS 12UKPX3 RAS 07UKPX3 W W TT 10 4 6 Outdoor Unit RAS 13UA E3 No Parts name Type Specifications Output Rated 1100 W 2 poles 1 phase 220 240 V 50Hz 1 Compressor PH225X2C 4FT Winding resistance W C R C S at 20 C 2 35 3 33 Output Rated 30 W 6 po...

Page 21: ...AC 450 V 1 5 F for fan motor 4 Running capacitor DS371256CPNB AC 370 V 25 F for compressor 4 7 Outdoor Unit RAS 13UAX3 RAS 12UAX3 No Parts name Type Specifications Output Rated 1100 W 2 poles 1 phase 220 240 V 50Hz 1 Compressor Winding resistance W C R C S at 20 C 2 35 3 22 Output Rated 30 W 6 poles 1 phase 220 240 V 50Hz 2 Fan motor for outdoor HF 240 30B Winding resistance W Red Black White Blac...

Page 22: ...70V 15µF for compressor 5 Overload relay JMRA99208 9201 U T 4 2A 80 C OPEN 135 5 C CLOSE 69 11 C No Parts name Type Specifications Output Rated 560W 2poles 1 phase 220 240V 50Hz 1 Compressor PH80T1 4C Winding resistance Ω C R C S at 20 C 4 80 8 37 Output Rated 20W 6poles 1 phase 220 240V 50Hz 2 Fan motor for outdoor Winding resistance Ω Red Black White Black at 20 C 3 Running capacitor DS451155CBP...

Page 23: ...Connecting pipe T1 P Refrigerant R22 1 00 kg Æ12 7 Æ6 35 Ambient temp conditions DB WB C Indoor Outdoor Standard 1 84 46 0 High 20 15 7 6 Heating Overload 1 2 00 2 42 52 0 59 0 Low 27 24 18 Low temperature 1 50 38 0 High 20 Standard 0 49 10 0 High 27 19 35 24 Cooling Overload 0 60 15 0 High 32 23 43 26 Low temperature 0 45 2 0 Low 21 15 21 15 Standard pressure P MPaG Surface temp of heat exchanger...

Page 24: ...x 900l Accumulator Evaporator Ambient temp conditions DB WB C Indoor Outdoor Standard 1 65 40 0 High 20 15 7 6 Heating Overload 1 2 00 2 40 52 0 59 0 Low 27 24 18 Low temperature 1 40 35 0 High 20 Standard 0 48 12 0 High 27 19 35 24 Cooling Overload 0 58 15 0 High 32 23 43 26 Low temperature 0 45 5 0 Low 21 15 21 15 Standar d pressure P MPaG Surface temp of heat exchanger inter changing pipe T1 C ...

Page 25: ...6 35 T1 P Refrigerant R 22 0 62 kg Accumulator Evaporator Capillary tube 1 0x800S 2 pcs Standard 1 35 35 0 High 20 7 6 Heating Overload 1 85 49 0 Low 27 24 18 Low temperature 1 10 30 0 High 20 10 10 Standard 0 58 12 0 High 27 19 35 24 Cooling Overload 0 67 16 0 High 32 23 43 26 Low temperature 0 50 2 0 Low 21 15 21 15 Note Measure the heat exchanger temperature at the center of U bend By means of ...

Page 26: ... 21 15 Standard pressure P MPaG Surface temp of heat exchanger interchanging pipe T1 C Fan speed indoor 50Hz Heat exchanger Indoor unit Cross flow fan Cooling Cooling Compressor Condenser Propeller fan Outdoor unit Capillary tube Æ1 7 x 1000l PH225X2C 4FT Cooling Mark means check points of Gas Leak O D 12 7 mm O D 6 35 mm Cooling Packed valve Æ12 7 Packed valve Æ6 35 0 39 m Connecting pipe Æ12 7 0...

Page 27: ...ipe Æ9 52 0 49 m Connecting pipe Æ6 35 T1 P Refrigerant R22 0 65 kg Evaporator Capillary tube Æ1 5 x 1000l Ambient temp conditions DB WB C Indoor Outdoor Standard 0 53 11 0 High 27 19 35 24 Cooling Overload 0 62 16 0 High 32 23 43 26 Low temperature 0 48 5 0 Low 21 15 21 15 Standard pressure P MPaG Surface temp of heat exchanger interchanging pipe T1 C Fan speed indoor 50Hz Note Measure the heat e...

