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AIR CONDITIONER

1. POWER SUPPLY ry BR yy BLU BLK 15 220 AN n 2 50Hz 4 2 S Heat exchanger pog CNO7 a 0801 WP 018 TIT t Heat exchanger cnot o OD R64 2174 18 ov Sensor TC gt gt i E RIOT cH p ARDS 2 YEL Pe VI ET Zz Switching power supply Le Thermo sensor at c r QX2 DC 5V O Voltage regulator CN11 5 808 R62 R63 DSA 2121 GRY oA del 313 BRU E X 005 4 AC motor ok y 88 lt 5 BLU mu 32 Fan motor 5 8 Wl WP 017 Temp fuse 73 C x2 GRN amp YEL INDOOR _ TERMINAL B BLOCK INDOOR OUTDOOR nuper suse RU D eti s TERMINAL OUTDOOR BLOCK G CHASSIS CAPACITOR CAPACITOR mt 1r FAN MOTOR abi COMPRESSOR OVERLOAD RELAY ATN 2 NS Qu RED WHI el N G7 FILE NO SVM 09029 4 SPECIFICATION OF ELECTRICAL PARTS 4 1 Indoor Unit RAS 10SKHP ES Parts name Specifications Fan motor for indoor AFN 220 20 4D AC Motor with 145 C thermo fuse Thermo sensor TA sensor 10kQ at 25 C Micro power module M01 uRM1260V M
2. 1 Ti LOUVER Y INFRARED RAYS RECEIVE THERMAL FUSE MOTOR AND INDICATION PARTS e CN25 10209J41516X718 1X2 1314 5X6 7X8 ggg al sl a daz 514131211 112 3141516178 _ _ 21 CNO4 1271 11231415678 14 BLK CNO7 P04 N SG01 R22 Micro BRW DSA VARISTOR DCSV Voltage Power L a e Regulator K N DC12V GRN amp YEL D 3 6 250VAC du N CN31 09 T SINGLE PHASE us 00 d R319 220 240V 50 60Hz 222 C01 C02 gt I X RYO1 gt 4 001 4 Togs 101 e IC35 BLK T E 102 MAIN P C BOARD p DA WP 015 BLK K RY03 p hu RYO4 WHI CRO2 2 C13 L n CN10 51 13 1 10203 y 3 3 j 215 GRY CN27 CN01 ZU HIS 112 oOo X mm A RED 172 THERMO 1 2 515 42 SENSOR TA M42 SENSOR TC 3 mm Bye Ht x x x Be AC FAN MOTOR x 22 INDOOR d s E TERMINAL 5 2 Q g BLOCK E INDOOR I OUTDOOR OUTDOOR TERMINAL BLOCK CHASSIS BLK ee SOLENOID COIL OVER LOAD RELAY RED CAPACITOR BLK RED WHI BLK NU RED COMPRESSOR EE 7 N MOTO BE CAPACITOR WHI FILE NO SVM 09029 3 2 RAS 10SKP ES RAS 10SA ES
3. Front panel Air inlet Air filter Heat exchanger 739 195 N te cN J I 8 o Air outlet Knock out system Knock out system B CHE Ea CHE 60 55 449 Wireless remote controller 104 39 499 133 41 Tm 4 T T T TT T RI pe 63 26 l Remote controller holder 290 Connecting pipe 0 37m Drain hose 0 5m Flare 26 35 Hanger Connecting pipe 0 37m Flare 9 52 606 235 235 For stud bold 2 8 10 215 215 For stud bold 2 6 Hanger 26 6 zt Ho Eee Q To ef S 5 ofo o a feo E Pam 90 140 105 wawapaq 2 25100 pase soga ER rr 0 0 22 na n 9 38 Hanger Hanger 5 90 135 145 145 135 90 Installation plate outline Center line 0 R15 2 2 Outdoor Unit 28 108 600 is 86 P f li 320 A detail Drawing Back leg 1 Q6 hole R5 5 I FAN GUARD 436 550 275 290 25 Drain d 2 011 x 14 Hole For 28 4210 anchor bolt TOSHIB FILE NO SVM 09029
4. PE p Cooling compressor PA108X1C 4FZDN Capillary tube B 01 5x1100 Heat exchan diio Refri f gt lt gerant 8 _ _ _ _ Outdoor unit Cooling Mark means check points of Gas Leak Ambient temp conditions DB WB Outdoor Standard pressure MPaG Surface temp of heat exchanger interchanging pipe T1 C Fan speed indoor Indoor Standard 0 95 Cooling Note 10 5 High 27 19 35 24 Overload 1 12 16 0 High 32 23 43 26 Low temperature 0 71 2 0 Low 21 15 e Measure the heat exchanger temperature at the center of U bend By means of TC sensor 12 21 15 FILE NO SVM 09029 6 CONTROL BLOCK DIAGRAM 6 1 RAS 10SKHP ES RAS 10S2AH ES Heat Exchange sensor Thermo Sensor Current Sensor Compressor Current Infrared Rays Signal Reciver Functions e Louver Control e 3 minutes Delay at Restart for Compressor Initiallizing Circuit e Motor Revolution Control Clock Frequency eres Oscillator Circuit 9 Temperature Processing e Timer Signal Signal Signal 1 Power Supply Compressor Louver Circuit ON OFF ON OFF ON OFF ON OFF 1 Noise Filter RY01 RY03 P L x 2
5. SLEEP SWING FIX Hi POWER ECO E 2 Alphanumeric characters used for the check codes 5 is 5 156 H is A h is B isC d is D b i H 1 1 ONE TOUCH MODE e 1 i 1 LI T a LI 1 Press CHECK button with a tip of pencil to set the remote controller to the service mode is indicated on the display of the remote controller Press or OFFA button If there is no fault with a code the indoor unit will beep once Beep and the display of the remote controller will change as follows gt gt gt ii ic a id I The TIMER indicator of the indoor unit flashes continuously 5 times per 1 sec e Check the unit with all 52 check codes to as shown in Table 11 4 1 Press ONY or OFFY button to change the check code backward DON If there is a fault the indoor unit will beep for 10 seconds Beep Beep Beep Note the check code on the display of the remote controller 2 digits alohanumeric will be indicated on the display All indicators on the indoor unit will flash 5 times per 1 sec Press CLR button After service finish for clear service code in memory e is indicated the display of the remote control Press 5 button to release the service mode e The displa
6. B Display 00 Display oe Fig 8 6 2 FILE NO SVM 09029 8 7 Others 8 7 1 Gas leak test Valve cover Valve stem cap connection Service cap connection Fig 8 7 1 e Check the flare nut connections valve stem cap connections and service port cap connections for gas leak with a leak detector or soap water 8 7 2 Test operation To switch the TEST RUN COOL mode press RESET button for 10 sec The beeper will make a short beep RESET button Fig 8 7 2 8 7 3 Auto restart setting This product is designed so that after a power failure it can restart automatically in the same operating mode as before the power failure The product was shipped with Auto Restart function in the off position Turn it on as required lt How to set the auto restart gt e Press and hold the RESET button for about 3 seconds After 3 seconds the electronic beeper makes three short beeps to tell you the Auto Restart has been selected e To cancel the Auto Restart follow the steps described in the section Auto Restart Function of the Owner s Manual 47 FILE NO SVM 09029 9 TROUBLESHOOTING CHART 9 1 Troubleshooting Procedure Follow the details of 9 2 Basic Check Items If there is no trouble corresponding to 9 2 check whether or not there are faulty parts follo
7. COVER PV IN 320 342 n Electrical part cover r ndi b 3 Liquid side THI Flare 6 35 4 Gas side Flare 29 52 d Sed w d Z View Service port Z 2 R5 5x17L UShape For 8 10 anchor bolt 600 45 or more l Airintlel y ES 600 or more s 2 _ _ _ Z Air outlel K 100 or more Y 200 On more 2 11x14 Long holes For 8 10 anchor bolt Installation dimension FILE NO SVM 09029 3 WIRING DIAGRAM 3 1 RAS 10SKHP ES RAS 10S2AH ES
8. the room temperature is in the range that the compressor is turned off The compressor is not turned off even though The compressor has a function that it is not turned off for 3 minutes after it is turned on even though the room temperature is in the range that the compressor is turned off though the thermo control is operated in the Dry operation The compressor is not turned on and off even In the Dry operation the compressor is turned on and off automatically at the regular intervals independent of the thermo control The outdoor fan motor stops in the Heating operation When the indoor heat exchanger temperature is high the outdoor fan motor is stopped by the high temperature limit control operation the room temperature is in the range that the compressor is turned on The compressor is not turned on even though The compressor is not turned on in the restart delay timer 3 minutes timer operation It is also not turned on after the power supply is turned on because of this timer operation The operation mode changes in the Automatic operation In Automatic operation the room temperature is detected all time for control fan speed and the operation mode is changed every 15 minutes according to difference between the room temperature and the preset temperature The Fan only operation continues in the Automatic operation When the room temperature is in the range Preset temperature 1 C
9. lt Stripping length of connecting cable gt For RAS 10S2AH ES Terminal block 100 mm 10 Earth line Terminal screw 10 mm N E Connecting EE 50 mm cable Cord clamp Fig 8 5 9 For RAS 10SA ES Earth line Connecting N cable Cord clamp Fig 8 5 10 CAUTION e Wrong wiring connection may cause some electrical parts burn out Be sure to comply with local codes on running the wire from indoor unit to outdoor unit size of wire and wiring method etc x Every wire must be connected firmly E NOTE e Wire type H07 RN F or 245 IEC66 2 0 mm or more 46 FILE NO SVM 09029 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 lt Remote control selector switch gt e 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 remote control to B setting Both units are set to A setting before shipment e The remote control signal is not recived when the indoor unit setting is different from the remote control one lt Remote control A B Selection gt To separate using of remote control for each indoor unit in case of 2 air conditioner ar
10. While the filter check indicator is on the RESET button has the function of filter reset betton 2f FILE NO SVM 09029 7 14 2 How to Cancel the Auto Restart Function To cancel auto restart function proceed as follows Repeat the setting procedure the unit receives the signal and beeps three times The unit will be required to be turned on with the remote controller after the main power supply is turned off When the system is on stand by not operating Operation Motions Press RESET button for more than three seconds Less than 10 seconds Press RESET button for more than three seconds Less than 10 seconds RESET button The unit is on standby 2 unit starts to operate The green indicator is on L After approx three seconds The unit beeps three times and continues to operate If the unit is not required to operate at this time press RESET button once more or use the remote controller to turn it off The unit is in operation The green indicator is on 2 The unit stops operating The green indicator is turned off After approx three seconds The unit beeps three times If the unit is required to operate at this time press RESET button once more or use the remote controller to turn it on 7 14 3 Power Failure During Timer Operation When the unit is turned off because of power failure d
11. Does the fuse F01 blow NO Does the thermal YES Wrong wiring of Replace the fuse blow AC cord or connecting Under PF Terminal cable is defective thermal fuse set Check connection Is the indication voltage DC12V or 5V of main P C board correct NO YES Does the CN14 connector the wrong connecting Replace the main P C board Re wiring the cable NO Replace Fan motor and P C board P C board is defective Is the voltage across C63 measured DC310V 340V Refer to the paragraph Pre check or defective circuit before power board block YES Shut off the power Is the voltage d Is the voltage across C66 Supp y once an across C66 measure DC12V disconnecting the motor measure DC12V connector CN11 Replace P C board Be sure to disconnect the motor connector CN10 after shut off the power supply or it will be a cause of damage of the motor 53 FILE NO SVM 09029 9 5 2 Power can not be turned on after replacing indoor P C board lt Checking Procedure gt Connect the AC Power supply Does the OPERATION lamp blink YES isitaviradcas shown Return the wiring of the in Figure below power relay is returned to the normal procedure YES To the paragraph of No Power turns on RAS 10SKP ES Black White Indoor Terni
12. NO YES Is the voltage across the indoor terminal Q 4 Heat pump model 1 Cooling only model AC 220 240V YES NO Is cable connection between indoor NO and outdoor units correct YES Is the voltage across the terminal Heat pump model O Cooling only model AC 220 240V YES NO Are all the cords for outdoor NO fan motor normal YES Is the outdoor fan motor winding normal NO Check the winding resistance YES I NO Is the capacitor for compressor normal YES Outdoor fan motor is defective FILE NO SVM 09029 See Power can not be turned on See Power can not be turned on Cooling only Relays RY01 or Q02 or IC30 is failure Heating Relays RY03 or Q25 or IC30 is failure Correct cabling between indoor and outdoor units Cables between indoor and outdoor units are defective Correct the wire or replace the defective cords Outdoor fan motor is defective Capacitor for outdoor fan motor is defective 57 Replace the board FILE NO SVM 09029 9 5 7 Only the indoor fan does not operate lt Check procedure gt Shut off the power supply once Turn on the power supply Does the fan stop in no operating status YES Control board is defective Replace the board Start the operation with low fan setting in
