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AIR-CONDITIONER

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1. FILE NO SVM 06021 633 Knock out system UNDER CEILING amp CONSOLE INSTALLATION Grille air inlet Back Body Installation plate Mount plate _ 200 Min 1093 _ _ 1015 _ _ 742 _ 450 20 20 SN 1 5 S 3 Did oe eit i 28 Bush Je Dil 1 We O LETITIA i G NES SS B S zl Ry M10 Suspention MM pre Y 57 18 Wireless remote control Knock out system 2 2 Outdoor Unit 24 Class FILE NO SVM 06021
2. 321 342 Electrical cover off de mil z 26 35 Gas side 84 Flare 012 7 Service port 4x 91 Long holes For 8 210 anchor bolt 3 WIRING DIAGRAM 3 1 RAS 18GFHP ES2 RAS 18GAH ES2 _ Z FILE NO SVM 06021 INFRARED RA YS RECEIVE AND INDICA TION P ARTS LOUVER MOT OR COLOR IDENTIFICA BR W BROWN iem i 5601 809 R507 BLK 04 SWITCH m a MAIN PCB L R22 EET Me GE YO a PINK T6 3A 250V AC 101 MCC 865E ORN ORANGE YELLOW BOUT gt GRN GREEN illii 4 PUR PURPLE a RY401 cc RED J 5 E O O DC5V O 405 103 gt en HAM SENSOR GRN amp YEL l 1401 8506 E CN402 cn ol BLK FORFLOA T SWITCH FOR DRAIN PUMP 111213 00 When you use float
3. A 28 109 124 600 A 50 oa 36 R15 N eL ih B8 A e U sl 5 6 hole J 5 5 E 2 06 Hole 36 Ee 50 R15 N Q11x14 Hole A Detail Drawing Back leg 225 Drain outlet 2 11x14 Hole For 8 10 anchor bolt iw B Detail Drawing Front leg HANDLE FAN GUARD HANDLE 0436 LO N N I I 321 290 600 342 9 Electrical part cover Liquid side j Flare 6 35 Gas side Flare 12 7 Oo o N ne Y Z View Service port 600 100 Air inlet Mos 600 or more Z Air outl E 100 or more y 600 more 4 0 11 Long holes For 28 210 anchor bolt Installation dimension 2 3 Outdoor Unit 18 Class 0 36 600 H15 Lo 6 hole R5 5 A detail Drawing Back leg A 28 AN J ES 86 321 P
4. 225 Drain d 2 011 x 14 Hole For 08 4210 anchor bolt 290 CL em Im FAN GUARD 436 Y X TOSHIBA E Bo N N Z 90 600 90 69 9 O 5 e 7 View 600 100 Air p 600 or more Z Air 100 600 more Installation dimension FILE NO SVM 06021 H15 cN CO 6 hole P 36 11x14 hole 50 B Detail Drawing Front leg COVER PV IN
5. Valve stem cap connection n Service port cap connection Valve stem cap connection Fig 8 8 1 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 8 2 Test operation switch the TEST RUN COOL mode press TEMPORARY button for 10 sec The beeper will make a short beep TEMPORARY button Fig 8 8 2 8 8 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 48 Press and hold the TEMPORARY button for about 3 seconds After 3 seconds the electronic beeper makes three short beeps to tell you the Auto Restart has been selected To cancel the Auto Restart follow the steps described in the section Auto Restart Function of the Owner s Manual FILE NO SVM 06021 9 TROUBLESHOOTING CHART 9 1 Troubleshooting Procedure 9 2 2 Incorrect cable connection between indoor and outdoor units Follow the details of 9 2 Basic Check Items If there is no trouble corresponding to 9 2 check The indoor unit is connected to the outdoor unit with 4 whether or not there are faulty parts following cables Check that the indoor and outdoor units