Page 28: ...15 50Hz Fan speed indoor Ambient temp conditions DB WB C Indoor Outdoor Standard pressure P MPaG Surface temp of heat exchanger interchanging pipe T1 C Indoor unit Cross flow fan Cooling Cooling Compressor Condenser Propeller fan Outdoor unit PH80T1 4C Cooling Mark means check points of Gas Leak O D 9 52mm O D 6 35mm Cooling Packed valve 9 52 Packed valve 6 35 0 39m Connecting pipe 9 52 0 49m Conn...

Page 29: ...r Driver Relay RY01 Relay RY03 Relay RY04 220 240 V 50Hz Compressor 4 Way Valve Outdoor Fan Motor Louver Control 3 minutes Delay at Restart for Compressor Processing Temperature Processing Motor Revolution Control Timer Initiallizing Circuit Clock Frequency Oscillator Circuit Thermo Sensor Current Sensor Compressor Current Infrared Rays Signal Reciver REMOTE CONTROL Remote Control Operation START ...

Page 30: ...play Fan Only Sign Display Indoor Fan Motor Louver Motor Louver ON OFF Signal Compressor ON OFF Signal Power Supply Circuit Noise Filter Relay Driver Louver Driver Relay RY01 220 240 V 50Hz Compressor Outdoor Fan Motor Initiallizing Circuit Clock Frequency Oscillator Circuit Louver Control 3 minutes Delay at Restart for Compressor Processing Temperature Processing Motor Revolution Control Timer Th...

Page 31: ...ds transmitted by the remote control and transfers the operation commands to the outdoor unit controller The outdoor unit controller receives operation commands from the indoor unit and operates the outdoor fan motor and the compressor 1 Role of indoor unit controller The indoor unit controller receives the operation commands from the remote control and executes them Temperature measurement at the...

Page 32: ...TE 1 The values marked with 1 are calculated and controlled by the difference in motor speed between M and L Fig 7 2 1 Setting of air flow FAN AUTO 2 The Hi POWER operation cannot be set 7 2 2 Cooling operation MODE button on the remote control is set to the cooling operation 1 The compressor 4 way valve outdoor fan and operation display on the remote control are controlled as shown in Fig 7 2 2 F...

Page 33: ...trol are controlled as shown in Fig 7 2 4 Fig 7 2 4 2 The microcontroller turns the compressor on and off at the regular intervals 4 to 6 minutes While the compressor is turning off the indoor fan motor operates in the SUPER LOW position The pattern of operation depending on the relation between room temperature and preset temperatures is shown in Fig 7 2 5 Fig 7 2 5 3 FAN button on the remote con...

Page 34: ...nd the room temperature at which the automatic operation has started as shown in Fig 7 2 9 The Fan only operation continues until the room temperature reaches a level at which another mode is selected 2 Temporary Auto When the TEMPORARY button on the indoor unit is pushed the preset temperature is fixed at 24 C and the indoor unit is controlled as shown in Fig 7 2 9 From 12 to 25 minutes passed af...

Page 35: ... at normal airflow level 3 Heating operation Heat pump model only The preset temperature increases 2 C The value of the preset temperature on the remote control does not change The indoor unit operates in normal heating mode except the preset temperature is higher 2 C 4 The Hi POWER mode can not be set in Dry or Fan only operation 7 4 High Temperature Limit Control Heat pump model only The microco...

Page 36: ...ting time for the 4th cycle is 10 minutes When the outdoor temperature is very low however the defrost operating time is 10 minutes Fig 7 6 2 DEFROST LAMP During defrost operation the PRE DEF lamp is on and the indoor and outdoor fans are off The compressor start protection timer is inter looked with the PRE DEF lamp So the PRE DEF Lamp is off the fans stop for about 3 minutes after the START STOP...

Page 37: ...KHP E3 RAS 07UKHP E3 Fig 7 7 1 2 Current limit control Heating operation Control is performed as shown in Fig 7 7 2 RAS 13UKHP E3 RAS 10UKHP E3 RAS 07UKHP E3 Fig 7 7 2 Remark This function is available only for heat pump model Cooling models have no a current sensor C T Input current 13 5A 19 2A I4 12 5A 17 8A I3 10A 15 6A I2 9A 15 0A I1 Compressor Outdoor fan More than I4 continues for 3 seconds ...

