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Toshiba RAS-07UAX-T2 Service Manual Download Page 12

FILE NO. SVM-02003

– 11 –

4.  SPECIFICATION OF ELECTRICAL PARTS

4-1. Indoor Unit

4-2. Outdoor Unit (RAS-13UAX-T2)

No.

Parts name

Type

Specifications

Output (Rated) 1100W, 2poles, 1 phase, 220 – 240V, 50Hz

1

Compressor

RM5515FNE96

Winding resistance (

Ω

)

C-R

C-S

(at 20°C)

2.43

3.78

Output (Rated) 42W, 6poles, 1 phase, 220 – 240V, 50/60Hz

2

Fan motor (for outdoor)

HF-240-42B

Winding resistance (

Ω

)

Red-Black

White-Black

(at 20°C)

176.2

290.5

3

Running capacitor

DS451205BPQA

AC 450V, 2.0µF

(for fan motor)

4

Running capacitor

DS371306CPNB

AC 370V, 30µF

(for compressor)

5

Overload relay

LAAO00A

U/T: 9.0A (80°C), OPEN: 135±5°C, CLOSE: 75±11°C

No.

Parts name

Type

Specifications

1

Fan motor (for indoor)

MMF-240-20-4A-1

AC Motor with 135°C thermo fuse

2

Thermo sensor (TA-sensor)

———

10k

Ω

 at 25°C

3

Switching transformer (T01)

SWT-47

4

Microcontroller unit (IC30)

TMP87CM40AN-2C67

5

Heat exchanger sensor

———

10k

Ω

 at 25°C

(TC-sensor)

6

Line filter (L01)

LC*SS11V-06270

27mH, 600mA

7

Bridge rectifier (DB01)

D3SBA60

4A, 600V

8

Capacitor (C02)

KMH400VSSN47M22S 47µF, 400V

9

Fuse (F01)

TSCR6.3A

T6.3A, 250VAC

10

Varistor (R21, R22)

15G561K

560V

11

Resistor (R01)

RF-2TK5R6

5.6

Ω

, 2W

12

Louver motor

MP24GA

12VDC

13

Relay (Comp., RY01)

DI12D1

Rating 20A/AC250V, 12VDC

Summary of Contents for RAS-07UAX-T2

Page 1: ... MANUAL AIR CONDITIONER SPLIT WALL TYPE FILE NO SVM 02003 RAS 13UKPX T2 RAS 13UAX T2 RAS 10UKPX T2 RAS 10UAX T2 RAS 07UKPX T2 RAS 07UAX T2 RAS 13UKX RAS 13UAX RAS 10UKX RAS 10UASX 10 13 Class Apr 2002 07 Class ...

Page 2: ... RAS 10UAX T2 RAS 10UASX 4 5 Outdoor Unit RAS 07UAX T2 5 REFRIGERATION CYCLE DIAGRAM 5 1 RAS 13UKPX T2 RAS 13UAX T2 5 2 RAS 10UKPX T2 RAS 10UAX T2 5 3 RAS 07UKPX T2 RAS 07UAX T2 5 4 RAS 13UKX RAS 13UAX 5 5 RAS 10UKX RAS 10UASX 6 CONTROL BLOCK DIAGRAM 6 1 RAS 13UKPX T2 RAS 13UAX T2 RAS 10UKPX T2 RAS 10UAX T2 RAS 07UKPX T2 RAS 07UAX T2 6 2 RAS 13UKX RAS 13UAX RAS 10UKX RAS 10UASX 7 OPERATION DESCRIP...

Page 3: ...rol Check Code 9 5 Troubleshooting Flowcharts 9 6 Troubleshooting for Remote Control Including The Indoor P C Board 10 PARTS REPLACEMENT 10 1 Indoor Unit 10 2 Outdoor Unit RAS 13UAX T2 RAS 13UAX 10 3 Outdoor Unit RAS 10UAX T2 10 4 Outdoor Unit RAS 07UAX T2 RAS 10UASX 11 EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy 11 2 Indoor Unit RAS 13UKPX T2 RAS 10UKPX T2 RAS 07UKPX T2 11 3 Indoo...

Page 4: ...nnection type Flare connection pipe Maximum length m 15 1 10 1 15 1 10 1 One way Maximum height m 6 5 6 5 difference INDOOR RAS 13UKPX T2 RAS 10UKPX T2 RAS 07UKPX T2 RAS 13UKX RAS 10UKX 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 630 570 630 Air volume Medium fan m3 h 550 490 460 550 490 Low fan m3 h 4...