13. One Touch Indicates when one touch comfort is activated Press one touch button to start the operation Swing Indicates when louver is swing Press swing button to start the swing operation and press it again to stop the swing operation FILE NO SVM 09029 7 2 Outline of Air Conditioner Control Turning off the compressor and outdoor fan when the outdoor unit receives the shutdown command e Defrost control in heating operation Temperature measurement by the indoor heat exchanger and control for the four way valve and the outdoor fan motor Heat pump Model This is a fixed capacity type air conditioner which uses a AC motor for an indoor fan The AC motor drive circuit is mounted in the indoor unit And electrical parts which operate the compressor and the outdoor fan motor 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 7 2 1 Louver control remote control and transfers the operation commands 1 Vertical air flow louver to the outdoor unit controller Position of veritcal air flow louver is automatically The outdoor unit receives operation commands from controlled according to the operation mode the indoor unit and operates the outdoor fan motor Besides position of vertical air flow louver can be and the compressor arbitrarily set by pressing FIX button 1 Rol
14. 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 An allowable height level is up to 5 m A place where the drain water does not raise any problem ES 1 Install the outdoor unit without anything blocking the air discharging 2 When the outdoor unit is installed in a place exposed always exposed to strong wind like a coast or on a high storey of a building secure the normal fan operation using a duct or a wind shield 3 In particularly windy areas install the unit such as to avoid admission of wind 4 Installation in the following places may result in trouble Do not install the unit in such places A place full of machine oil A saline place such as the coast A place full of sulfide gas A place where high frequency waves are likely to be generated as from audio equipment welders and medical equipment x Fig 8 5 1 8 5 2 Refrigerant piping connection 1 Cut the pipe with a pipe cutter fub qd 5 Fig 8 5 2 2 Insert a flare nut into the pipe and flare the pipe e Projection margin in flaring A Unit mm Fig 8 5 3 Rigid Clutch type FILE NO SVM 09029 Unit Outer dia of copper pipe Tightening torque 26 35 16 to 18 1 6 to 1 8 kgf m 9 52 30 to 42 3 0 to 4 2 kgf m Tightening torque
15. the Fan only operation is selected The Hi POWER operation does not work This operation does not work when the unit is in the Dry operation or Fan only operation 48 FILE NO SVM 09029 9 3 Primary Judgement 9 3 2 Failure diagnosis The indoor unit diagnoses the operation condition and 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 e Temperature measurement at the air outlet of the indoor heat exchanger by the indoor temperature sensor e Temperature setting of the indoor heat exchanger by the heat exchanger sensor Louver motor control Indoor fan motor operation control LED display control Transferring of operation commands to the outdoor unit 9 3 1 Role of indoor unit controller Table 9 3 1 OPERATION lamp is blinking 1Hz Power failure when the power supply is turning on OPERATION lamp is blinking 5Hz OPERATION lamp is blinking 5Hz OPERATION lamp is blinking 5Hz Indoor fan motor lock or failure OPERATION lamp is blinking 5Hz Indoor P C board failure OPERATION and TIMER lamps are blinking Wrong wiring of connecting cable 5Hz OPERATION and TIMER lamps are blinking Cycle failure e Gas shortage or other refrigerant cycle trouble e Heat exchanger sensor open break or short e Overload relay or thermostat troubl
16. 25 C Switching transformer ST 02 Microcontroller unit IC30 TMP87CM40ANG 6P68 Heat exchanger sensor TC sensor Line filter L01 LC SS11V R06270 27mH 600mA Capacitor C27 EKMH401VSN470MP20S 47uF 400 V Fuse F01 BET6 3A 6 3A 250VAC Varistor R62 R63 SR561K14DL 560V Resistor R64 RF 2TK5R6 5 60 2W Louver motor MP24ZCT 12VDC Relay Comp RYO1 G4A 1A E CA Rating 20A AC250 V 12VDC 10kQ at 25 4 4 Outdoor Unit RAS 10SA ES Parts name Specifications Output Rated 750W 2poles 1 phase 220 240V 50Hz Compressor PA108X1C 4FZDN Winding resistance Q C R C S at 20 3 75 4 75 Output Rated 20W 6poles 1 phase 220 240V 50Hz Fan motor for outdoor SKF 240 20B Winding resistance Q Red Black White Black at 20 C 235 2 260 1 Running capacitor for fan motor DS451155NPQB AC 450V 1 5 LF Running capacitor B3233215256J063 AC 450V 25 uF for compressor Overload relay LPAP960B U T 6 1A 80 C Open 135 5 Close 78 11 10 FILE NO SVM 09029 5 REFRIGERATION CYCLE DIAGRAM 5 1 RAS 10SKHP ES RAS 10S2AH ES T1 lndoorunit Heat exchanger 1 Cooling c 0 39m T 0 49m Connecting pipe Connecting pipe 28 52 lt Cross flow fan gt V O D 9 52mm 10 D
17. 3 9 When FAN button is set to LOW LOW MED MED or HIGH the motor operates with a constant air flow o Preset 0 temp 0 5 pm A Poa 5 0 5 5 FAN AUTO Room temp Preset temp 1 Fan speed M L x 1 4 L 2 Fan speed M L x 2 4 L 9 Fan speed M L x 3 4 L Calculated with inear approximation from M and L 4 The ECO and Hi Power operations can not be set Fig 7 3 9 9 3 The indoor heat exchanger restricts revolving speed of the fan motor to prevent a cold draft The upper limit of the revolving speed is shown in Fig 7 3 10 and Table 7 3 2 Tc 46 34 45 33 Line approximate 33 21 and SUL with 32 20 A 4 A 4 A 4 4 _ Fan speed MANUAL in starting Fan speed AUTO in stability No limitation while fan speed MANUAL mode is in stability A When Tsc gt 24 A is 24 and when Tsc lt 24 Ais Tsc Tsc Set value Fig 7 3 10 Cold draft preventing control Table 7 3 2 5 6 Starting period Stabilized period From 12 to 25 minutes passed after starting the unit and room temperature is between preset temperature and 3 C lower than preset temperature 25 minutes or more passed after starting the unit e Up until 12 minutes passed after starting the unit From 12 to 25 minutes passed after starting the unit and room temperature is 3 C lower than preset temperature Ro
18. 6 35mm 7 Packed valve Packed valve Z A 4 9 52 26 35 mmp gt A 1 s ee A Heating Coolin W 9 4 way valve Capillary tube 1 5 1200 Heating Cooling compressor PA108X1C 4FZDN 4 o Refrigerant 1 a cem Propeller fan RA10A 0 78kg _ Cooling Outdoor unit Mark means check points of Gas Leak lt Heating Ambient temp Standar d Surface temp of heat Fan speed conditions DB WB pressure exchanger inter changing indoor C MPaG ipe C pipe Indoor Outdoor Standard 2 95 43 5 High 20 15 7 6 Heating Overload 3 70 57 0 Low 27 24 18 Low temperature 2 40 32 0 High 20 10 10 Standard 0 93 10 5 High 27 19 35 24 Cooling Overload 1 08 15 0 High 32 23 43 26 Low temperature 0 69 2 0 Low 21 15 21 15 Note Measure the heat exchanger temperature at the center of U bend By means of TC sensor FILE NO SVM 09029 5 2 RAS 10SKP ES RAS 10SA ES 1 Indoor unit Heat exchanger 19 0 39m 0 49m i Connecting pipe O Connecting pipe 29 52 lt Cross flow fan gt wer O D 9 52mm O D 6 35mm Packed valve Packed valve m 29 52 26 35 PK P
19. FIXING PLATE VALVE VALVE PACKED 6 35 DIA VALVE PACKED 9 52 DIA BONNET 6 35 DIA BONNET 9 52 DIA CAPILLARY TUBE 1 5 DIA FRONT CABINET LEFT CABINET RIGHT CABINET ASSEMBLY MOTOR FAN PROPELLER FAN 71 43 47001 43 19329 43T04301 43T39333 43T39318 43T19330 43T00460 43T96305 43T62325 43T19331 43T54303 43T61308 43T55349 43T55325 43T60367 FILE NO SVM 09029 Description NUT FLANGE FAN GUARD PARTITION MOTOR BASE CONNECTION PLATE MOTOR BASE PACKED VALVE COVER UPPER CABINET ASSEMBLY BUSHING ELECTRIC PART COVER FIN GUARD RELAY OVERLOAD ELECTRIC PARTS BASE MF CAPACITOR CAPACITOR PLASTIC FILM TERMINAL 2P TOSHIBA CARRIER THAILAND CO LTD 144 9 MOO 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND
20. cool operation Does connecting terminal connecting cable or power supply cord completely Does not found the short wire about connecting cable and power cord Does AC 120V or higher voltage apply to between red and black lead of fan motor Does the fan rotate YES Shut off the power supply Repair the Thermal fuse operated Does the cross flow due to prevent bearing of ae fan rotate normally the fan temperature rising cause YES of incompleted connecting Change the setting of cooling to hight fan Turn on the power supply Motor control circuit failure Cooling ICO3 or 008 Heating IC35 or Q17 or 12V power circuit failure Replace the P C board Operation stops Does the fan speed become higher YES Is the rotation signal DC 5V O0V output between 2 gray lead wire and 3 brown lead wire of the motor connector CN11 when rotating Replace the fan motor the cross flow fan by hand in no operating status 1 pulse one turn Replace connecting the cable or power cord thermal fuse and terminal block Replace the control 58 FILE NO SVM 09029 9 6 Troubleshooting for Remote Control Including the Indoor P C Board Push the button Does the transmission indicator blink There is no been from the indoor unit The operation lamp of the air conditioner main unit does not
21. fan motor 67 FILE NO SVM 09029 11 EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy Location NM Location N Description Description o 43T60378 TERMINAL 43T69612 DISPLAY UNIT 43T60394 TERMINAL 43T60077 FUSE TEMPERATURE 73C 43 69371 SENSOR HEAT EXCHANGER 43T62003 CORD CLAMP 43750314 SENSOR THERMOSTAT 43769626 PC BOARD For 10SKHP ES For 10SKHP ES 43769714 PC BOARD For 10SKP ES 43769005 SENSOR THERMOSTAT 43760379 TERMINAL For LOSKP ES _ 68 11 2 Indoor Unit Location No 43700478 43709434 43703358 43780317 43709392 43770313 43779301 43721402 43744387 43747353 43747355 43711317 43719333 43749329 43749006 Description FRONT PANEL ASSY GRILLE OF AIR INLET BACK BODY ASSY AIR FILTER HORIZONTAL LOUVER HOSE DRAIN CAP DRAIN For 10SKHP ES MOTOR STEPPING REFRIGERATION CYCLE ASSY PIPE SUCTION PIPE SUCTION PIPE SHIELD HOLDER SENSOR PLATE OF EVA SEAL HOLDER FOR PLATE Location No 69 43 22312 43739323 43720323 43739324 43739321 43721409 43782309 43769615 43769616 43783003 43762326 43760317 43707311 NO SVM 09029 Electric Parts Assembly Description BEARING ASSY MOLD BEARING BASE ASSY CROSS FLOW FAN MOTOR BAND LEFT MOTOR BAND RIGHT FAN MOTOR INSTALLATION PLATE REMOTE CONTROLLER WIRELESS For 10SKHP ES REMOTE CONTROLLER WIRELESS For 10SKP ES HOLDER RE
22. front panel A knife will produce splinters so use nippers g 5 2 E 2 Changing V Die cutting o 6 gt c 2 Changing drain hose For leftward connection bottom leftward connection and rear leftward connection s piping it is necessary to change the drain hose and drain cap How to remove the drains cap Clip drain cap by needle nose plier and pull out la n Fig 8 4 8 How to install the drain hose Firmly insert drain hose connecting part until hitting on a heat insulator Heat insulator Fig 8 4 9 FILE NO SVM 09029 How to fix the drains cap 1 Insert hexagonal wrench 4 mm in a center head Fig 8 4 10 2 Firmly insert drains cap No gap 2 Do not apply lubricating oil refrigerant machine oil when lt inserting the drain cap Application causes deterioration and drain leakage of the plug Insert a hexagon wrench 4 mm Fig 8 4 11 Firmly insert the drain hose and drain cap otherwise water may leak n 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 12 n case o