Page 38: ...o restart function proceed as follows The power supply to the unit must be on the function will not set if the power is off Push the TEMPORARY button located in the center of the front panel continuously for three seconds The unit receives the signal and beeps three times The unit then restarts operating automatically in the event of power supply being accidentally shut down While the filter check...

Page 39: ... to turn off filter check lamp Press FILTER button on the remote control OR push TEMPORARY button on the indoor unit Note If TEMPORARY button is pushed while the filter check lamp is not indicating the indoor unit will start the Automatic Operation Operation Motions Push TEMPORARY button for more The unit is on standby than three seconds The unit starts to operate The orange lamp is on After appro...

Page 40: ...TO RESTART function had been cancelled To set AUTO RESTART again please follow item 7 8 1 7 10 2 How to set Self Cleaning function To set the Self Cleaning function proceed as follows Press TEMPORARY button one time or use remote control to turn on air conditioner The OPERATION display will show in orange color When AUTO RESTART is ON or green color When AUTO RESTART is OFF Hold down the TEMPORARY...

Page 41: ...unit Personal injury and property damage can result if the unit falls Before doing the electrical work attach an approved plug to the power supply cord 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 ...

Page 42: ...mpressor technical process following installation conditions do apply 1 The power connection for the air conditioner has to be done at the main power distribution This distribution has to be of an impedance Normally the required impedance is reached at a 32A fusing point Air conditioner fuse has to be 16A max 2 No other equipment should be connected to this power line 3 For detailed installation a...

Page 43: ...ear left rear right right bottom right or bottom left Right Rear right Bottom right Insulate the refrigerant pipes separately with insulation not together For the rear left and left piping Insert the cushion between the indoor unit and wall and tilt the indoor unit for better operation 1 Installation plate Wall Left Rear left Bottom left 6 mm thick heat resisting polyethylene foam Saddle Do not al...

Page 44: ...ecure the outdoor unit with fixing bolts and nuts if the unit is likely to be exposed to a strong wind Use 8 mm or 10 mm anchor bolts and nuts If it is necessary to drain the defrost water attach drain nipple 9 and cap water proof 10 to the bottom plate of the outdoor unit before installing it Air inlet Air outlet Drain outlet 600 mm 90 mm 125 mm 115 mm 32 5 mm 73 mm 102 mm 310 mm 7 mm 3 0 Q ty On...

Page 45: ... Part No 7 8 9 Others Name Owner s manual Installation manual The part marked with asterisk is packaged with the outdoor unit This model is not equipped with an extension drain hose Option For the extension drain hose use an optionally available RB 821SW or commercially available one Part name Q ty Mounting screw 4 x 25 s x 6 Pan head wood screw 3 1 x 16 s x 2 Drain nipple x 1 For Heat pump model ...

Page 46: ...arest TV set or stereo equipment This is necessary to prevent image disturbances or noise interference The location of the remote control should be determined as shown below Fig 8 4 1 5 m 5 m 45 45 75 7 m 7 m Top view Indoor unit Axial distance Reception range Reception range Remote control Indoor unit Remote control Side view 8 4 2 Cutting a hole and mounting installation plate Cutting a hole Whe...

Page 47: ...unting screws NOTE Secure four corners and lower parts of the installation plate with 4 to 6 mounting screws to install it Installation plate Keep horizontal direction 8 4 3 Electrical work 1 The supply voltage must be the same as the rated voltage of the air conditioner 2 Prepare the power source for exclusive use with the air conditioner CAUTION This appliance can be connected to the mains in ei...

Page 48: ...ate bushing and air inlet grille on the indoor unit CAUTION Be sure to refer to the wiring system diagram labeled inside the front panel Check local electrical cords and also any specific wiring instructions or limitations For RAS 13 10 07UKHP Fig 8 4 5 Stripping length of the connecting cable Fig 8 4 6 Earth line Connecting cable Terminal cover Screw Cord clamp Terminal block about 15 cm Screw Sc...

Page 49: ...heat insulator Fig 8 4 11 How to fix the drains cap 1 Insert hexagonal wrench 4 mm in a center head Fig 8 4 12 2 Firmly insert drains cap Fig 8 4 13 CAUTION Firmly insert the drain hose and drain cap otherwise water may leak In case of right or left piping After scribing slits of the front panel with a knife or a making off pin cut them with a pair of nippers or an equivalent tool Fig 8 4 14 In ca...