6. 1 Power source 220 240 9 r os ov Indoor H M L db 43 41 39 37 36 46 44 42 39 37 Running current ii Outdoor db 56 57 Name of refrigerant R 410A 2 One way 0 25 Maximum height 10 difference INDOOR UNIT RAS 18GFHP ES2 RAS 18GFP ES2 RAS 24GFHP ES2 RAS 24GFP ES2 1093 Dimensions Height 633 mm 208 2 Low fan 580 650 580 550 660 650 5 PA225X2CS 4KU1 Dimensions Height mm Output W 1500 2160 Safety device IOL Td Sensor IOL Td Sensor Louver type Automatic louver Usable outdoor temperature range 15 43 10 24 21 43 15 43 10 24 21 43 Note 1 Chargeless pipe 2 Maximum pipe F FILE NO SVM 06021 Note 1 Capacity is based on the following temperature conditions JIS B615 1 Temperature Cooling m 08 Indoor unit inlet air temperature WB 08 Outdoor unit inlet air temperature 2 Charge refrigerant according to the table below RAS 18GFHP ES2 RAS 18GAH ES2 RAS 24GFHP ES2 RAS 24GAH ES2 RAS 18GFP ES2 RAS 18GA ES2 RAS 24GFP ES2 RAS 24GA ES2 refrigerant Refrigerant 2 Need to charge 2 1 Indoor Unit For stud bolt 28 210 For stud bolt 26 2 CONSTRUCTION VIEWS 1093
7. Panel arm 5 Remove the Grille stopper from the axis of the Front panel After that remove the Air inlet grille Air inlet grille Panel arm 6 Remove the Panel arms from the Front panel lt How to install the Air inlet grille gt 1 Insert three Panel arms on the Air inlet grille and fix each securely by screws 2 Set the Air inlet grille arm to the axis of the Front panel Refer to page 34 8 4 3 3 Insert the Grille stopper to the correct position and fix it securely with screws 4 Push the Air inlet grille to the correct position FILE NO SVM 06021 No Part name Procedures Remarks Front panel lt How to remove the Front panel gt k 1 Remove the Air inlet grille 2 In case of the Drain hose is installed through the Front panel Remove the Drain band from the Front panel Cut away the Opening base for piping from Front panel and keep parts 3 Open 3 Cap screws and remove the screws 4 Remove 5 screws fixing the Front panel 5 Remove the hooks of the Panel LED nearly side from the Drain pan Continue AN Drain band Drain panel FILE NO SVM 06021 Front panel 6 Remove both side hooks and remove the Front panel by turn to air inlet part direction How to install the Front panel ic 1 In case of the Drain hose installation p through the Front panel install the opening base for piping in the Back body by a screw M4 x 12
8. FILE NO SVM 06021 7 OPERATION DESCRIPTION 7 1 Outline of Air Conditioner Control 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 remote control and transfers the operation commands to the outdoor unit controller The outdoor unit controller receives operation commands from the indoor unit and operates the outdoor fan motor and the compressor 1 Role of indoor unit controller The indoor unit controller receives the operation commands from the remote control and executes them e Temperature measurement at the air inlet of the indoor heat exchanger by the indoor temperature sensor setting of the indoor heat exchanger by the heat exchanger sensor ouver motor control Indoor fan motor operation control 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 error 2 Role of outdoor unit controller The outdoor unit controller receives the operation commands from the indoor controller and executes the
9. White Black at 20 128 126 451305L AC 450V 3 0uF for fan motor Running capacitor 5448506002185 440V 50uF for compressor VHV STF 220 240V for 4 way valve MEL ro a at 25 C 50kQ at 25 C 4 4 Indoor Unit RAS 24GFP ES2 RAS 18GFP ES2 Ne Femme we eos 3 east _ 5 exchanger sensor 10 25 TC sensor 6 Line filter 101 LC SS11V 06270 27mH 600mA 78 Capactor KMHAXNSSNEWES anr OV geren esasy _ 35BYJ46 UU Rated 2 W 10 poles 1 phase DC 12V Relay RY04 G5NB 1A Coil DC 12V 16 7mA Contact AC 250V 1A 13 FILE NO 06021 4 5 Outdoor Unit RAS 24GA ES2 Specifications Output Rated 2200W MM 1 phase 220 240V 50Hz Compressor PA290X3CS 4MU1 Winding resistance Q White Black at 20 C Output Rated 42W 4poles 1 us 220 240V 50Hz Fan motor for outdoor FG 240 42A Winding resistance Q Red Black White Black at 20 128 126 126 H pu 451305 AC 450V 3 0uF for fan motor Running atd RS44B506U0218S AC 440 501 Magnetic contactor CLK 35J 220 240V 50Hz 4 6 Outdoor Unit RAS 18GA ES2 Output Rated 1500W 2poles 1 phase 220 240V 50Hz 1 Compressor PA225X2CS AKU1 Winding resistance Red Black White Blac