23. minutes 2 The maximum defrost operating time is 6 minutes The defrost operating time for the 4th cycle is 10 minutes When the outdoor temperature is very low however the defrost operating time is 10 minutes 24 minutes minutes minutes minutes 4 4 gt at re 2 2 4 8S oO c c c o o T Q 3E a X Max 6 minutes A minutes P 1 cycle Fig 7 6 2 In case of gt 1 The heating operation is performed for at least 90 minutes 2 The defrost operating time is 10 minutes 7 6 3 Ending condition at defrost operation 1 When the compressor current becomes 8 0A or more during defrost operation the defrost operation stops and the heating operation restarts The current sensor detects the compressor current 2 The defrost operation continues for at most 6 minutes or 10 minutes 22 NO SVM 09029 FILE NO SVM 09029 7 7 Current Limit Control 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 sensor C T Input current Compressor
24. motor terminal Base bearing 1 Remove the front panel electrical part horizontal louver heat exchanger and the cross flow fan following procedure 5 2 Remove the 2 screws fixing the base bearing 3 Remove the bearing from the base bearing If the housing protrudes from the base bearing put the housing in position and attach the bearing to the base bearing 2 Screws FILE NO SVM 09029 10 2 Outdoor Unit Part name Procedures Remarks Common 1 Stop the operation of air conditioner and 7 procedure disconnect the power cord from the AC supply Remove packed valve cover and Electric parts cover 2 5 24 x 101 Remove the cord clamp 2 Screws 4 x 161 A x10 and disconnect the connecting cable Remove the upper cabinet 5 Screws 4 101 Pulling out upword i Remove the front cabinet 8 Screws 24 x 101 Pull the front right portion toward you and remove it pulling out upward Packed valve cover 9 Upper gt cabinet Front cabinet Capacitor for 1 Perform the common procedure 1 277 Capacitor band compressor 2 Remove the fixing screw and the capacitor band 1 Screw 24 x 101 3 Disconnect the lead wires Capacitor for 1 Perform the common procedure 1 fan motor 2 Remove the fixing screw and the capacitor band 1 Screw 24 x 10L 3 Disconnect the lead wires Capacitor for
25. the dry operation 1 The compressor 4 way valve outdoor fan and operation display lamp are controlled as shown in FILE NO SVM 09029 7 3 4 Heating operation MODE button on the remote control is set to the heating operation RAS 10SKHP ES Fig 7 3 6 1 The compressor 4 way valve outdoor fan and operation display lamp are controlled as shown in B Fig 7 3 8 f E ot z LL o zu zu C de 5 oo ee a E Ei a2 OFF Sil ON Preset 0 E zu Zu temp T OO OO gt 5 x OFF joFF 9 Preset 0 temp 5 E 0 5 LES S MES E d d ON ON ols rs E Za 51215 no 2 5 215 los E o ES o gt 5 gt al gt 0 Fig 7 3 6 8 a 2 2 The microprocessor turns the compressor on and Fig 7 3 8 off at the regular intervals 4 to 6 minutes While the compressor is turning off the indoor fan motor 2 When FAN button is set to AUTO the indoor fan 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 3 7 Room temp Preset temp 1 Preset temp Compressor Outdoor fan Indoor fan 3 FAN button on the remote control is set to AUTO only Super Low Fig 7 3 7 motor operates as shown in Fig 7
26. the indoor heat exchanger temperature to prevent the indoor heat exchanger from freezing The compressor and outdoor fan motor are controlled as shown in Fig 7 5 1 and 7 5 2 RAS 10SKHP ES RAS 10SKP ES Heat exchanger temperature Compressor Outdoor fan ON Less than 2 C continues for 5 minutes OFF Fig 7 5 1 FILE NO SVM 09029 7 6 Defrost Operation Heat pump model only During the heating operation the outdoor heat exchanger temperature goes down and sometimes it is frozen In this case the air conditioner stops the heating operation and starts the defrost operation to melt ice 7 6 1 Condition to start the defrost operation The defrost operation starts whichever below conditions are satisfied 1 When the cumulative compressor operating time is longer than 40 or 90 minutes and difference between the indoor heat exchanger temperature and the room temperature is less than the specified value This value is decided by the microprocessor Control example is shown in Fig 7 6 1 In case of B or C the defrost operation starts 2 When the current limit control or the high temperature limit control is performed for total of 90 minutes WN Cumulative compressor operating time Indoor heat exchanger temp Room temp Fig 7 6 1 Indoor fan speed M 7 6 2 Defrost operation time control lt In case of B gt 1 The heating operation is performed for at least 40
27. which the time of the restart delay timer is shortened 1 All indicators light for 3 sec 2 Indicators do not indicate normally after approximate 3 sec Defective indicator or poor housing assembly CN14 Make the operation status by pressing once the 0 button 1 The time of the restart delay timer is shortened 2 Cool operation 3 Air volume AUTO 4 Make the setting temperature lower enough than room temperature 5 Continuous operation 1 Compressor does not operate 2 OPERATION lamp blinks 1 The temperature of the indoor heat exchanger is abnomally lower 2 Poor contact of the heat exchanger sensor The connector is disconnected 01 3 Heat exchanger sensor main P C board are defective Refer to Table 9 6 2 for the judgment of defective resistance values 4 Main P C board is defective The status of No 5 is continued and make the following condition 1 Heat operation 2 Make the setting temperature higher enough than room temperature 1 Compressor does not operate 2 OPERATION lamp blinks 1 The temperature of the heat exchanger is abnormally high 2 The heat exchanger sensor connector has short circuit CNO1 3 The heat exchanger sensor is defective Refer to Table 9 6 2 for the judgment of defective resistance values 4 P C board is defective Turn the power on after connecting the motor connector Start the operation with the followin
28. 029 8 3 Installation 8 3 1 Optional installation parts Part Parts name Code Refrigerant piping One A Liquid side 26 35 mm Bach Gas side 89 52 mm B Pipe insulating material 4 polyethylene foam 6 mm thick C Putty PVC tapes One each Fixing bolt arrangement of outdoor unit 108 mm WIEN 125 mm 28 mm Air inlet e d Ys NA E gf E ii ri 252 Air outlet 90 mm 600 mm Drain outlet Fig 8 3 1 e Secure the outdoor unit with fixing bolts and nuts if the unit is likely to be exposed to a strong wind e Use 28 mm or 210 mm anchor bolts and nuts e lf itis 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 34 FILE NO SVM 09029 8 3 2 Accessory and installation parts ue Part name Q ty n Part name Q ty ut Part name Q ty D e Remote control holder x 1 Mounting screw 24 x 25 0 x 6 8 ATINI Others Name Owner s manual Installation manual 25 Cap water proof x 2 For Heat pump model only part marked with asterisk is packaged with the outdoor unit 8 3 3 Installation Servicing Tools lt Changes in the product and components gt In the case of an air conditione
29. 20 240 V 50Hz Outdoor Fan Motor lt Relay Driver Louver Driver 1 Operation Display Timer Display 1 1 1 1 Indoor Fan s 3 Signal Louver Motor RY04 REMOTE CONTROL Infrared Rays Remote Control r j z AUTO COOL DRY HEAT FAN ONLY L sess 1 FILE NO SVM 09029 6 2 RAS 10SKP ES RAS 10SA ES LI waar Functions pina e Louver Control Timer Display Heat Exchange sensor Thermo Sensor Infrared Rays Signal Reciver e 3 minutes Delay at Restart for Compressor Initiallizing Circuit e Motor Revolution Control Clock Frequenc Chet Processing Temperature Processing Indoor Fan a Mot Timer otor Noise Filter Relay Driver Louver Driver Power Supply Compressor Louver Circuit ON OFF ON OFF Signal Signal ZN 1 RY01 1 mm A 220 240 V 50Hz Compressor Outdoor Fan Motor REMOTE CONTROL Infrared Rays Remote Control osa ee ieee AUTO COOL DRY FAN ONLY L sess _ Seg MEN FILE NO SVM 09029 7 OPERATION DESCRIPTION 7 1 Remote control D 7 1 1 Function of Push Putton SN Infrared signal emitter TOSHIBA Start Stop button Ae EG Mode se
30. Do not store it in a wet basement or expose to rain or water After unpacking the unit examine it carefully for possible damage Do not install in a place that can increase the vibration of the unit Do not install in a place that can amplify the noise level of the unit or where noise and discharged air might disturb neighbors To avoid personal injury be careful when handling parts with sharp edges Please read this installation manual carefully before installing the unit It contains further important instructions for proper installation FILE NO SVM 09029 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 Remark per EMC Directive 89 336 EEC To prevent flicker impressions during the start of the compressor technical process following installation conditions do apply 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 16 max No other equipment should be connected to this power line For detailed installation acceptance please contact your power supplier whether its restricti
31. MOTE CONTROL TERMINAL COVER CORD MOTOR LOUVER PIPE HOLDER FILE NO SVM 09029 11 3 Outdoor Unit RAS 10S2AH ES 11 CAPILARY TUBE 1 5 Dia 35 CAPILARY TUBE 1 2 Dia Description 43742327 BASE PLATE ASSEMBLY 43T19329 FAN GUARD 43T41379 COMPRESSOR Made in China 43T04301 PARTITION 43T49327 CUSHION RUBBER 43T39333 MOTOR BASE CONNECTION PLATE 43T97001 NUT 43T39318 MOTOR BASE 43143397 CONDENSER ASSEMBLY 43T19330 PACKED VALVE COVER 43T00448 FIXING PLATE VALVE 43T00460 UPPER CABINET ASSEMBLY 43T46332 VALVE PACKED 6 35 DIA 43T96305 BUSHING 43T46331 VALVE PACKED 9 52 DIA 43T62325 ELECTRIC PART COVER 43 47331 BONNET 6 35 DIA 43T19331 FIN GUARD 43747332 BONNET 9 52 DIA 43T54303 RELAY OVERLOAD 43T47008 CAPILLARY TUBE 1 5 DIA 43T61308 ELECTRIC PARTS BASE 43T00468 FRONT CABINET 43T55349 MF CAPACITOR 43T00459 LEFT CABINET 43T55325 CAPACITOR PLASTIC FILM 43T00451 RIGHT CABINET ASSEMBLY 43T60373 TERMINAL 4P 43T21361 FAN MOTOR 43T46343 4 WAY VALVE 43T20319 PROPELLER FAN 43T63321 SOLINOID COIL 43 47001 NUT FLANGE 43 79305 DRAIN NIPPLE 70 11 4 Outdoor Unit RAS 10SA ES Location No O Q FWD 43742327 43741379 43749327 43797001 43743396 43700448 43746332 43746331 43747331 43747332 43747008 43700468 43700459 43700451 43721341 43720319 BASE PLATE ASSEMBLY COMPRESSOR Made in China CUSHION RUBBER NUT CONDENSER ASSEMBLY
32. Outdoor fan More than 14 continues for 3 seconds 150A 14 OFF More than 1 continues for 5 minutes OFF 14 0A I3 ON Fig 7 7 1 2 Current limit control Heating operation Control is performed as shown in Fig 7 7 2 Input current Compressor Outdoor fan More than 14 continues for 3 seconds OFF 15 0A l4 More than continues for 5 minutes 14 0A I3 9 0A 12 8 0A 11 Fig 7 7 2 Remark 1 This function is available only for heat pump model Cooling models have no a current sensor C T 087 FILE NO SVM 09029 7 8 One Touch Comfort One touch comfort is the fully automated operation that is set according to the preferable comdition in a region Fan Operation AUTO AUTO L L 0 12 25 Time after operation starts min AUTO L Fan operates depends on the setting temperature and room temperature During the One Touch Comfort mode if the indoor unit receives any signal with other operation mode the unit will cancel the comfort mode and operates according to the signal received Operation description When an indoor unit receives One Touch Comfort Signal from the remote controller the indoor unit operates as following Air conditioner starts to operation when the signal is received even if the air conditioner was OFF Operation mode is set according to room temperature the same as AUTO mode Target temperature is 24 for Heat pump model and 22 for cooling only model Louver po
33. T IN FIRE OR EXPLOSION TO PREVENT OVERHEATING THE INDOOR UNIT AND CAUSING A FIRE HAZARD PLACE THE UNIT WELL AWAY MORE THAN 2 M FROM HEAT SOURCES SUCH AS RADIATORS HEATORS FURNACE STOVES ETC WHEN MOVING THE AIR CONDITIONER FOR INSTALLING IT IN ANOTHER PLACE AGAIN BE VERY CAREFUL NOT TO GET THE SPECIFIED REFRIGERANT R410A WITH ANY OTHER GASEOUS BODY INTO THE REFRIGERATION CYCLE IF AIR OR ANY OTHER GAS IS MIXED IN THE REFRIGERANT THE GAS PRESSURE IN THE REFRIGERATION CYCLE BECOMES ABNORMALLY HIGH AND IT RESULTINGLY CAUSES BURST OF THE PIPE AND INJURIES ON PERSONS IN THE EVENT THAT THE REFRIGERANT GAS LEAKS OUT OF THE PIPE DURING THE INSTALLATION WORK IMMEDIATELY LET FRESH AIR INTO THE ROOM IF THE REFRIGERANT GAS IS HEATED BY FIRE OR SOMETHING ELSE IT CAUSES GENERATION OF POISONOUS GAS WARNING Never modify this unit by removing any of the safety guards or bypassing any of the safety interlock switches Do not install in a 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 immediately Exposure of unit to water or other moisture before installation could result in electric shock