Page 50: ...ut off the insulating tape wound on the connecting pipe to avoid double taping at the joint moreover seal the joint with the vinyl tape etc Since dewing results in a machine trouble make sure to insulate both the connecting pipes Use polyethylene foam as insulating material When bending a pipe carefully do it not to crush it Installation plate Auxiliary pipes Indoor unit Connecting cable 8 4 5 Ind...

Page 51: ...our neighbors A place which is not exposed to a strong wind A place free of a leakage of combustible gases A place which does not block a passage When the outdoor unit is to be installed in an elevated position be sure to secure its feet An allowable length of the connecting pipe is up to 10 m RAS 07 10UA or 15 m RAS 12 13UA An allowable height level is up to 5 m RAS 07 10UA or 6 m RAS 12 13UA A p...

Page 52: ...ing VACUUM PUMP 4 Check gas leak connected points Flare nut Half union Externally threaded side Internally threaded side Flare at indoor unit side Flare at outdoor unit side Mark line Outer dia Tightening torque of copper pipe 6 35 16 to 18 1 6 to 1 8 kgf m 9 52 30 to 42 3 0 to 4 2 kgf m 12 70 50 to 62 5 0 to 6 2 kgf m 90 Outer dia A of copper pipe Rigid Imperial 6 35 0 5 to 1 0 1 0 to 1 5 9 52 0 ...

Page 53: ... pipes of the air conditioner when the pump stops 1 Connect the charge hose from the manifold valve to the service port of the gas side packed valve 2 Connect the charge hose to the port of the vacuum pump 3 Open fully the low pressure side handle of the gauge manifold valve 4 Operate the vacuum pump to start evacuating Perform evacuating for about 15 minutes if the piping length is 20 meters 15 m...

Page 54: ...F or 245 IEC66 2 0 mm2 or more 8 6 How to Set Remote Control Selector Switch When two indoor units ae installed in seperated rooms there is no need to change the selector switch Remote control selector switch When two indoor units are installed in the same room or the adjacent two rooms they may be controlled simultaneously with a single remote control To prevent this set either unit and its remot...

Page 55: ...cel the Auto Restart follow the steps described in the section Auto Restart Function of the Owner s Manual Valve stem cap connection Service cap connection Valve cover 2 Set the remote control selector switch with the remote control 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 56: ...ating operation starts 6 The outdoor fan motor stops in the Heating operation 7 The compressor is not turned on even though the room temperature is in the range that the compressor is turned on 8 The operation mode changes in the Automatic operation 9 The Fan only operation continues in the Automatic operation 10 The Hi POWER operation does not work No Operation of air conditioner Descriptions The...

Page 57: ... 5Hz E OPERATION lamp is blinking 5Hz F OPERATION and TIMER lamps are blinking 5Hz G OPERATION TIMER and PRE DEF or FAN ONLY for cooling only model lamps are blinking Table 9 3 2 Diagnosis by detective operation The remote control does not work The outdoor fan does not rotate Turn off the power supply once then turn it on Try to operate the remote control The compressor operates The compressor doe...

Page 58: ...with a code the indoor unit will beep once Pi and the display of the remote control will change as follows Check the unit with all 35 check codes 00 to 22 as shown in Table 9 4 1 Press TIMER 9 button to change the check code backwards If there is a fault the indoor unit will beep for 10 seconds Pi Pi Pi Note the check code on the display of the remote control 2 digits alphanumeric will be indicate...

Page 59: ...or 2 If it is OK check P C board 1 Check heat thermal fuse is blow or not Terminal block part 2 If the thermal fuse is not blow check indoor fan motor Refer to trouble shooting flow charts Replace P C borad 1 Check connective cable correct if wiring is wrong 2 Check thermal fuse and Terminal blocks 3 If it is OK check P C board 1 If overload relay and themostat for compres sor are OK check refrige...

Page 60: ...YES YES YES YES YES NO NO NO NO NO Does the thermal fuse blow Under PF Terminal Wrong wiring of AC cord or connecting cable is defective Replace the thermal fuse set Check connection Is the indication voltage DC12V or 5V of main P C board correct Does the CN14 connector the wrong connecting P C board is defective Replace the main P C board Is the voltage across C50 measured DC12V 15V Refer to the ...