Page 5: ...low RAS 10UKPX T2 RAS 10UAX T2 Refrigerant RAS 07UKPX T2 RAS 07UAX T2 RAS 10UKX RAS 10UASX 1 No need to charge 15m or less 10m or less refrigerant Temperature Condition JIS C9612 1994 Cooling Indoor unit inlet air temperature DB 27 C WB 19 C Outdoor unit inlet air temperature DB 35 C WB 24 C RAS 13UKX T2 RAS 13UAX T2 RAS 13UKX RAS 13UAX ...

Page 6: ...changer Knock out system 6 60 275 790 48 208 48 48 26 45 190 40 32 64 590 320 620 235 235 215 215 90 90 275 45 150 150 160 160 120 80 53 6 60 Hanger Hanger Hanger Hanger Hanger Drain hose 0 54m Connecting pipe 0 43m 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 ...

Page 7: ... 90 150 150 160 160 26 32 45 40 190 275 45 235 120 53 Hanger Hanger Hanger Hanger Hanger Drain hose 0 54m Connecting pipe 0 43m Flare 6 35 Connecting pipe 0 33m For 07 10 series Flare 9 52 For 13 series Flare 12 7 For stud bolt 8 10 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 ...

Page 8: ...h 8 5 8 5 342 100 or more 100 or more 600 or more 600 or more Installation dimension 600 Air inlet Air outlet 8 6 hole for fixing outdoor unit Liquid side Flare 6 35 Gas side Flare 12 7 120 11x14 hole 6 hole R10 600 Detail Drawing 50 36 A A 4 11x14 hole for 8 10 anchor bolt 600 100 130 780 90 59 27 Fan guard 420 Z View Z 4x 11x14 Long holes for 8 10 anchor bolt ...

Page 9: ...00 R10 50 36 25 216 230 11x14 Hole 6 Hole Handle 11 525 530 5 268 Fan guard 420 770 59 89 200 11 12 Electric parts cover Z 54 62 Access for charging 250 Z View 600 45 or more Air inlet 600 or more Minimum distance of the wall 4 11x14 Long holes 400 or more Air outlet Center port 230 100 or more Air inlet Visible outline of the product A Detail Drawing Mounting dimension of anchor bolt 268 770 59 8...

Page 10: ...5 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 12 7 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 11: ... BLK C BLK BLK GRN YEL CHASSIS RED FAN MOTOR OVER LOAD RELAY R S YEL 135 GRY BRW BLK WHI RED CN01 CN03 THERMO SENSOR TA HEAT EXCHANGER SENSOR TC CN10 CN11 AC FAN MOTOR BLK BLK 1 3 5 1 3 5 2 4 2 4 6 6 1 3 5 1 3 5 1 2 1 2 3 3 1 1 2 2 BLK BLK 1 1 2 2 BROWN RED WHITE YELLOW BLUE BLACK GRAY PINK ORANGE GREEN GREEN GRN YELLOW BRW RED WHI YEL BLU BLK GRY PNK ORN GRN YEL COLOR IDENTIFICATION BLU BLU BLU B...

Page 12: ...r DS371306CPNB AC 370V 30µF for compressor 5 Overload relay LAAO00A U T 9 0A 80 C OPEN 135 5 C CLOSE 75 11 C No Parts name Type Specifications 1 Fan motor for indoor MMF 240 20 4A 1 AC Motor with 135 C thermo fuse 2 Thermo sensor TA sensor 10kΩ at 25 C 3 Switching transformer T01 SWT 47 4 Microcontroller unit IC30 TMP87CM40AN 2C67 5 Heat exchanger sensor 10kΩ at 25 C TC sensor 6 Line filter L01 LC...

Page 13: ... for compressor 5 Overload relay LAAO00A U T 9 0A 80 C OPEN 135 5 C CLOSE 75 11 C No Parts name Type Specifications Output Rated 800W 2poles 1 phase 220 240V 50Hz 1 Compressor Winding resistance Ω C R C S at 20 C 2 159 3 899 Output Rated 750W 2poles 1 phase 220 240V 50Hz Winding resistance Ω C R C S at 20 C 3 88 5 06 Output Rated 30W 6poles 1 phase 220 240V 50Hz 2 Fan motor for outdoor HF 240 30B ...