34. TOSHIBA FILE NO SVM 09029 SERVICE MANUAL AIR CONDITIONER SPLIT WALL TYPE RAS 10SKHP ES RAS 10S2AH ES RAS 10SKP ES RAS 10SA ES je o fog 904 January 2009 CONTENTS SPECIFICATIONS CONSTRUCTION VIEWS 2 1 Indoor Unit 2 2 Outdoor Unit WIRING DIAGRAM 3 1 RAS 10SKHP ES RAS 10S2AH ES 3 2 RAS 10SKP ES RAS 10SA ES SPECIFICATION OF ELECTRICAL PARTS 4 1 Indoor Unit RAS 10SKHP ES 4 2 Outdoor Unit RAS 10S2AH ES 4 3 Indoor Unit RAS 10SKP ES 4 4 Outdoor Unit RAS 10SA ES REFRIGERATION CYCLE DIAGRAM 5 1 RAS 10SKHP ES RAS 10S2AH ES 5 2 RAS 10SKP ES RAS 10SA ES CONTROL BLOCK DIAGRAM 6 1 RAS 10SKHP ES RAS 10S2AH ES 6 2 RAS 10SKP ES RAS 10SA ES OPERATION DESCRIPTION 7 1 Remote control 7 2 Outline of Air Conditioner Control 7 3 Description of Operation Mode 7 4 High Temperature Limit Control 7 5 Low Temperature Limit Control 7 6 Defrost Operation 7 7 Current Limit Control 7 8 One Touch Comfort 7 9 Hi POWER Mode 7 10 QUIET Mode 7 11 ECO Operation 7 12 COMFORT SLEEP mode 7 13 FILTER Check lamp 7 14 Auto Restart Function 7 15 Self Cleaning function FILE NO SVM 09029 10 11 INSTALLATION PROCEDURE 8 1 8 2 8 3 8 4 8 5 8 6 8 7 Safety Cautions Installation Diagram of Indoor and Outdoor Units Installation Indoor Unit Outdoor Unit How to Set Remote Control Selector Switch Ot
35. a hole 15 mm or less 10 Class lt um eee Power source 50Hz 220 240 V Single phase s 4 x 250 NC Maximum 7 5 ZZZ running current Clip anchor rend local parts Plug socket amp 16A fuse rating Fig 8 4 4 Power cord 1 mm or more Failure to firmly install the unit may result in personal injury and property damage if the unit falls e Incase of block brick concrete or similar type walls make 5 mm dia holes in the wall e Insert clip anchors for appropriate 7 mounting Screws NOTE Secure four corners and lower parts of the installation plate with 4 to 6 mounting screws to install it 38 lt How to connect the connecting cable gt Wiring of the connecting cable can be carried out without removing the front panel 1 Remove the air inlet grille Open the air inlet grille upward and pull it toward you 2 Remove the terminal cover and cord clamp 3 Insert the connecting cable according to the local cords into the pipe hole on the wall 4 Take out the connecting cable through the cable slot on the 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 Tightening torque 1 2 N m 0 12 kgf m Secure the connecting cable with the cord clamp 8 Fix the terminal cover rear plate bushing and air inlet grille on the indoor unit Be su
36. and executes them e Compressor operation control e Operation control of outdoor fan motor Fig 7 2 1 Cooling Fig 7 2 2 Heating Indication Fan speed Indication Fan speed Operations according Low L a Low to the commands L aa L M 2 L aa L M 2 from the indoor unit M aal Med M Med M ani M H 2 M M H 2 H asl High H asl High 2 When setting the fan speed to AUTO on the remote controller revolution of the fan motor is controlled to the fan speed level shown in Table 1 according to the setup temperature room temperature and heat Table 7 2 1 Indoor fan and air flow rate exchanger temperature FAN TAP OPERATION MODE D RAS 1OSKHP ES fen speed rpm Air flow m3 h RAs 10skp ts speed m 47 NOTE1 1 Fan speed M L 3 4 L FILE NO SVM 09029 7 3 Description of Operation Mode 7 3 2 Cooling operation MODE button on the remote control is set 1 When turning on the breaker the operation lamp blinks This means that the power is on or the power supply is cut off 1 The compressor 4 way valve outdoor fan and to the cooling operation 2 When pressing 0 button on the ae Fig 7 3 4 remote control receiving beep sounds from the gore indoor unit and the next operation is performed d together with opening the vertical air flow louver Ji 3 Once the operation mode is set it is memorized in the microcomputer so that the prev
37. at normal airflow level e The indoor unit s fan speed level increase 1 tap 3 Heating operation e The preset temperature increases 2 C The value of the preset temperature on the remote control does not change e The indoor unit operates in normal heating mode except the preset temperature is higher 2 C e The indoor unit s fan speed level increase 1 tap 4 The Hi POWER mode can not be set in Dry or Fan only operation 5 The Hi POWER mode can memorize with timer function FILE NO SVM 09029 7 10 QUIET Operation When the QUIET button is pressed the fan of the indoor unit will be restricted the revolving speed at speed L until the OUIET button is pressed once again cancel Quiet mode Quiet mode is the system which control the revolving speed of indoor fan to work constantly at lower than speed L In addition noise level of indoor unit is less than usual Remarks 1 2 Quiet mode is unable to work in dry mode Quiet mode is appropriate to work with less cooling load and less heating load condition Because of the fan speed L may cause not enough the cooling capacity or heating capacity 7 11 ECO Operation Cooling operation The preset temperature will increase 1 C after the ECO mode has operated for 1 hour and the temperature will increase another 1 C after the ECO mode has operated for 2 hour the value of the preset temperature on the remote control does not change The in
38. cates the selected fan speed AUTO or five fan speed levels LOW a LOW L MED am HIGH _ Lamm Can be shown Indicates AUTO when the operating mode is either AUTO or Dry LAB GIA o 563 HiPOWER 5 10 11 12 13 16 and clock time indicator The time setting for timer operation or the clock time is indicated The current time is always indicated except during TIMER operation Hi POWER indicator Indicates when the Hi POWER operation starts Press the Hi POWER button to start and press it again to stop the operation 9 PRESET indicator Flashes for 3 seconds when the PRESET button is pressed during operation The mark is shown when holding down the button for more than 3 seconds while the mark is flashing Press another button to turn off the mark ECO indicator Indicates when the ECO is in activated Press the ECO button to start and press it again to stop operation A B change indicator remote controller When the remote controller switching function is set B appears in the remote controller display When the remote controller setting is A there is no indication at this position Comfort sleep Indicates when comfort sleep is activaled Press comfort sleep button to selectter Quiet Indicates when quiet is activated Press quiet button to start and press it again to stop operation
39. cedure Heat Pump Model Procedure Shut off the power supply and remove the PC board assembly from the electronic parts base Remove the connecting cable from the terminal block Table 9 6 1 Check Point Symptom 1 Is the fuse blown Causes 1 Application of shock voltage e Overload by short circuit of the parts 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 Voltage check 1 Between TP1 and AC 220 240V 2 Between and of C63 DC 310 340V 3 Between 12V and 4 Between 5V and GND GND AC power cord is defective e Poor contact of the terminal plate e Miss wiring of the power relay Capacitor C01 C02 is defective e Line filter 101 is defective e Resistor R319 is defective e Diode DBO01 is defective 3 M01 DBO1 R319 C63 are defective 4 1C04 are defective Make the operation status by pushing once the o button except the status of FAN ONLY ON TIMER Voltage check 1 Voltage of relay coil DC 12V Between pin 2 of RYO1 and GND 2 Between No 1 and 2 of connect ing cable terminal block AC 220 240V 1 defective relay driver Q16 2 Poor contact of relay Start the operation with the system
40. cel Self Cleaning function To cancel the Self Cleaning function proceed as follows How to cencel Self Cleaning function To cancel the Self Cleaning function proceed as follows Press RESET button one time or use remote control to turn on air conditioner Display will show in green color Hold down the RESET button for more than 20 seconds The air conditioner will stop suddenly when the RESET is pressed but keep holding it continue The will beep 3 times in the first How to set Self Cleaning function To set the Self Cleaning function proceed as follows Press RESET button one time or use remote control to turn on air conditioner Display will show in green color Hold down the RESET button for more than 20 seconds The air conditioner will stop suddenly when the RESET is pressed but keep holding it continue Then will beep 3 times is the first 3 seconds but it is not related to Self Cleaning function After holding about 20 seconds the air conditioner will beep 5 times and OPERATION display blinks 5 times 3 seconds but it is not related to Self Cleaning e The Self Cleaning function had been set function Remark e After holding about 20 seconds the air conditioner Presetting of Self Cleaning function above AUTO will beep 5 times without any blinking of display RESTART function had been cancelled To set The Self Cleaning Operation had been cancelled AUTO RESTART again Remark Presetti
41. d connecting pipes to each other and cut 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 e Since dewing results in a machine trouble make sure to insulate both the connecting pipes Use Auxiliary pipes Installation plate polyethylene foam as insulating material Kus e When bending a pipe carefully do it not to crush ity FILE NO SVM 09029 8 4 5 Indoor unit fixing 1 Pass the pipe through the hole in the wall and hook the indoor unit on the installation plate at the upper hooks 2 Swing the indoor unit to right and left to confirm that it is firmly hooked up on the installation plate 3 While pressing the indoor unit onto the wall hook it at the lower part on the installation plate Pull the indoor unit toward you to confirm that it is firmly hooked up on the installation plate Hook here E D Installation plate Press unhook Fig 8 4 15 e For detaching the indoor unit from the installation plate pull the indoor unit toward you while pushing its bottom up at the specified parts Push Push Fig 8 4 16 41 FILE NO SVM 09029 8 4 6 Wiring Connection Earth line Air inlet grille SS Terminal block Cord clamp Screw ET 5 Screw Power supply cord N L lt How to connect the power cord gt For the air conditioner that do
42. d you to open it and remove the air inlet grille Then remove the 2 screws fixing the front panel 3 First open the horizontal louver and then remove the front panel from the back body by pulling it toward you How to mount the front panel Push the front panel back in and make sure all hooks are locked FILE NO SVM 09029 Remarks Electrical part How to remove the electrical part 1 Remove the front panel with procedure 1 2 Remove the screw holding the electrical part cover 3 Disconnect the 3 connectors 2 3P for the fan motor and the connector 5P for the louver motor from the P C board assembly 4 Pull out the TC sensor from the sensor holder 5 Remove the screw for the ground connection remove the screw for the electrical part box Then remove the LED 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 body 4 Attach the TC sensor to the holder 5 Tighten the screw for the ground connection 6 Tighten the screw on the electrical part cover 2 Screws TC Sensor Horizontal louver 1 Remove the front panel and the electrical part following procedure 2 2 Remove the cent