Page 61: ... or connecting cable is defective Replace the thermal fuse set Check connection Is the indication voltage DC12V or 5V of main P C board correct Does the CN14 connector the wrong connecting P C board is defective Replace the main P C board Is the voltage across C50 measured DC12V 15V Refer to the paragraph Pre check or defective circuit before power P C board block Is the secondary voltage of trans...

Page 62: ...oard Checking Procedure Connect the AC Power supply Does the OPERATION lamp blink Is it wired as shown in Figure below Return the wiring of the power relay is returned to the normal procedure To the paragraph of No Power turns on YES NO NO YES RAS 10UKHP E3 RAS 07UKHP E3 RAS 13UKHP E3 ...

Page 63: ...S Does the power turn on by pushing the START STOP button of the remote control Is AC 220 240V supplied between terminal block 1 2 Relays RY01 or IC31 or IC30 is failure Replace the P C board Is cable connection between indoor and outdoor units correct Correct cabling between indoor and outdoor units Does the OPERATION lamp blink See Power can not be turned on RAS 13UKP E3 RAS 10UKP E3 RAS 07UKP E...

Page 64: ...oard Is cable connection between indoor and outdoor units correct Correct cabling between indoor and outdoor units Is the voltage across the outdoor terminal 1 2 AC 220 240V Cables between indoor and outdoor units are defective Are all the cords for compressor normal Re wire or replace the defective cords Is the compressor motor winding normal Check the winding resistor Compressor is defective Is ...

Page 65: ...y model AC 220 240V Relays RY03 or IC31 or IC30 is failure Replace the P C board Is cable connection between indoor and outdoor units correct Correct cabling between indoor and outdoor units Is the voltage across the terminal 2 4 Heat pump model 1 2 Cooling only model AC 220 240V Cables between indoor and outdoor units are defective Are all the cords for outdoor fan motor normal Correct the wire o...

Page 66: ...ower can not be turned on Is the voltage across the indoor terminal 2 3 220 240V Relays RY04 or IC31 or IC30 is failure Replace the P C board Is cable connection between indoor and outdoor units correct Correct cabling between indoor and outdoor units Is the voltage across the outdoor terminal 2 3 220 240V Cables between indoor and outddor units are defective Is the wiring of solenoid coil for 4 w...

Page 67: ...le and power cord Change the setting of cooling to high fan Does the cross flow fan rotate normally Repair the bearing of the fan Thermal fuse operated due to prevent temperature rising cause of incompleted connecting Shut off the power supply Turn on the power supply Does the fan speed become higher Operation stops Motor control circuit failure IC30 IC03 T01 or 12V power circuit failure Q33 Repla...

Page 68: ...etting of cooling to hight fan Does the cross flow fan rotate normally Repair the bearing of the fan Thermal fuse operated due to prevent temperature rising cause of incompleted connecting Shut off the power supply Turn on the power supply Does the fan speed become higher Operation stops Motor control circuit failure IC30 IC03 TT 10 or 12V power circuit failire IC31 Replace the P C board Is the ro...

Page 69: ...tting the temporary switch of the air conditioner main unit to TEST RUN or TEMPORARY AUTO Can any signal tone be heard in a trasistor radio when transmitting within 5 cm distance from the radio P C board is failure Replace P C board Is operation possible when the transmitter is moved nearer to the infrared sinnal receiver of the air conditioner Battery life Replace the batteries Reset the remote c...

Page 70: ...rs on the P C board hold the Whole housing Do not pull at the lead wire 2 Inspection procedres 1 When a P C board is judged to be defective check for disconnection burning or discolora tion of the copper foil pattern or this P C board 2 The P C board consists of the following 2 parts a Main P C board part power relay indoor fan motor drive circuit and control circuit C P U and peripheral circuits ...

Page 71: ... GND Between pin 11 of IC31 and GND 2 Between No 1 and 2 of connect ing cable terminal block AC 220 240V 1 All indicators light for 3 sec 2 Indicators do not indicate normally after approximate 3 sec 1 Compressor does not operate 2 OPERATION lamp blinks 1 Compressor does not operate 2 OPERATION lamp blinks 1 Motor does not rotate The key operation is accepted 2 The Motor rotates but it vibrates to...

Page 72: ... Motor rotates but it vibrates too much Shut off the power supply and remove the P C board assembly from the electronic parts base Remove the connecting cable from the terminal block Remove the connector for the motor and turn the power on If the OPERATION lamp blinks 0 5 sec ON 0 5 sec OFF when the power turning on the checking points described as 1 4 of right column are not necessary to perform ...