10. 10 gt 50 Earth line Fig 8 4 26 NOTE Use strand wire only e Wire type More than 1 mm HO7RN F or 245 1 2 IEC66 or 1 3 mm AWG 16 2 3 2 1 Fig 8 4 27 Connect the earth line to the metallic part mark located at the side of 3P terminal 42 FILE NO SVM 06021 8 4 7 Pipe shield for flare nut connection 8 4 8 Drainage Joints in liquid and gas pipes of the indoor unit should 1 Run the Drain hose sloping downward be insulated with an attached Pipe shield 42 NOTE How to install the Pipe shield The hole should be made at a slight downward slant 1 Cut the Pipe shield 42 to appropriate length on the outdoor side 2 Set the Pipe shield 42 Under Ceiling Installation Console Installation 3 In case of a ceiling installation orient the slit at the top of the pipe 4 Fix the Pipe shield 42 with vinyl tape Slit Vinyl tape n shield Fig 8 4 28 In the case of upward drainage from the unit Under Ceiling Installation it is necessary to use Drain pump kit of optional part 1 Do not raise the Drain hose 2 Do not put the Drain hose into water 3 Do not form the Drain hose into a wave shape 4 Do not put the Drain hose end in the drainage 2 Open the louver manually and put some water into it Then check the flow of water from the Drain hose Fig 8 4 30 3 When connecting the Extension drain hose i
11. 5 0 Compressor 5 n H Outdoor fan 574 72 The values marked with 1 and 2 are Indoor fan calculated and controlled by the difference in Super Law motor speed between M and L Fig 7 2 5 Fig 7 2 7 Setting of air flow FAN AUTO 3 FAN button on the remote control is set to AUTO only 4 The ECO and Hi POWER operations can not be set FILE NO SVM 06021 3 The indoor heat exchanger restricts revolving 7 2 5 Automatic operation speed of the fan motor to prevent a cold draft The MODE button on the remote control is set upper limit of the revolving speed is shown in Fig to the automatic operation 7 2 8 and Table 7 2 1 NOTES 1 The fan stops for 2 minutes after thermostat OFF 2 Ais 24 when the preset temperature is 24 or more and is the preset temperature when it is under 24 3 SUL means Super Ultra Low 4 Calculated from difference in motor speed between SUL and HIGH Fig 7 2 8 Cold draft preventing control 5 6 Manual L H 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 2 9 The Fan only operation continues until the room temperature reaches a level at which another mode is selected 2 Temporary Auto When the TEMPORARY button on the indoor unit is pushed th
12. Gas side 50 to 62 N m 212 70 5 0 to 6 2 kgf m Liquid side 16 to 18 N m Same as 26 35 mm 1 6 to 1 8 kgf m Gas side Service port AMO UH 0 9 to 1 0 Hexagonal wrench A Unit mm Hexagonal wrench 15 required O gt 8 5 4 Wiring connection 1 Remove the electric parts 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 FILE NO SVM 06021 Stripping length of connecting cable gt Terminal block zn lt lt 6 S SS lt Earth line screw Screw Power supply cord Fig 8 5 8 Connecting cable 123 10 Earth line Power supply cord Connecting cable Fig 8 5 9 RAS 18GFHP ES2 18GAH ES2 RAS 24GFHP ES2 24GAH ES2 RAS 18GFP ES2 18GA ES2 RAS 24GFP ES2 24GA ES2 50 Hz 220 240 V Single phase current Plug socket amp 20 fuse rating 4 mm HO7RN F or 245 IEC 66 or 3 5 mm AWG 12 e Wrong wiring conn