Page 14: ...ance 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 Winding resistance Ω Red Black White Black at 20 C 387 3 466 2 3 Running capacitor DS501155BPQA AC 500V 1 5µF for fan motor 4 Running capacitor DS371156CPNB AC 370V 15µF for compressor 5 Overload relay JMRA99269 9200 U T 4 2A 80 C OPEN 135 5 C CLOSE 69 11 C ...

Page 15: ...door Outdoor Standard pressure P MPaG Surface temp of heat exchanger interchanging pipe T1 C 5 REFRIGERATION CYCLE DIAGRAM 5 1 RAS 13UKPX T2 RAS 13UAX T2 Heat exchanger Indoor unit Cross flow fan Cooling Cooling Compressor Condenser Propeller fan Outdoor unit Capillary tube 1 7x500S RM5515FNE96 Cooling Mark means check points of Gas Leak O D 12 7mm O D 6 35mm Cooling Packed valve 12 7 Packed valve...

Page 16: ...Connecting pipe 9 52 0 49m Connecting pipe 6 35 T1 P Refrigerant R 22 0 85 kg Evaporator Capillary tube 1 5x1200S Note Measure the heat exchanger temperature at the center of U bend By means of TC sensor Standard 0 58 13 0 High 27 19 35 24 Cooling Overload 0 64 17 0 High 32 23 43 26 Low temperature 0 39 2 0 Low 21 15 21 15 50Hz Fan speed indoor Ambient temp conditions DB WB C Indoor Outdoor Standa...

Page 17: ...speed indoor Ambient temp conditions DB WB C Indoor Outdoor Standard pressure P MPaG Surface temp of heat exchanger interchanging pipe T1 C Heat exchanger Indoor unit Cross flow fan Cooling Cooling Compressor Condenser Propeller fan Outdoor unit Capillary tube 1 5x1200S 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 Con...

Page 18: ...eed 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 PH160T2 4L2 Cooling Mark means check points of Gas Leak O D 12 7mm O D 6 35mm Cooling Packed valve 12 7 Packed valve 6 35 0 39m Connecting pipe 12 7 0 49m Connecting pipe ...

Page 19: ... pipe 9 52 0 49m Connecting pipe 6 35 T1 P Refrigerant R 22 0 65 kg Evaporator Capillary tube 1 5x1400S Accumulator Note Measure the heat exchanger temperature at the center of U bend By means of TC sensor Standard 0 52 13 0 High 27 19 35 24 Cooling Overload 0 65 18 0 High 32 23 43 26 Low temperature 0 40 3 0 Low 21 15 21 15 50Hz Fan speed indoor Ambient temp conditions DB WB C Indoor Outdoor Stan...

Page 20: ...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 Thermo Sensor Infrared Rays Signal Reciver Remote Control Operation START STOP Operation Mode Selection A...

Page 21: ...in Unit Control Panel M C U Functions Operation Display Timer Display Filter Sign Display 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 Resta...

Page 22: ...are mounted in the outdoor unit The air conditioner is mainly controlled by the indoor unit controller The controller operates the indoor fan motor based upon commands 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...

Page 23: ...th a constant air flow NOTE 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 outdoor fan and operation display on the remote control are controlled as shown i...

Page 24: ...per Low Preset temp ON 3 2 1 0 OFF Outdoor fan OPERATION display Compressor ON 6min OFF 4min ON 5min OFF 5min OFF ON 6min OFF 4min ON 5min OFF 5min Room temp Preset temp 7 2 4 Automatic operation MODE button on the remote control is set to the automatic operation 1 One of 2 operations Cooling Fan only is selected according to difference between the preset temperature and the room temperature at wh...

Page 25: ...cording to the current operation 2 Cooling operation The preset temperature drops 3 C The value of the preset temperature on the remote control does not change If the difference between the preset temperature and the room temperature is big the horizontal louver moves to the Hi POWER position automatically Then when the difference between them gets smaller the horizontal louver returns automatical...

Page 26: ... 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 Operation Motions Push ...

Page 27: ... 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 28: ... place which cannot bear the weight of the unit Personal injury and property damage can result if the unit falls Before doing the electrical work attach 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 imm...

Page 29: ...pressor 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 ac...

Page 30: ...821SW Hook 170 mm or more The auxiliary piping can be connected the left rear 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 600 mm or more Extension drain hose Opt...