Page 73: ...emperature 0 C 10 C 20 C 25 C 30 C Resistance value 33 8 20 35 12 59 10 00 7 99 kΩ PRESET FAN MODE Hi POWER ON OFF SET CLR ECO AUTO TIMER CLOCK CHECK RESET FILTER FIX SWING MEMO START STOP 17 17 1 2 A B AUTOA 9 6 4 How to set cancel the self cleaning function The self cleaning function is set from a factory To cancel this function should keep press the temporary switch for 20 seconds till can hear...

Page 74: ...move the screw from the LED unit Then remove the LED unit and the electrical part box from the main unit How to mount the electrical part 1 To put back the electrical part box lock it to the upper hook of the back body 2 Tighten the screws on the electrical part box 3 Connect the 3 connectors and arrange the wiring same as original condition and then tighten the screw from the LED unit to the back...

Page 75: ...arate the fan and the fan motor Notice To assemble cross flow fan and fan motor to the unit please turn the fan motor unit the center of its terminal meets the lowest point of band motor R point A Fix the cross flow fan with the set screw at the position where the gap between the back body and the right surface of the cross flow fan is 6 mm 1 Remove the front panel electrical part horizontal louve...

Page 76: ...rews 4 x 22L and disconnect the connecting cable 4 Remove the upper cabinet 4 Screws 4 x 10L Pulling out upword 5 Remove the front cabinet 3 Screws 4 x 10L Pull the front right portion toward you and remove it pulling out upward 10 2 Outdoor Unit 1 Common procedure No Part name Procedures Remarks Cord clamp 3 Screws Ø4 x10L 2 Screws Ø4 x 22L Electric parts cover Packed valve cover Upper cabinet Fr...

Page 77: ...and Capacitor for fan motor Capacitor for Compressor 1 Perform the common procedure 1 2 Remove the fixing screw and the capacitor band 1 Screw 4 x 8L for 10k 13k 3 Disconnect the lead wires 1 Perform the common procedure 1 2 Remove the fixing screw 1 Screw 4 x 10L 3 Disconnect the lead wires 2 Capacitor for compressor 3 Capacitor for fan motor RAS 10K 13K RAS 07K 1 Screw 4 x 10L for 07k ...

Page 78: ...T69004 TC Sensor 10kΩ 25 C 404 43T69005 Sensor Thermostat 10kΩ 25 C 405 43T69079 P C Board ASSY WRS LED MCC 861 Location Part Description No No 406 43T69364 Fuse Temperature 73 C 410 43T62003 Cord Clamp 43T69384 P C Board RAS 10UKHP E3 P C Board RAS 13UKHP E3 43T69385 P C Board RAS 07UKHP E3 43T69383 411 411 For Heat pump model 402 43T60002 Terminal Block 3P ...

Page 79: ...0kΩ 25 C 405 43T69079 P C Board ASSY WRS LED Location Part Description No No 406 43T69364 Fuse Temperature 73 C 410 43T62003 Cord Clamp 43T69366 P C Board RAS 13UKP E3 UKPX3 43T69367 MCC 861 411 411 P C Board RAS 10UKP E3 UKPX3 402 43T60002 Terminal Block 3P For Cooling model P C Board RAS 07UKP E UKPX3 43T69365 411 P C Board RAS 12UKPX3 43T69359 411 Transformer 43T69361 412 ...

Page 80: ...Holder Sensor 216 43T49302 Plate of EVA Seal 217 43T49006 Holder Plate EVA Seal Location Part Description No No 218 43T79302 Guide Drain 219 43T22002 Bearing 220 43T39301 Base Bearing 221 43T20302 Cross Flow Fan 222 43T39302 Band Motor L 223 43T21338 Motor Fan SKF 220 20 4A 1 AC 220 240 V 224 43T39303 Band Motor R 225 43T82301 Plate Installation 226 43T69309 Remote Controller Wireless WH H2UE Heat...

Page 81: ...T46019 Valve packed 12 7 Dia 13 43T47331 Bonnet 6 35 Dia 14 43T47333 Bonnet 12 7 Dia Location Part Description No No 15 43T03303 Fixing plate valve 16 43T47011 1 5ID 17 43T41764 18 Compressor PH170T2 4L2 19 43T47324 Bolt compressor M6 20 43T49008 Cushion rubber 21 43T52310 Packed valve cover assembly 22 43T55304 Capacitor Plastic film 35µF 370V 23 43T55314 Capacitor Plastic film 1 5µF 450V 24 43T6...