13. Prepare it by yourself 2 Fit the Front panel in the Drain pan Then fix it in the Drain pan with 2 hooks in the center of the air outlet 3 Fix 5 hooks around the Front panel with conformation the Guide rib is inserting into A the Back body p 4 Fix 8 screws and close 3 Cap screws 5 Install the Drain band into the Front panel g N Ee 6 Check the gap between the Front panel Fa dd B and the Back body Guide rib 3 Drain pan How to remove the Drain pan gt assembly 1 Remove the Air inlet grille and the Front panel CD 2 2 Remove the Louver motor from the Drain pan Louver motor 3 Remove the shaft of Horizontal louver Electrical wire 4 Remove the LED base and Electrical wire LED base TM Shaft of Horizontal lover 5 Remove the TA sensor wire Drain hose TA sensor 6 Remove the Drain hose Continue v FILE NO SVM 06021 No Part name Procedures Remarks Drain pan 7 Remove 7 screws and remove the Drain Screw assembly pan assembly Drain Pan 4 Electrical parts lt How to remove the Electrical parts assembly gt assembly 1 Remove the Air inlet grille the Front panel and the Drain pan assembly 1 2 Connecting 2 Remove the Terminal cover cable clamp Earth wire 3 Unfasten the screw of Cord clamp and disconnect the connecting cable 4 Remove the Connector cover and disconnect the Fan motor cords 5 Re
14. Press DD button Is transmission NO mark indicated YES Press RESET button on remote control 15 receiver on with tip of pencil indoor unit exposed to direct sunlight YES Does indoor unit operate when moving remote control near receiver or indoor unit Is there any thyristor fluorescent NO light nearby YES Press 5 button YES Batteries are exhausted Is transmission mark NO indicated YES NO Does indoor unit beep and operate YES Remote control is defective Does indoor unit start to operate by automatic restart function Does radio sound is affected by remote control when a signal is transmitted at distance of 5 cm from radio P C board is defective Avoid direct Keep indoor unit Replace Replace sunlight away from P C board batteries Note After replacing batteries press the RESET button with a tip of a pencil Normal Replace operation remote control thyristor fluorescent light 67 FILE NO SVM 06021 10 PARTS REPLACEMENT 10 1 Indoor Unit No Part name Procedures Remarks Air Inlet grille lt How to remove the Air inlet grille gt 1 Stop the operation of the Air conditioner and turn off its main power supply 2 Open the Air inlet grille with both hands Air inlet grille 3 Unfasten 3 screws about two to three rounds for fixing the Panel arms 4 Move the Air inlet grille toward
15. 4 switch you should ee 401 mccum E ee 00 1 1 INDOOR 02 00 0061 BLOCK UNIT 890 C 7 ag 758 0 277 7 7 72 2 U 7 U TRANSFORMER l 1 OUTDOOR 0 er n POWER SUPPLY UNIT 38 coe DISCHARGE d 4 BLK 373 PIPE 220 240 V 50 Hz Ed SENSOR TD SUITS oo OUTDOOR sa 05 1 1 2 3 TNR UN 177 x 4 RED 3137 OUO GRN amp YEL WHI TNR R73 opcs CHASSIS 23 m BLK RED 979 l 07 MAGNETIC 525 620 2 O BLU vs D d ig EY Be NE CR12 COIL FOR 4 WAY VALVE CR13 CAPACITOR CAPACITOR o P us N RED 1 lt lt 3 N KA e KA Q COMPRESSOR TERMINAL FAN MOTOR COMPRESSOR 3 2 RAS 24GFHP ES2 RAS 24GAH ES2 FILE NO SVM 06021 INFRARED RA YS RECEIVE 1 AND INDICA TION P ARTS LOUVER MOT OR COLOR IDENTIFICA TION BR W BROWN nn inn 5601 R09 R507 WHI WHITE BLK 04 swircH YEL YELLOW BO MAIN PCB BLU BLUE R22 eenen PCB BLK BLACK A GR Y GRA Y p SM FUSE 101 PNK PINK T6 3A_250V AC PO 865 1 ORANGE Ot