43. door fan speed is depend on presetting and can change every speed after setting ECO operation Heating operation 7 The preset temperature will drop down 1 C after the ECO mode has operated for 1 hour and the temperature will drop down another 1 C after the ECO mode has operated for 2 hour the value of the preset temperature on the remote control does not change The indoor fan speed is depend on presetting and can change every speed after setting ECO operation 12 COMFORT SLEEP Operation Cooling operation e The preset temperature will increase 1 C after the comfort sleep mode has operated for 1 hour and the temperature will increase another 1 C after the comfort sleep mode has operated for 2 hour the value of the preset temper rature on the remote control does not change e Press the COMFORT SLEEP button to select this function The comfort sleep function will be activate togetther with Auto shut down function Period of operation time can be select by re press the COMFORT SLEEP button The period of operation time are follows gt 1H gt 5H Cancel lt 25 Heating mode e The preset temperature will drop down 1 C after the comfort sleep mode has operated for 1 hour and the temperature will decrease another 1 C after the comfort sleep mode has operated for 2 hour The value of the preset temperature on the remote control does not change e Pr
44. e installed nearly Remote Control B Setup 1 Press RESET button on the indoor unit to turn the are conditioner ON 2 Point the remote control at the indoor unit 3 Push and hold CHKe button on the Remote Control by the tip of the pencil 00 will be shown on the display the are conditioner ON 4 Press during pushing CHKe B will show on the display and 00 will disappear and the air conditioner will turn OFF The Remote Control B is memorized Note 1 Repeat above step to reset Remote Control to be A 2 Remote Control A has not A display 3 Default setting of Remote Control from factory is A RESET button Fig 8 6 1 2 Set the remote control selector switch with the remote control 1 Setting of remote control selector at the remote control side Remote Conirol B Setup e Press RESET button on the indoor unit to turn the air conditioner NO e Point the remote control at the indoor unit e Pust and hold CHK button on the Remote Control by the tip of the pencil 00 will be shown on the display e Press during pushing CHK B will be shown on the display and 00 will disappear and the air conditioner will turn OFF The Remote Control B is memorized NOTE e Repeat above step to reset Remote Control to be A e Remote Control A have not display e Default setting of Remote Control from factory is A TOSHIBA
45. e of compressor Thermo sensor TA short or break Heat exchanger sensor TC short or break Table 9 3 2 Diagnosis by detective operation Symptom Primary judgement The remote control Turn off the power supply once The remote control The indoor unit and or remote does not work then turn it on Try to operate still does not work control is are defective the remote control The remote control OK works The outdoor fan The compressor operates The outdoor unit Outdoor fan does not rotate motor is defective The compressor does not operate An internal part of the compressor or PCB is defective 49 FILE NO SVM 9029 9 4 Self Diagnosis by Remote Controller Check Code 1 Ifthe lamps are indicated as shown B to E in Table 9 3 1 execute the self diagnosis by the remote controller 2 When the remote controller is set to the service mode the indoor controller diagnoses the operation condi tion and indicates the information of the self diagnosis on the display of the remote controller with the check codes If a fault is detected all lamps on the indoor unit will flash at 5Hz and it will beep for 10 seconds Beep Beep Beep The timer lamp usually flashes BHz during self diagnosis 9 4 1 How to Use Remote Controller in Service Mode 3 TOSHIBA LILI PRESET FAN 9g TEMP
46. e of indoor unit controller The louver position which is set by FIX button is The indoor unit controller receives the operation stored in the microcomputer and the louver is commands from the remote control and executes automatically set at the stored position for the next them operation e Temperature measurement at the air inlet of the 2 Swing indoor heat exchanger by the indoor If SWING button is pressed when the indoor unit temperature sensor is in operation the vertical air flow louver starts Temperature measurement of the indoor heat swinging When SWING button is pressed it stops exchanger by the heat exchanger sensor swinging e Louver motor control e Indoor fan motor operation control e LED display control e Transferring of operation commands to the outdoor unit e Receiving of information of the operation status and judging of the information or indication of 7 2 2 Indoor Fan Control The operation controls the fan speed at indoor unit side The indoor fan cross flow fan is operated by the phase control induction motor The fan rotates in 5 stages in MANUAL model and in 5 stages in AUTO mode respectively Table 7 2 1 1 When setting the fan speed to L L M M or H error on the remote controller the operation is performed 2 Role of outdoor unit controller with the constant speed shown in Fig 7 2 1 and The outdoor unit controller receives the operation Fig 7 2 2 commands from the indoor controller
47. ed 1 If overload relay and J I including 1121 thermostat for when detected themostat for compres compressor compressor abnormal sor are OK check break refrigerant cycle 2 If refrigerant cycle is OK check P C board 3 If heat exchanger sensor is OK check overload relay and themostat for compressor Content detected by the check codes to fid are stored in memory of the microcomputer even if the power supply is turned off Therefore contents of operations in the past are all displayed 51 FILE NO SVM 09029 9 5 Troubleshooting Flowcharts 9 5 1 Power can not be turned on No operation at all lt Preliminary checks gt 1 Is the supply voltage normal 2 Is the connection to the AC output OK Operation Cooling Model Check Items Main cause Shut off the power supply from AC outlet once and turn it on after 5 seconds Does the OPERATION lamp blink YES Countermeasure Symptom NO Does the transmission indicator of remote control flash normally and transmit certainly Does the power turn on by pushing the 5 button of the remote control Remote control is defective No problem YES Parts R62 R63 5601 C25 C26 DB01 C27 01 are defective Does the fuse F01 blow NO Does the thermal YES Wrong wiring of fuse blow Replace the thermal fuse set Check connection AC cord or connecting Under PF T
48. eless receiver should be avoided The microprocessor the indoor unit should not be too close to RF noise sources For details see the owner s manual Fig 8 4 2 Remote control 1 After determining the pipe hole position on the mounting plate gt drill the pipe hole 265 mm at A place where d a slight downward slant to the outdoor side curtain that may block the signal from the indoor unit NOTE fe ee e When drilling a wall that contains a metal lath wire to direct sunlight or close to a heating source such g g lath or metal plate be sure to use a pipe hole brim as a stove Id tel Keep the remote control at least 1 m apart from the rIng ond nearest TV set or stereo equipment This is necessary to prevent image disturbances or noise interference e The location of the remote control should be determined as shown below Mounting the installation plate E Side view Top view gt n p t A Ir 2 r Indoor unit zm 8 a _ x 120 J 65 7 4 Recepti d Remote ception H ij 7 oe control range Remote control L g Installation late Pipe hole Thread Pipe hole P Fig 8 4 1 TON MET Weight 7 Mounting screw Fig 8 4 3 FILE NO SVM 09029 When the installation p
49. ength One way n 105 Maximum height difference i 2 5 INDOOR UNIT RAS 10SKHP ES RAS 10SKP ES Height mm 250 Dimensions Width mm 740 Depth mm 195 Net weight kg 8 Evaporator type Finned tube Indoor fan type Cross flow fan High fan m h 540 560 540 Air volume Medium fan m h 460 500 460 Low fan m h 390 400 390 Fan motor output w 20 Air filter Honeycomb woven filter with PP frame OUTDOOR UNIT RAS 10S2AH ES RAS 10SA ES Height mm 550 Dimensions Width mm 780 Depth mm 290 Net weight kg 31 30 Condenser type Finned tube Outdoor fan type Propeller fan Airflow volume m h 2030 2150 2030 2150 1740 1850 Fan motor output 30 20 G Mpressor Model PA108X1C 4FZDN Output 750 Safety device Fuse Overload relay Louver type Automatic louver Usable outdoor temperature range C 15 43 10 24 15 43 FILE NO SVM 09029 Note 1 Capacity is based on the following temperature conditions Condition JIS C9612 Temperature Cooling Heating Indoor unit inlet air temperature Outdoor unit inlet air temperature Note 2 1 No need to change extra refigerant FILE NO SVM 09029 2 CONSTRUCTION VIEWS 2 1 Indoor Unit
50. er shaft of the horizontal louver from the back body 3 Remove the left shaft from the back body 4 Remove the horizontal louver from the back body T i Left shaft Center shaft Part name Heat exchanger Procedures 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 4 Remove the screw on the heat exchanger at the fixed plate from the back body and then pull out the right hand side until the socket of heat exchanger released from the hook of the band motor L and then pull out the upper side of heat exchanger slowly FILE NO SVM 09029 Remarks i Pipe holder Cross flow fan 1 Remove the front panel electrical part horizontal louver and the heat exchanger following procedure 4 2 Remove the 2 screws on the band motor L and remove the 2 screws on the band motor R and then remove the cross flow fan 3 Loosen the set screw of the cross flow fan then separate 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 top position of band motor R 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 7 mm Set screw Middle of the fan
51. erminal cable is defective Is the indication voltage DC12V or 5V of main P C board correct NO YES Does the CN12 connector the wrong connecting YES NO Replace the main board is board defective Is the voltage NO Refer to the paragraph across C27 measured Pre check or defective circuit DC310V 340V before power P C board block Re wiring the cable YES Shut off the power Is the voltage supply once and turn across C32 it on again after measured DC12V disconnecting the motor connector CN10 YES YES ls the voltage across C32 measured DC12V NO Motor is defective Be sure to disconnect the motor connector CN10 after shut off the power supply or it will be a cause of damage of the motor 52 FILE NO SVM 09029 Heat pump Model Operation Check Items Main cause Shut off the power supply from AC outlet once and turn it on after 5 seconds Does the OPERATION lamp blink YES Countermeasure Symptom NO Does the transmission indicator of remote control flash normally and transmit certainly Does the power turn on by pushing the 6 button of the remote control Remote control is defective No problem Replace the remote control YES Parts R21 R22 5601 C01 DBO1 C02 M01 are defective
52. es not nave power cord Power cord connect cover connect a power cord to it as mentioned below Fig 8 4 17 1 Open the air inlet grille upward Stripping length of the power supply cord 2 Remove the two screws securing the front panel 3 Before slightly open the lower part of the front panel pushing at specified bottom up until front take off from installation plate And then pull the upper part of the front panel toward you to remove it from the rear plate 4 After removing the front panel remove the power cord connect cover and the crod clamp 5 Connect and secure the power supply cord and secure the cord clamp and the power cord connect cover 6 Put the power supply cord through the notch 7 Be sure to smooth the notch with a file etc Earth line NOTE Use stranded wire only Wire type HO7RN F or more For the air conditioner with the power supply cord e f the power supply cord is damaged it must be replaced by the manufacturer the service agency or another similarly qualified person in order to avoid hazard Taking out the power cord e Put the power supply cord through the notch 42 8 4 7 1 the drain hose sloped downwards NOTE Hole should be made at a slight downward slant on the outdoor side Do not form the Do not rise the drain hose into drain hose wavy shape 50 m