Page 31: ...ne foam 6 mm thick Putty PVC tapes Secure 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 Air inlet Fixing bolt arrangement of outdoor unit RAS 07UAX T2 RAS 10UASX Fig 8 3 1 RAS 13UAX T2 RAS 13UAX Fig 8 3 3 Air outlet Air inlet RAS 10UAX T2 Fig 8 3 2 Air outlet Air outlet Air inlet 500 mm 97 mm 60 mm 275 mm 60...

Page 32: ...r x 1 Zeolite filter x 1 Purifying filter x 1 Part No 4 5 6 Part name Q ty Mounting screw 4 x 25 s x 6 Pan head wood screw 3 1 x 16 s x 2 Part No 7 8 The part marked with asterisk are equipped for RAS 13UKPX T2 RAS 10UKPX T2 RAS 07UKPX T2 Option For the extension drain hose use an optionally available RB 821SW or commercially available one Others Name Owner s manual Installation manual ...

Page 33: ...el to be opened CAUTION Direct sunlight to the indoor unit s wireless receiver should be avoided The microprocessor in the indoor unit should not be too close to RF noise sources For details see the owner s manual Remote control A place where there are no obstacles such as a curtain that may block the signal from the indoor unit Do not install the remote control in a place exposed to direct sunlig...

Page 34: ...e 7 mounting 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 Model RAS 13UKPX T2 RAS 10UKPX T2 RAS 07UKPX T2 RAS 13UKX RAS 10UKX Power source 50 Hz 220 240 V Single phase 50 Hz 220 V Single phase For Thai models only Maximum 12A 7 5A 5A running current Plug socket 16A fuse rating Power ...

Page 35: ...nel remove the power cord connect cover and the cord camp 5 Connect and secure the power supply cord and secure the cord camp and the power connect cover 6 Put the power supply cord through the notch 7 Be sure to smooth the notch with a file etc Fig 8 4 5 Fig 8 4 6 Stripping length of the connecting cable Fig 8 4 7 NOTE Use standard wire only Wire type H07 RN F or more Taking out the power cord Fi...

Page 36: ... rear panel so that it protrudes about 15 cm from the front 5 Insert the connecting cable fully into the terminal block and secure it tightly with screws 6 Tightening torque 1 2 N m 0 12 kgf m 7 Secure the connecting cable with the cord clamp 8 Fix the terminal cover rear plate bushing and air inlet grille on the indoor unit CAUTION Be sure to refer to the wiring system diagram labeled inside the ...

Page 37: ...eat insulator Fig 8 4 14 How to fix the drains cap 1 Insert hexagonal wrench 4 mm in a center head Fig 8 4 15 2 Firmly insert drains cap Fig 8 4 16 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 17 In cas...

Page 38: ...t 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 6 Indo...

Page 39: ... 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 07UA RAS 10UA or 15 m RAS 13UA An allowable height level is up to 5 m RAS 07UA RAS 10UA or 6 m RAS 13UA ...

Page 40: ... depending on the conditions 90 Roughness Warp Obliquity A Die Pipe Tightening torque of flare pipe connections Fig 8 5 4 For RAS 10UASX RAS 07UAX T2 Fig 8 5 5 Fig 8 5 6 Use a wrench to secure Unit N m Flare nut Half union Use a torque wrench to tighten Externally threaded side CAUTION KEEP IMPORTANT 4 POINTS FOR PIPING WORK 1 Take away dust and moisture Inside of the connecting pipes 2 Tight conn...

Page 41: ... meters assuming a pump capacity of 27 liters per minute Then confirm that the compound pressure gauge reading is 101 kPa 76 cmHg 5 Close the low pressure side valve handle of gauge manifold 6 Open fully the valve stem of the packed valves both sides of Gas and Liquid 7 Remove the charging hose from the service port 8 Securely tighten the caps on the packed valves Fig 8 5 7 Service port Valve core...

Page 42: ...ted firmly NOTE Wire type H07 RN F or 245 IEC 66 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 ...

Page 43: ... 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 1 Load the remote control with the batteries 2 Press the CHECK button using something with sharp point The preset temperature on the remote control changes to 00 3 Press the MO...

Page 44: ... The product was shipped with Auto Restart function in the off position Turn it on as required How to set the auto restart Press and hold the TEMPORARY button for about 3 seconds After 3 seconds the electronic beeper makes three short beeps to tell you the Auto Restart has been selected To cancel the Auto Restart follow the steps described in the section Auto Restart Function of the Owner s Manual...