16. Is the crossover cable connected properly Inspection procedure Cooling only model Turn on power supply Does OPERATION lamp blink YES Hefer to 9 6 1 Power can not be turned Is resistance value of thermo sensor and heat exchanger sensor TC normal Microcomputer is defective Miniature relay RY04 is defective Does miniature relay RYO4 switch on and off due to temperature changes Thermo sensor or heat exchanger sensor is defective Replace thermo sensor or heat exchanger sensor Is it possible to detect AC 220 240V between 2 and 9 on terminal block Replace P C board Rewire or replace 9 Are all of compressor cords normal defective cords YES Is compressor motor winding NO Compressor is defective Replace compressor Check winding resistor YES Is capacitor for compressor normal Capacitor is defective Replace capacitor YES NO Is overload relay normal Overload relay is defective Replace overload relay YES NO Does compressor start Compressor is defective Replace compressor YES Does compressor stop after a while YES Is gas quantity normal Check gas pressure YES Compressor is defective YES Replace P C board Gas shortage Gas leak Supply gas 50 FILE NO SVM 06021 Inspection procedure Colling model Turn on power su
17. Suddenly 00 25 min ofter operation C Zone If 2 C gt Teo gt 10 C defrost will start when Te lt 3 at least 20 sec or 60 min after operation FILE NO SVM 06021 7 6 2 Defrost finish condition 1 If Te gt 3 at least 60 sec gt 4 way value 2 If Te gt 8 C gt 4 way value on Timing Operation time 4 Loops Tt Start time record Finish time record Defrost time rate Td Tt x 100 Heating time rate Tt Td x Tt Fig 7 6 2 _ 96 FILE NO SVM 06021 7 7 Auto Restart Function 7 7 1 How to set auto restart function The indoor unit is equipped with an automatic To set the auto restart function proceed as follows restarting function which allows the unit to restart The power supply to the unit must be on the function operating with the set operating conditions in the event Will not set if the power is off of power supply being accidentally shut down The Push the TEMPORARY button located in the center operation will resume without warning three minutes Of the front panel continuously for three seconds after power is restored The unit receives the signal and beeps three times This function is not set to work when shipped from the unit then restarts operating automatically in the factory Therefore it is necessary to set it to work event of power supply being accidentally shut down When the unit is on standby Not operating Operation Push TEMPORARY button for mo
18. control one P P ay switch to the A setting press the 1 22 control selector switch with the MODE button again while pressing the CHECK button 1 Turn the circuit breaker of the main power switch off before setting the selector switch 2 Remove the Air inlet grille Refer to page 35 8 4 2 TOSHIBA AB AUTO A OSS lt e PMULULIU HiPOWER ECO MODE Fig 8 6 1 MODE button 3 Select the terminal of selector switch from A PUES position to B position FIX TIMER A A 3 5 9H ON OF c ly c RESETe CLOCK 6 CHK button AIRFLOW ENE i F RGY VEN Fig 8 6 3 3 Confirm that the indoor unit can operate with the Fig 8 6 2 new setting FILE NO SVM 06021 8 7 How to Use Drain Pump Kit of Option 8 8 Others In the case of upward drainage from the unit Under 8 8 1 Gas leak test ceiling installation It is necessary to use Drain pump kit of option parts By using a Drain pump kit it becomes possible to raise 300 mm from a ceiling side Please follow the installation manual of Drain pump kit TCB DP10CE attachment Drain pump kit Fig 8 7 1 To gt K Flare nut connections Indoor unit Flare nut connections td it ei 6 Y s B 2