53. ess the COMFORT SLEEP button to select this function and period of operation time same as cooling mode operation The principles of comfort sleep mode are Quietness for more comfortable When room temperature reach setting temperature e Save energy by changing room temperature automatically e The air condition can shut down by itself auto matically Remarks Comfort sleep mode will not operate in dry mode and fan only mode FILE NO SVM 09029 7 13 FILTER Check lamp When the elapsed time reaches 1000 hours after air purifier operation the FILTER indicator lights After cleaning the filters turn off the FILTER indicator How to Turn Off FILTER Indicator Press RESET button on the indoor unit or press filter button on the remote control NOTE If RESET button is pushed while the FILTER indicator is not lit the indoor unit will start the automatic operation When you want a temporary operation while the FILTER lamp lights press RESET button to turn off the FILTER lamp 26 FILE NO SVM 09029 7 14 Auto Restart Function This indoor unit is equipped with an automatic restarting function which allows the unit to restart operating with the set operating conditions in the event of a power supply being accidentally shut down The operation will resume without warning three minutes after power is restored This function is not set to work when shipped from the factory Therefore it is necessary to s
54. et it to work 7 14 1 How to Set the Auto Restart Function To set the auto restart function proceed as follows The power supply to the unit must be on the function will not set if the power is off Press the RESET 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 When the unit is standby Not operating Operation Motions Press RESET button for more than The unit is on standby three seconds Less than 10 seconds The unit starts to operate The green indicator is on After approx three seconds The unit beeps three times The green indicator blinks and continues to operate for 5 seconds If the unit is not required to operate at this time press RESET button once more or use the remote controller to turn it off Press RESET button for more than The unit is in operation The green indicator is on three seconds Less than 10 seconds The unit stops operating The green indicator is turned off After approx three seconds The unit beeps three times The green indicator blinks for 5 seconds If the unit is required to operate at this time press RESET button once more or use the remote controller to turn it on RESET button
55. f bottom right or bottom 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 13 40 lt Left hand connection with piping gt Bend the connecting pipe so that it is laid within 43 mm above the wall surface If the connecting pipe is laid exceeding 43 mm above the wall surface the indoor unit may unstably be set on the wall When bending the connecting pipe make sure to use a spring bender so as not to crush the pipe Bend the connection pipe within a radius of 30 mm To connect the pipe after installation of the unit figure To the forefront of flare Liquid side R 30 mm Use polisin polyethylene J core or the like for bending pipe Use the handle of screwdriver etc Fig 8 4 14 NOTE If the pipe is bent incorrectly the indoor unit may unstably be set on the wall After passing the connecting pipe through the pipe hole connect the connecting pipe to the auxiliary pipes and wrap the facing tape around them E e Bind the auxiliary pipes two and connecting cable with facing tape tightly In case of leftward piping and rear leftward piping bind the auxiliary pipes two only with facing tape E Indoor unit Sy cable e Carefully arrange pipes so that any pipe does not Stick out of the rear plate of the indoor unit Carefully connect the auxiliary pipes an
56. g condition 1 Operation Cooling 2 Airflow High fan 3 Continuous operation 1 Motor does not rotate The key operation is accepted 2 The Motor rotates but it vibrates too much 63 1 Poor contact of the motor connector 2 P C board is defective FILE NO SVM 09029 Table 9 6 2 Approximate resistance value of thermo sensor 0 C 10 20 25 30 Resistance value 33 8 20 35 12 59 10 00 7 99 9 6 2 How to shorten time of restart delay timer D Press SET button while pressing CHK button 7 NY with a tip of a pencil TOSHIBA 2 Then press button to transmit the aud signal to the indoor unit 799 Ot C MIB BH HiPOWER ECO mmm e e 0 e eQe we 0 WEN 2 ING FIX Hi POWER ECO e o 0 0 TIMER o o o ON OFF 600 CHK FILTER CLOCK 7 9 6 3 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 RESET button for 20 seconds till can hear the long combination sound and repeat the same procedure when need to set 64 10 1 Indoor Unit Part name Front panel 10 PART REPLACEMENT Procedures 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 towar
57. hers TROUBLESHOOTING CHART 9 1 9 2 9 3 9 4 9 5 9 6 Troubleshooting Procedure Basic Check Items Primary Judgement Self Diagnosis by Remote Control Check Code Troubleshooting Flowcharts Troubleshooting for Remote Control PART REPLACEMENT 10 1 Indoor Unit 10 2 Outdoor Unit EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy 11 2 Indoor Unit 11 3 Outdoor Unit RAS 10S2AH ES 11 4 Outdoor Unit RAS 10SA ES FILE NO SVM 09029 FILE NO SVM 09029 1 SPECIFICATIONS MODEL RAS 10SKHP ES RAS 10S2AH ES RAS 10SKP ES RAS 10SA ES ITEM Cooling Heating Cooling Capacity 220V 240V 220V 240V 220V 240V kW 2 73 2 73 2 92 2 96 2 73 2 73 Phase 10 Power source V 220 240 Hz 50 Power consumption kW 0 83 0 85 0 79 0 82 0 83 0 85 Power factor 96 98 97 97 96 98 97 Running Indoor A 0 15 current Outdoor A 3 71 3 50 3 55 3 40 3 71 3 50 Starting current A 18 Moisture removal lit h 1 2 Noise Indoor HIM M L L dB 39 37 35 33 31 Outdoor 220 240V dB 47 49 47 49 46 47 Refrigerant Name of refrigerant R410A Rated amount kg 0 78 0 72 Refrigerant control Capillary tube Gas side size mm 9 52 Connection type Flare connection Liquid side size mm 6 35 Interconnection Connection type Flare connection ipe Maximum l
58. icrocontroller unit IC30 TMP87CM40AFG 6P69 Heat exchanger sensor TC sensor 10kQ at 25 C Line filter L01 LC SS11V R06270 27mH 600mA Bridge rectifier DBO1 DB105G 1A 600 V Capacitor C63 EKMH401VSN470MP20S 47uF 400 V Fuse 01 BET6 3A 6 3A 250VAC Varistor R21 R22 SR561K14DL 560V Resistor R319 RF 2TK5R6 5 60 2W Louver motor MP24ZCT 12VDC Relay Comp RY01 G4A 1A E CA Rating 20A AC250 V 12VDC Relay Fan RYO3 G5NB CA Rating 3A AC250 V 12VDC Relay Solenoide RY04 G5NB 1A Rating 3A AC250 V 12VDC 4 2 Outdoor Unit RAS 10S2AH ES Parts name Specifications Output Rated 750W 2poles 1 phase 220 240V 50Hz Compressor PA108X1C 4FZDN Winding resistance Q C R C S at 20 C 3 75 4 75 Output Rated 30W 6poles 1 phase 220 240V 50Hz Fan motor for outdoor WLF 240 30A Winding resistance 2 Red Black White Black at 20 237 380 DS451155NPQB AC 450V 1 5uF Running capacitor for fan motor Running capacitor for compressor Solenoid coil for 4 way valve 544 256002135 AC 440V 25uF AC 220 240V Overload relay LPAP960B U T 6 1A 80 C Open 135 5 Close 78 11 FILE NO SVM 09029 4 3 Indoor Unit RAS 10SKP ES Parts name Specifications Fan motor for indoor AFN 220 20 4D AC Motor with 145 C thermo fuse Thermo sensor TA sensor 10kQ at
59. improved Gauge for projection adjustment Used when flare is made by using conventional flare tool Vacuum pump adapter Connected to conventional vacuum pump It is necessary to use an adapter to prevent vacuum pump oil from flowing back to the charge hose The charge hose connecting part has two ports one for conventional refrigerant 7 16 UNF 20 threads per inch and one for R410A If the vacuum pump oil mineral mixes with R410A a sludge may occur and damage the equipment Gas leakage detector X Exclusive for HFC refrigerant Incidentally the refrigerant cylinder comes with the refrigerant designation R410A and protector coating in the U S s ARI specified rose color ARI color code PMS 507 corresponding to the charge hose s port size Also the charge port and packing for refrigerant cylinder require 1 2 UNF 20 threads per inch 36 FILE NO SVM 09029 8 4 Indoor Unit 8 4 2 Cutting a hole and mounting installation 8 4 1 Installation place Cutting a hole e A place which provides the spaces around the indoor unit as shown in the above diagram When installing the refrigerant pipes from the rear A place where there is no obstacle near the air inlet and outlet A place that allows easy installation of the piping to the outdoor unit A place which allows the front panel to be opened Direct sunlight to the indoor unit s wir
60. ious operation 05 can be effected thereafter simply by pressing button 7 3 1 Fan only operation MODE button on the remote control is set Room temp operation display lamp are controlled as shown in to the fan only operation Preset 0 temp 1 When FAN button is set to AUTO the indoor fan motor operates as shown in Fig 7 3 3 When FAN button is set to LOW LOW MED MED or Compressor 4 way valve Outdoor fan OPERATION display lamp HIGH the motor operates with a constant air flow 8 C Fig 7 3 4 3 2 When FAN button is set to AUTO the indoor fan 9 42 5 motor operates as shown in Fig 7 3 5 When T Ld FAN button is set to LOW LOW MED MED or m HIGH the motor operates with a constant air flow 5 41 5 1 A C 5 3 c 40 5 5 Preset 0 Tem temp y 2 1 5 Preset temp 24 8 c Preset 0 2 Fan speed M L x 2 4 L temp 3 Fan speed M L x 1 4 L approximation NOTE1 1 Fan speed M L x 3 4 L 2 Fan speed M L x 2 4 L 9 Fan speed M L x 1 4 L NOTE2 The Hi Power ECO and COMFORT SLEEP operation can not be set Linear approximation from M and L Fig 7 3 3 Setting of air flow FAN AUTO Fig 7 3 5 Setting of air flow FAN AUTO 18 7 3 3 Dry operation MODE button on the remote control is set to
61. ir in the connecting pipes using VACUUM PUMP 4 Check gas leak connected points 5 Be save to fully open the packed valves before operation N FILE NO SVM 09029 8 5 3 Evacuating lt Packed valve handling precautions gt 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 Securely tighten the valve stem cap with torque in AIR PURGE the following table Evacuate the air in the connecting pipes and in the indoor unit using Gas side 30 to 42 Nm 29 52 mm 3 0 to 4 2 kgf m Liquid side 16 to 18 a vacuum pump Do not use the refrigerant in the outdoor unit For details see the manual of the vacuum pump 26 35 mm 1 6 to 1 8 kgf m 9 to 10 Nm 0 9 to 1 0 kgf m Hexagonal wrench is required e Using a vacuum pump Service port Be sure to use a vacuum pump with counter flow prevention function so that inside oil of the pump does not flow backward into 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 tO gauge manifold valve 4 Operate the vacuum pump to start evacuating Fig 8 5 8 Perform evacuating for about 15 mi
62. late is directly mounted on 8 4 3 Electrical work mower 1 The supply voltage must be the same as the rated 1 Securely fit the installation plate onto the wall by voltage of the air conditioner screwing it in the upper and lower parts to hook up 2 Prepare the power source for exclusive use with the the indoor unit air conditioner 2 To mount the installation plate on a concrete wall i ili N with anchor bolts utilize the anchor bolt holes as CAUTION illustrated in the above figure 3 Install the installation plate horizontally in the wall e This appliance can be connected to the mains in either of the following two ways 1 Connection to fixed wiring CAUTION A switch or circuit breaker which disconnects When installing the installation plate with a all poles and has a contact separation of at mounting screw do not use the anchor bolt hole least 3 mm must be incorporate in the fixed Otherwise the unit may fall down and result in wiring An approved circuit breaker or personal injury and property damage switches must used 2 Connection with power supply plug Installation plate Attach power supply plug with power cord Keep horizontel direction and plug it into wall outlet An approved C power supply cord and plug must be used P C ld NOTE gt O gt e Ensure all wiring is used within its electrical rating Projection 5 mm di