Page 45: ...tion 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 Auto matic 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 OPERATION...

Page 46: ...F OPERATION and TIMER lamps are blinking 5Hz G OPERATION TIMER and PRE DEF or FAN ONLY or cooling only model lamps are blinking H OPERATION TIMER and PRE DEF or FAN ONLY or 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 contro...

Page 47: ...r the check code is 5 is 6 is A is B is C is D This illustration is only for RAS 13UKPX T2 RAS 10UKPX T2 and RAS 07UKPX T2 2 Press TIMER 8 button If there is no fault with a code the indoor unit will beep once Pi and the display of the remote control will change as follows 00 01 02 1d 1E 22 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 c...

Page 48: ...cted abnormal Indicated when detected abnormal Indicated when detected abnormal 1 Check thermo sensor 2 If it is OK check P C board 1 Check heat exchanger sensor 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 i...

Page 49: ...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 PC board correct Does the CN13 connector the wrong connecting P C board is defective Replace the main P C board Is the voltage across C02 measured DC310V 340V Refer to the paragraph Pre check or de...

Page 50: ...nect 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 1 2 N L Indoor terminal block Power terminal block Black White Blue Brown RY01 P C board CN31 ...

Page 51: ... be turned on NO NO NO NO YES YES YES YES 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 ...

Page 52: ...oard Is cable connection between indoor and outdoor units correct Correct cabling between indoor and outdoor units Is the voltage across the indoor 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 t...

Page 53: ...nal 1 2 AC 220 240V 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 Is the voltage across the terminal 1 2 AC 220 240V Cables between indoor and outdoor units are defective Are all the cords for outdoor fan motor normal Correct the wire or replace the defective cords Is the ou...

Page 54: ...g cable and power cord Change the setting 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 T01 or 12V power circuit failire D03...

Page 55: ...he air conditioner main unit to TEST RUN or TEMPORARY AUTO Can any signal tone be heard in a trasistor radio when transmitting within 5cm 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 Short circuit the metal terminal at the side of th...

Page 56: ... circuit C P U and peripheral circuits buzzer drive circuit and buzzer b Infrared rays receive and indication parts Infrared rays receiver unit and LED 9 6 1 How to check the P C board 1 Operating precautions 1 When removing the front panel or the P C board be sure to shut off the power supply 2 When removing the P C board hold the edge of the P C boed and do not apply force to the parts 3 When co...

Page 57: ...2V Between pin 10 of IC31 and 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 Mot...

Page 58: ...cil 2 Then press START STOP button to transmit the signal to the indoor unit Table 9 6 2 Approximate resistance value of thermo sensor Temperature 0 C 10 C 20 C 25 C 30 C Resistance value 35 8 20 7 12 6 10 0 7 92 kΩ PRESET FAN MODE Hi POWER ON OFF SET CLR ECO AUTO TIMER CLOCK CHECK RESET FILTER FIX SWING MEMO START STOP 17 1 2 A B AUTOA ...

Page 59: ...FILE NO SVM 02003 58 Top View Bottom View 9 6 3 P C Board Layout ...

Page 60: ...e 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 2 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 61: ...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 4 mm 1 Remove the front panel electrical part horizontal louve...

Page 62: ...he capacitor band 1 Screw 4 x 10L 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 1 Perform the common procedure 1 2 Remove the terminal cover of compressor 3 Remove the overload relay holder and pull up the overload relay 4 Disconnect the lead wires 10 2 Outdoor Unit RAS 13UAX T2 RAS 13UAX 1 Common procedure 2 Capa...

Page 63: ...1 2 Remove the fixing screw and the capacitor band 1 Screw 4 x 8L 3 Disconnect the lead wires 1 Perform the common procedure 1 2 Remove the fixing screw 3 Disconnect the lead wires 1 Perform the common procedure 1 2 Remove the terminal cover of compressor 3 Remove the overload relay holder and pull up the overload relay 4 Disconnect the lead wires 10 3 Outdoor Unit RAS 10UAX T2 1 Common procedure ...

Page 64: ... 1 Perform the common procedure 1 2 Remove the fixing screw and the capacitor band 1 Screw 4 x 10L 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 wire 1 Perform the common procedure 1 2 Remove the terminal cover of compressor 3 Remove the overload relay holder and pull up the overload relay 4 Disconnect the lead wires 10...