19. diode DB01 is defective 3 Q301 F02 and 01 are defective 4 Q301 F03 ICO7 and T01 defective Heating and cooling model 05 and 06 are defective Cooling only model 1 The wire of the relay coil RY04 comes down or the relay drive Q33 is defective 2 CN27 or 4 is connected wrongly The lamps are defective or the housing assembly CN13 is defective 1 The temperature of the indoor heat exchanger is extremely low 2 The connection of the heat exchanger sensor is loose The connector is disconnected 01 3 heat exchanger sensor and the P C board are defective Refer to Table 9 8 2 4 The main P C board is defective FILE NO SVM 06021 No Procedure Checkpoints If the above condition No 6 still continues start the unit in the following condition e Set the operation mode to HEAT e Set the preset temperature much higher than room temperature Connect the motor connector to the motor and turn on the power supply Start the unit in the following condition e Set the operation mode to FAN e Set the fan speed level to HIGH The unit compressor operates continuously in the above condition 1 Check whether or not the compressor operates 2 Check whether or not the OPERATION lamp blinks Check it is impossible to detect the voltage between 2 of the 11 The motor does not operate But it is possible to r
20. ix Clip anchor local parts Fig 8 4 20 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 Mounting screws 8 NOTE e Secure four corners and lower parts of the Installation plate 1 with 6 to 8 mounting screws to install it lt Piping and Drain hose installation gt FILE NO SVM 06021 8 4 6 Wiring connection e he piping direction can be the following 3 Ways with How to connect the connecting cable the Drain hose e Each piping direction should be connected with the Flexible pipe Side piping Bottom piping Fig 8 4 23 e Cut or remove the determined direction slit or cover Slit for upper piping Cover for side piping Cover for rear upper piping Fig 8 4 24 Screws Al Terminal cover Cord clamp 4 Earth terminal T F Fig 8 4 25 Remove Terminal cover and the Cord clamp 2 Insert the connecting cable into the pipe hole on the wall 3 Insert the connecting cable fully into the Terminal block and secure it tightly with the screw Tightening torque 1 2 N m 0 12kgf m 4 Fix the connecting cable by the Cord clamp with two screws 5 Fix the Terminal cover lt Stripping length of the connecting cable gt DOGE
21. 1 7DIA FRONT CABINET LEFT CABINET RIGHT CABINET ASSEMBLY FAN MOTOR Made in China PROPELLER FAN Location No 19 81 43147001 43119329 43104301 43139317 43139318 43T19330 43T00460 43T96305 43T62325 43T61304 43152302 43155340 43155324 43160352 43133002 43161305 43119331 FILE NO SVM 06021 NUT FLANGE FAN GUARD PARTITION MOTOR BASE CONNECTION PLATE MOTOR BASE PACKED VALVE COVER UPPER CABINER ASSEMBLY BUSHING ELECTRIC PART COVER ELECTRIC PART BASE MAGNETIC CONTACTOR AC220 240V 50Hz MF CAPACITOR CAPACITOR PLASTIC FILM TERMINAL BLOCK 6P SPARK KILLER MAGNETIC RELAY BASE FIN GUARD TOSHIBA CARRIER THAILAND CO LTD 144 9 5 BANGKADI INDUSTRIAL PARK TIVANON ROAD TAMBOL BANGKADI AMPHUR MUANG PATHUMTHANI 12000 THAILAND