63. le terminal block AC 220 240V 1 Breaking wire of the relay coil defective relay driver 2 Poor contact of relay Start the operation with the system which the time of the restart delay timer is shortened 1 All indicators light for 3 sec 2 Indicators do not indicate normally after approximate 3 sec Defective indicator or poor housing assembly CN14 Make the operation status by pressing once the 0 button 1 The time of the restart delay timer is shortened 2 Cool operation 3 Air volume AUTO 4 Make the setting temperature lower enough than room temperature 5 Continuous operation 1 Compressor does not operate 2 OPERATION lamp blinks 1 The temperature of the indoor heat exchanger is abnormally lower 2 Poor contact of the heat exchanger sensor The connector is disconnected CNO1 3 Heat exchanger sensor main P C board are defective Refer to Table 9 6 2 for the judgment of defective resistance values 4 Main P C board is defective Turn the power on after connecting the motor connector Start the operation with the following condition 1 Operation Cooling 2 Airflow High fan 3 Continuous operation 1 Motor does not rotate The key operation is accepted 2 The Motor rotates but it vibrates too much 62 1 Poor contact of the motor connector 2 P C board is defective FILE NO SVM 09029 3 Checking pro
64. lect button MODE DB Temperature button TEMP Fan speed button FAN Swing louver button SWING PRESET FAN Set louver button FIX 8 On timer button ON Off timer button OFF Sleep timer button SLEEP Timer setup button SET Timer clear button CLR Memory and Preset button PRESET One Touch button ONE TOUCH High power button Hi POWER Economy button ECO Quiet button QUIET Comfort sleep button COMFORT SLEEP Filter reset button FILTER Clock Reset button CLOCK Check button CHK HiPOWER ECO umm ONE TOUCH MODE OOOO COMFORT QUIET SLEEP SWING FIX Hi POWER O e OO olo CHK FILTER CLOCK 6 l OOS Coe ce ONO 9 amp amp 6 6 9 15 FILE NO SVM 09029 7 1 2 Display of Remote Control All indications except for the clock time indicator are displayed by pressing the 5 button 11 1 Transmission mark This transmission mark A indicates when the remote controller transmits signals to the indoor unit 2 Mode indicator Indicates the current operation mode AUTO Automatic control A Auto changeover control 1 Cool Dry XX Heat 9 Fan only 3 Temperature indicator Indicates the temperature setting 17 C to 30 C 4 FAN speed indicator Indi
65. light NO YES Reset the remote control by take off batteries Is there direct sunlight on the receptor of the air conditioner NO YES Is operation possible when the transmitter is moved fluorescent light nearer to the infrared nearby signal receiver of the air conditioner YES Push the 5 button Battery life Is there any thyristor NO NO Dose the transmission 15 operation possible when setting the temporary switch of the air conditioner main unit to TEST RUN or TEMPORARY AUTO indicator light YES NO Is there any beep and operation YES NO YES Can any signal tone be heard when transmitting within 5 cm distance from the radio NO YES Remote control PC board is failure is failure Keep the air conditioner away Avoid direct from thyristor Replace Replace the Normal Replace remote sunlight fluorescent light P C board batteries control Note After battery replacement Shortcircuit the metal terminal at the side of the battery comparment 59 FILE NO SVM 09029 9 5 6 Only 4 Way valve does not operate During heating operation Heat Pump Model Shut off the power supply from AC outlet once and turn it on after 5 seconds Does the OPERATION lamp blink YES Does the power turn on by pushing the START STOP b
66. m f som X lt x x 8 of 6 8 Do not put Do not put the drain the drain hose end hose end in into water the drainage ditch Fig 8 4 19 2 Put water in the drain pan and make sure that the 3 When connecting extension drain hose insulate the water is drained out of doors connecting part of extension drain hose with shield pipe Shield pipe E x 1 B Extension drain hose 4 Drain hose Inside the room Fig 8 4 20 Arrange the drain pipe for proper drainage from the unit Improper drainage can result in dew dropping This air conditioner has the structure designed to drain water collected from dew which forms on the back of the indoor unit to the drain pan Therefore do not store the power cord and other parts at a height above the drain guide Wall Drain guide Space for pipes 4 Fig 8 4 21 43 FILE NO SVM 09029 8 5 Outdoor Unit 8 5 1 Installation place A place which provides the spaces around the outdoor unit as shown in the left diagram A place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration A place where the operation noise and discharged air do not disturb your 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
67. nal Block CN31 RYO1 Supply AC 220 240V 50 60 Hz RAS 10SKHP ES Indoor Terminal Block Brown 3 Green amp yellow m NO RY01 Supply AC 220 240 V 50 60 Hz k lt ER 279 702 d 54 9 5 3 Outdoor unit does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds NO Does the OPERATION lamp blink YES Does the power turn on by pushing the 5 button of the remote control NO YES Is AC 220 240V supplied between NO terminal block YES Is cable connection between indoor NO and outdoor units correct YES Check items as following procedure in 9 5 4 9 5 5 9 5 6 See Power can not be turned on See Power can not be turned on FILE NO SVM 09029 Relays RY01 or Q02 for Cooling only or Q16 for Heating or IC30 is failure Correct cabling between indoor and outdoor units 55 Replace the board 9 5 4 Only compressor does not operate Shut off the power supply from AC outlet once and turn it on after 5 seconds YES NO Does the OPERATION lamp blink Does the power turn on by pushing the 5 button of the remote control NO YES Is the voltage acro
68. ng of Self Cleaning function above AUTO RESTART function had been cancelled To set AUTO RESTART again RESET button 30 FILE NO SVM 09029 8 INSTALLATION PROCEDURE 8 1 Safety Cautions For general public use Power supply cord of parts of appliance for Outdoor use shall be at least polychloroprene sheathed flexible cord design H07 RN F or cord designation 245 IEC66 Shall be installed in accordance with national wiring regulations CAUTION To Disconnect the Appliance from the Main Power Supply This appliance must be connected to the main power supply by means of a circuit breaker or a switch with a contact separation of at least 3 mm in all poles If this is not possible a power supply plug with earth must be used This plug must be easily accessible after installation The plug must be disconnected from the power supply socket in order to disconnect the appliance completely from the mains e FOR USE BY QUALIFIED PERSONS ONLY e TURN OFF MAIN POWER SUPPLY BEFORE ATTEMPTING ANY ELECTRICAL WORK MAKE SURE ALL POWER SWITCHES ARE OFF FAILURE TO DO SO MAY CAUSE ELECTRIC SHOCK CONNECT THE CONNECTING CABLE CORRECTLY IF THE CONNECTING CABLE IS CONNECTED WRONGLY ELECTRIC PARTS MAY BE DAMAGED CHECK THE EARTH WIRE THAT IT IS NOT BROKEN OR DISCONNECTED BEFORE INSTALLATION DO NOT INSTALL NEAR CONCENTRATIONS OF COMBUSTIBLE GAS OR GAS VAPORS FAILURE TO FOLLOW THIS INSTRUCTION CAN RESUL
69. ning operations The louver opens slightly The indoor fan operates continuously at a speed of SL rpm Self Cleaning operation times Operation time Self Cleaning operation time No Self Cleaning operation Up to 10 minutes performed 0 minutes Cooling Auto cooling Dry 10 minutes or longer 20 mins Heating Auto heating Auto fan only No Self Cleaning operation performed Shutdown To stop an ongoing Self Cleaning operation at any time Press the start stop button on the remote controller twice during the Self Cleaning operation After pressing the button for the first time press it for the second time without delay within 10 minutes _ 29 7 15 1 Self Cleaning diagram Operation display ON FILE NO SVM 09029 OFF OFF ON FCU fan rpm is depend on presetting ON SL OFF FCU louver OPEN OPEN 11 3 CLOSE ON or OFF Timer display depend on presetting of timer function ON or OFF ON depend on presetting of timer function ON or OFF Compressor depend on presetting per room temperature OFF CDU fan ON or OFF depend on presetting per room temperature OFF Cool mode or dry mode operation more than 10 mins Turn off by remote controller or Self Cleaning mode operate 20 mins gt Operation time Automatically turn off timer off function 7 15 2 Self Cleaning function release How to cen
70. nutes if the piping length is 20 meters 15 minutes for 20 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 Compound pressure gauge Pressure gauge 101 kPa 76 cmHg Manifold valve a Oa Handle Hi Handle Lo LS Q Keep full closed e Charge lt Charge hose Connecting pipe Vacuum pump adapter for counter flow prevention Vacuum pump Packed valve at gas side Service port Valve core Setting pin Packed valve at liquid side Fig 8 5 7 45 8 5 4 Wiring connection 1 Remove the valve cover from the outdoor unit 2 Connect the connecting cable to the terminal as identified with their respective matched numbers on the terminal block of indoor and outdoor unit 3 When connecting the connecting cable to the outdoor unit terminal make a loop as shown in the installation diagram of indoor and outdoor unit to prevent water coming in the outdoor unit 4 Insulate the unused cords conductors from any water coming in the outdoor unit Proceed them so that they do not touch any electrical or metal parts
71. of flare pipe connections The operating pressure of R410A is higher than that of R22 Approx 1 6 times It is therefore necessary to firmly tighten the flare pipe connecting sections which connect the indoor and outdoor units up to the specified tightening torque Incorrect connections may cause not only a gas leakage but also damage to the refrigerant cycle Outer dia R410A Conventional of copper pipe tool used tool used 6 35 0 to 0 5 1 0 to 1 5 9 52 0 to 0 5 1 0 to 1 5 Imperial wing nut type conventional tool Outer dia 2 410 of copper pipe 6 35 1 5 to 2 0 9 52 1 5 to 2 0 lt Tightening connection gt Align the centers of the connecting pipes and tighten the flare nut as far as possible with your fingers Then tighten the nut with a spanner and torque wrench as shown in the figure Do not apply excess torque Otherwise the nut may crack depending on the conditions 44 Flare at indoor unit side 1 Jv E Flare at outdoor unit side Fig 8 5 4 Mark line L o Fig 8 5 5 Externally Internally threaded side 32 2 threaded side Use a wrench to secure Use a torque wrench to tighten Fig 8 5 6 e KEEP IMPORTANT 5 POINTS FOR PIPING WORK 1 Take away dust and moisture Inside of the connecting pipes 2 Tight connection between pipes and unit 3 Evacuate the a
72. om temperature 2 Preset temperature 3 5 C Room temperature lt Preset temperature 4 FILE NO SVM 09029 7 3 5 Automatic operation MODE button on the remote control is set to the automatic operation 1 One of 3 operations Cooling Fan only or Heating is selected according to difference between the preset temperature and the room temperature at which the automatic operation has started as shown in Fig 7 3 11 The Fan only operation continues until the room temperature reaches a level at which another mode is selected 2 Temporary Auto When the RESET 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 3 11 RAS 10SKHP ES C Cooling operation Fan only operation Heating operation Room temp Preset temp RAS 10SKP ES C Cooling operation Heating operation Room temp Preset temp Fig 7 3 11 20 7 4 High Temperature Limit Control Heat pump model only The microcontroller detects the indoor heat exchanger temperature to prevent pressure of a refrigerating cycle from increasing excessively The compressor and outdoor fan motor are controlled as shown in Fig 7 4 1 Compressor Outdoor fan Heat exchanger temp OFF OFF C 60 ON OFF 53 ON ON 52 Fig 7 4 1 7 5 Low Temperature Limit Control The microcontroller detects