Page 65: ... 404 43T69005 Sensor Thermostat 10kΩ 25 C 405 43T69079 P C Board ASSY WRS LED MCC 861 406 43T60077 Fuse Temperature 77 C Location Part Description No No 410 43T62003 Cord Clamp 412 43T69076 P C Board RAS 10UKX RAS 10UKPX T2 414 43T69078 P C Board RAS 13UKX RAS 13UKPX T2 416 43T69324 P C Board RAS 07UKPX 412 RAS 10UKX RAS 10UKPX T2 414 RAS 13UKX RAS 13UKPX T2 416 RAS 07UKPX 410 403 402 404 406 402 ...

Page 66: ...Location Part Description No No 215 43T19302 Holder Sensor 216 43T49302 Plate of EVA Seal 217 43T49006 Holder Plate EVA Seal 218 43T79302 Guide Drain 219 43T22002 Bearing 220 43T39301 Base Bearing 221 43T20302 Cross Flow Fan 222 43T39302 Band Motor L 223 43T21322 Motor Fan MMF 240 20 4A 1 AC 220 240V 224 43T39303 Band Motor R 225 43T82301 Plate Installation 226 43T69307 Remote Controller Wireless ...

Page 67: ...15 43T19302 Holder Sensor Location Part Description No No 216 43T49302 Plate of EVA Seal 217 43T49006 Holder Plate EVA Seal 218 43T79302 Guide Drain 219 43T22002 Bearing 220 43T39301 Base Bearing 221 43T20302 Cross Flow Fan 222 43T39302 Band Motor L 223 43T21322 Motor Fan MMF 240 20 4A 1 AC 220 240V 224 43T39303 Band Motor R 225 43T82301 Plate Installation 226 43T69308 Remote Controller Wireless W...

Page 68: ... 13 43043599 Condenser 14 43T43016 Condenser Sub Location Part Description No No 15 43T46311 Valve Packed 6 35 16 43T46019 Valve Packed 12 7 17 43T47020 Bonnet 6 35 DIA 18 43T47018 Bonnet 12 7 DIA 19 43T47029 ASM PV CAP 20 43T47014 Tube Capillary 1 7 DIA 21 43T41306 Compressor RM5515FNE96 AC 22 43T97001 NUT W FW 23 43T49008 Cushion Rubber 24 43045082 Dryer 26 43T54301 Relay Over Load 27 43T55306 M...

Page 69: ... 10 43T00347 Valve Packed 9 52 11 43T47021 Bonnet 9 52 DIA Location Part Description No No 12 43T21323 Motor Fan 13 43T47001 Nut Flange 14 43T19005 Handle 15 43T49001 Cushion Rubber 16 43T19002 Guard Stopper 18 43T54303 Relay Over Load 19 43T41316 Compressor RM5510GNE94 AC 20 43045073 Dryer 21 43T55305 MF Capacitor 25µF 370V 22 43T55022 MF Capacitor 1 5µF 500V 23 43T60006 Terminal 3P 11 5 Outdoor ...

Page 70: ...3043599 Condenser 15 43T46311 Valve Packed 6 35 Location Part Description No No 16 43T46019 Valve Packed 12 7 17 43T47020 Bonnet 6 35 DIA 18 43T47018 Bonnet 12 7 DIA 19 43T47029 ASM PV CAP 20 43T47014 Tube Capillary 1 7 DIA 21 43041762 Compressor PH160T2 4L2 AC 22 43T97001 NUT W FW 23 43T49008 Cushion Rubber 24 43T47322 Strainer 26 43T54301 Relay Over Load 27 43T55304 MF Capacitor 35µF 370V 28 43T...

Page 71: ...ndle 15 43T49001 Cushion Rubber 16 43T63001 Holder OL Relay 11 7 Outdoor Unit RAS 10UASX RAS 07UAX T2 Location Part Description No No 17 43T54303 Relay Over Load RAS 10UASX 17 43T54302 Relay Over Load RAS 07UAX T2 18 43T41402 Compressor PH120T1 4C RAS 10UASX 18 43T41304 Compressor PH80T1 4C RAS 07UAX T2 19 43T62305 Cover Packed Valve 20 43T00364 Cabinet Upper 21 43T63301 Fixing Plate Valve 22 43T4...

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