Page 82: ...lve packed 6 35 Dia 12 43T00347 Valve packed 9 52 Dia 13 43T47331 Bonnet 6 35 Dia 14 43T47332 Bonnet 12 7 Dia Location Part Description No No 15 43T03303 Fixing plate valve 16 43T47011 1 5ID 17 43T41400 18 Compressor PH120T1 4C 19 43T47325 Bolt compressor M6 20 43T49001 Cushion rubber 21 43T52310 Packed valve cover assembly 22 43T55305 Capacitor Plastic film 25µF 370V 23 43T55314 Capacitor Plastic...

Page 83: ...51 Nut flange 10 43T46311 Condenser assembly 11 43T46019 Valve packed 6 35 Dia 12 43T47331 Valve packed 12 7 Dia Location Part Description No No 13 43T47333 Bonnet 12 7 Dia 14 43T63303 Finxing plate valve 15 43T47014 Capillary tube 1 7 Dia 16 43T41348 Compressor PH225X2C 4FT 17 43T47324 Bolt compressor M6 18 43T49008 Cushion rubber 19 43T52310 Packed valve cover assembly 20 43T00396 Upper cabinet ...

Page 84: ...ondenser assembly 11 43T00347 Valve packed 6 35 Dia 12 43T47331 Valve packed 9 52 Dia Location Part Description No No 13 43T47332 Bonnet 9 52 Dia 14 43T63303 Finxing plate valve 15 43T47011 Capillary tube 1 5 Dia 16 43T41339 Compressor PH102T1 4CH 17 43T47325 Bolt compressor M6 18 43T49001 Cushion rubber 19 43T52310 Packed valve cover assembly 20 43T00395 Upper cabinet assembly 21 43T55305 MF Capa...

Page 85: ...3T41351 Nut flange 10 43T46311 Condenser assembly 11 43T46019 Valve packed 6 35 Dia 12 43T47331 Valve packed 12 7 Dia Location Part Description No No 13 43T47333 Bonnet 12 7 Dia 14 43T63303 Finxing plate valve 15 43T47014 Capillary tube 1 7 Dia 16 43T41348 Compressor PH225X2C 4FT 17 43T47324 Bolt compressor M6 18 43T49008 Cushion rubber 19 43T52310 Packed valve cover assembly 20 43T00396 Upper cab...

Page 86: ...ndenser assembly 11 43T00347 Valve packed 6 35 Dia 12 43T47331 Valve packed 9 52 Dia Location Part Description No No 13 43T47332 Bonnet 9 52 Dia 14 43T63303 Finxing plate valve 15 43T47011 Capillary tube 1 5 Dia 16 43T41339 Compressor PH102T1 4CH 17 43T47325 Bolt compressor M6 18 43T49001 Cushion rubber 19 43T52310 Packed valve cover assembly 20 43T00395 Upper cabinet assembly 21 43T55305 MF Capac...

Page 87: ... 1 2 DIA 08 43T00347 Valve Packed 9 52 DIA 09 43T47332 Bonnet 9 52 DIA 10 43T46311 Valve Packed 6 35 DIA 11 43T47331 Bonnet 6 35 DIA Location Part Description No No 13 43T47001 Nut Flange 14 43T19312 Handle 15 43T49001 Cushion Rubber 18 43T41304 Compressor PH80T1 4C 19 43T62305 Packed Valve Cover 20 43T00394 Upper Cabinet Coating Assembly 21 43T63301 Fixing Plate Valve 22 43T42313 Base Coating Ass...

Page 88: ... 09 43T47332 Bonnet 9 52 DIA 10 43T46311 Valve Packed 6 35 DIA 11 43T47331 Bonnet 6 35 DIA Location Part Description No No 13 43T47001 Nut Flange 14 43T19312 Handle 15 43T49001 Cushion Rubber 16 43T63001 Holder Ol Relay 19 43T62305 Packed Valve Cover 20 43T00394 Upper Cabinet Coating Assembly 21 43T63301 Fixing Plate Valve 22 43T42314 Base Coating Assembly 23 43T55305 Capacitor Plastic Film 25µF 3...

Page 89: ... 75 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 ...

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