73. on does apply for products like washing machines air conditioners or electrical ovens For power details of the air conditioner refer to the rating plate of the product 42 8 2 Installation Diagram of Indoor and Outdoor Units Hook Installation plate 47 mm or more Shield pipe 5 SS S Deo filter Super Sterilizer filter er Batteries o 8 Pan head wood screw Vinyl tape Apply after carrying out a drainage test 600 mm or more Extension drain hose Not available provided by installer Loading Batteries 1 Remove the battery cover 2 Insert 2 new batteries AAA type following the and positions 2 2 Wireless remote controller 385 FILE NO SVM 09029 For the rear left and left piping Insert the cushion between the indoor unit and wall and tilt the indoor unit for better operation J Do not allow the drain hose to get slack Cut the piping hole sloped slightly Make sure to run the drain hose sloped downward The auxiliary piping can be connected to the left rear left rear right right bottom right or bottom left Right pa Rear Tp Left right Bottom Rear 4 right Bottom left Insulate the refrigerant pipes separately with insulation not together _ _ Batteries FILE NO SVM 09
74. r using R410A in order to prevent any other refrigerant from being charged accidentally the service port diameter of the outdoor unit control valve 3 way valve has been changed 1 2 UNF 20 threads per inch e In order to increase the pressure resisting strength of the refrigerant piping flare processing diameter and size of opposite side of flare nuts has been changed for copper pipes with nominal dimensions 1 2 and 5 8 New tools for R410A FILE NO SVM 09029 New tools for R410A Applicable to R22 model Changes Gauge manifold As pressure is high it is impossible to measure by means of conventional gauge In order to prevent any other refrigerant from being charged each port diameter has been changed Charge hose In order to increase pressure resisting strength hose materials and port size have been changed to 1 2 UNF 20 threads per inch When purchasing a charge hose be sure to confirm the port size Electronic balance for refrigerant charging As pressure is hight and gasification speed is fast it is difficult to read the indicated value by means of charging cylinder as air bubbles occur Torque wrench nominal diam 1 2 5 8 The size of opposite sides of flare nuts have been increased Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 Flare tool clutch type By increasing the clamp bar s receiving hole strength of spring in the tool has been
75. rcuit and buzzer b Infrared rays receive and indication parts Do not pull at the lead wire 4 Infrared rays receiver unit and LED 61 FILE NO SVM 09029 3 Checking procedure Cooling Model Procedure Shut off the power supply and remove the PC board assembly from the electronic parts base Remove the connecting cable from the terminal block Table 9 6 1 Check Point Symptom 1 Is the fuse blown Causes 1 Application of shock voltage e Overload by short circuit of the parts 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 Voltage check 1 Between of RYO1 and CN31 AC 220 240V 2 Between and of C27 DC 310 340V 3 Between 5V and 4 Between 12V and GND GND 1 power cord is defective e Poor contact of the terminal plate e Miss wiring of the power relay 2 Capacitor C25 C26 is defective e Line filter 101 is defective e Diode 01 is defective 3 IC02 is defective 4 TO1 DBO1 R64 C27 detective Make the operation status by pushing once the 0 button except the status of FAN ONLY ON TIMERJ Voltage check 1 Voltage of relay coil DC 12V Between pin C of Q02 and GND 2 Between No 1 2 of connecting cab
76. re to refer to the wiring system diagram labeled inside the front panel Check local electrical cords and also any specific wiring instructions or limitations NO RAS 10SKHP ES Cord clamp Terminal block Terminal Connecting cover cable Screw 7 Connecting cable Earth line 10 mm 70 mm Lj 10 mm 50 mm Stripping length of the connecting cable Fig 8 4 5 FILE NO SVM 09029 RAS 10SKP ES Cord clamp Terminal block Terminal Connecting cover cable Screw Connecting cable Earth line 65 mm 10 mm esses amp gt 50 mm Stripping length of the connecting cable Fig 8 4 6 NOTE Use stranded wire only e Wire type H07 RN F or more lt How to install the air inlet grille on the indoor unit gt e When attaching the air inlet grille the contrary of the removed operation is performed Fig 8 4 7 39 8 4 4 Piping and drain hose installation lt Piping and drain hose forming gt Since dewing results in a machine trouble make sure to insulate both the connecting pipes Use polyethylene foam as insulating material Rear right wa mp et wa Bortom en mp cot Botom rigni Jw Rev w 1 Die cutting Front panel slit For leftward connection cut out slit on the left side of the
77. sition is set as stored position Fan is controlled as diagram DONS a 24 7 9 Hi POWER Operation Hi POWER button on the remote control is pressed When Hi POWER button is pressed while the indoor unit is in Auto Cooling or Heating operation Hi POWER mark is indicated on the display of the remote control and the unit operates as follows 1 Automatic operation e The indoor unit operates in according to the current operation 2 Cooling operation e The setting temperature drops 3 C The value of the setting temperature on the remote control does not change e f the room temperature is higher than the setting temperature by 3 5 C or more the horizontal louver moves to the Hi POWER position automatically Then when the room temperature is 1 less than the setting temperature the horizontal louver returns automatically FAN speed AUTO If the room temperature is higher than the setting temperature by 3 5 C or more the air conditioner operates at maximum airflow level If the room temperature is higher than the setting temperature by less than 3 5 C the air conditioner operates at normal airflow level FAN speed One of 5 levels If the room temperature is higher than the setting temperature by 3 5 C or more the air conditioner operates at higher consecutive airflow level If the room temperature is higher than the setting temperature by less than 3 5 C the air conditioner operates
78. ss the indoor terminal NO D 3 AC 220 240 YES Is cable connection between indoor NO and outdoor units correct YES Is the voltage across the outdoor terminal NO AC 220 240V2 YES NO Are all the cords for compressor normal YES Is the compressor motor winding normal X NO Check the winding resistor YES NO Is the capacitor for compressor normal YES NO Is the overload relay normal YES NO Does the compressor start YES Compressor starts but it stops after a while YES Is the gas quantity normal NO Check the pressure YES Compressor is defective FILE NO SVM 09029 See Power can not be turned on See Power can not be turned on Relays 01 002 for Cooling only or Q16 for Heating or IC30 is failure Correct cabling between indoor and outdoor units Cables between indoor and outdoor units are defective Re wire or replace the defective cords Compressor is defective Capacitor is defective Overload relay is defective Compressor is defective Gas shortage Gas leakage 56 Replace the P C board 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 NO Does the OPERATION lamp blink YES Does the power turn on by pushing the 5 button of the remote control
79. uring timer operation the timer operation is can celled In that case set the timer operation again NOTE The Everyday Timer is reset while a command signal can be received from the remote controller even if it stopped due to a power failure 28 FILE NO SVM 09029 7 15 Self Cleaning function 1 Purpose The Self Cleaning operation is to minimize the growth of mold Unit now performing cooling or dry operation bacteria etc by running the fan and drying so as to keep the inside of the air conditioner clean Self Cleaning operation When the cooling or dry operation shuts down the unit automatically starts the Self Cleaning operation which is then performed for the specified period based on duration of the operation which was performed prior to the shutdown after which the Self Cleaning operation stops Only timer indicator lights and Self Cleaning operation starts The Self Cleaning operation is not performed after a heating operation Press STOP button 2 Operation 1 When the stop signal from the remote controller or timer off function is received only the timer indicator light 2 The period of the Self Cleaning operation is determined by the duration of the operation performed prior to the reception of the stop code Time set now elapses Operation stops 3 After the Self Cleaning operation has been performed for specified period the unit stops operation During Self Clea
80. utton of the remote control YES Is the voltage across the indoor terminal Q 220 240V YES 15 cable connection between indoor and outdoor units correct YES Is the voltage across the outdoor terminal Q 3 220 240V YES Is the wiring of solenoid coil for 4 way valve normal YES 4 way valve is defective NO NO NO NO See Power can not be turned on See Power can not be turned on Relays RY04 or Q24 or IC30 is failure Correct cabling between indoor and outdoor units Cables between indoor and outddor units are defective Solenoid coil is defective 60 Replace the P C board FILE NO SVM 09029 9 6 1 How to check the P C board 2 Inspection procedres 1 Operating precautions 1 When a PC board is judged to be defective 1 When removing the front panel or the board check for disconnection burning or discolora be sure to shut off the power supply tion of the copper foil pattern or this board 2 When removing the board hold the edge of 2 The board consists of the following 2 parts the board and do not apply force to the a Main P C board part power relay indoor fan motor drive circuit parts 90 3 When connecting or disconnecting the connec control circuit C P U and peripheral circuits tors on the board hold the Whole housing buzzer drive ci
81. wing 9 4 Self Diagnosis by Remote Control 9 2 Basic Check Items 9 2 1 Power supply voltage The line voltage must be AC 220 240V If it is not within this range the air conditioner may not operate normally 9 2 2 Incorrect cable connection between Indoor and outdoor units The indoor unit is connected to the outdoor unit with 5 cables Heat pump model or 3 cables Cooling Only model Check that the indoor and outdoor units have been properly connected with terminals assigned the same numbers If the connectors are not properly connected the outdoor unit will not operate normally or OPERATION lamp and TIMER lamp will blink 5 2 9 2 3 Program control The microcontroller operates as shown in Table 9 2 1 to control the air conditioner If there are any opera tional problems check whether or not the problems correspond to Table 9 2 1 If they correspond to the Table they are not problems with the air conditioner but they are indispensable operations to control and maintain the air conditioner properly Table 9 2 1 Operation of air conditioner When the main power supply is turned on the OPERATION lamp on the indoor unit blinks Descriptions The OPERATION lamp blinks to indicate that power is turned on If the button is pressed the lamp stops blinking The indoor fan motor speed does not change in the Dry operation The indoor fan motor speed is automatically controlled in the Dry operation
82. y of the remote controller returns to as it was before service mode was engaged Fig 9 4 1 50 FILE NO SVM 09029 Table 9 4 1 Block level Diagnosis function Air i ee Block pit Symptom Conditioner Condition status Indoor Thermo sensor Continued Indicated 1 Check thermo sensor J iJ PC board j short break operation when detected 2 If itis OK check abnormal P C board Heat exchanger Continued Indicated 1 Check heat exchanger i Ii sensor operation when detected sensor short break abnormal 2 If itis OK check P C board Indoor fan lock All off Indicated 1 Check heat thermal abnormality of when detected fuse is blow or not indoor fan or abnormal Terminal block part thermal fuse break 2 If the thermal fuse is not blow check indoor fan motor Refer to trouble shooting flow charts Abnormality of other All off Indicated Replace borad I Z indoor unit P C when detected board abnormal f I Cabe 1 Wrong wiring or All off Indicated 1 Check connective connection disconnection of when detected cable correct if wiring is Thermal connective cable abnormal wrong fuse 2 Terminal fuse cut 2 Check thermal fuse Refrigerant off and Terminal blocks system 3 If it is OK check board 1 Otherparts j q 1 Overload relay or All off Indicat

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