22. Insert the three Panel arms on the Air inlet grille and 2 Loosen three screws for fixing the Panel arm fix each securely by screws Do not remove the screws at this time Panel arm Fig 8 4 3 3 First move the Air inlet grille upward then turn it backwards 4 Remove the Grille stopper from the axis of the Front CAUTION panel After that remove the Air inlet grille The screws that fixed with Panel arms must not 5 Remove the Panel arms from the Front panel be loose Panel arm 2 Set the Air inlet grille arm to the axis of the Front panel 3 Insert the Grille stopper to the correct position and fix it securely with screws 4 Push the Air inlet grille to the correct position Axis of the Air inlet Front panel grille arm Fig 8 4 4 Fig 8 4 6 38 8 4 4 Under ceiling installation For the installation of the indoor unit use the Paper pattern which is inside the package box cover Install the Suspension bolts e Install the suspension bolts so that it can support the indoor unit 240 mm or more 235 mm or more Fig 8 4 7 e Adjust distance to ceiling before installation bolt 40 45 mm Washer Washer Spring washer Fig 8 4 8 Suspension bolt M10 FILE NO SVM 06021 Install the indoor unit 2 OO Remove the Side covers and the Installation plate D Insert the Suspension bolts into the metal fitting
23. MOT OR COLORIDENTIFICA BR W BROWN RED RED WHI WHITE 5601 809 R507 YEL YELLOW BLK AD IC04 MAIN PCS BLU BLUE P04 R22 BLK BLACK MCC 865A GR Y GRA Y Fo FUSE T6 3A 250 ORN ORANGE m IMEC 8658 YELLOW GRN GREEN pu EN _ PURPLE a WHI CN31 RY401 5 i zn Q 7 RYO4 O BY THERMO 00 00 SENSOR 90 IC03 C301 HEAT EXCHANGER HAN SENSOR GRN amp YEL d 2401 K 8506 EE CN402 i243 2 FOR FLOA SWITCH FOR DRAIN PUMP 1243 us 00 FAN When you use float 313 MOT OR switch you should cut J401 ee 6X6 00 5 t INDOOR TERMINAL INDOOR BLOCK UNIT r POWER SUPPLY 220 240 V 50 Hz OUTDOOR 1 1 1 UNIT 1 1 1 i OUTDOOR TERMINAL D Ww Ge i CHASSIS GRY RED 7 E E a NE RED Xi BLK 1 2 EX m CAPACITOR WH FAN MOTOR PNK BLK DA gue AA b s 1 bod COMPRESSOR 1 COMPRESSOR TERMINAL 2221 i FILE SVM 06021 4 SPECIFICATION OF ELECTRICAL PARTS 4 1 Indoor Unit RAS 24GFHP ES2 RAS 18GFHP ES2 Patsmme _ Specifications 2 Thermo sensor Ta
24. e secure it with the Drain band and two screws Slit for upper piping Za Cover for rear upper piping Drain hose Fig 8 4 16 2 Connect the Flexible pipe 41 to the large pipe Gas side Big pipe Flexible pipe Fig 8 4 17 40 FILE NO SVM 06021 8 4 5 Console installation Install the indoor unit e Select the terminal of Selector SW from C position to Install the Installation plate 1 at the wall according to F position the Paper pattern e Hang the indoor unit on the hooks of the Installation 08 plate 1 e Fixthe lower portion of the indoor unit with Mounting screws 8 2 places JYYYY s TL Indoor unit agg E Fig 8 4 18 Cutting a hole and mounting the installation plate e When installing the rear piping determine the pipe hole position drill the pipe hole 280 at a slight downward slant to the outdoor side e For mounting of the Installation plate 1 use the Paper pattern which is inside the package box cover 8 Mounting screw 1093 375 mm or more Mounting screw Fig 8 4 21 lt Condition for installation gt e The unit must not decline more than 15 mm in either 390 mm or more Rear piping hole 280 axis Fig 8 4 19 15 mm auc mane X Q X Anchor bolt Projection 5 mm dia hole 15 mm or less Mounting screw 24 x25 Fig 8 4 22
25. e Overload relay or thermostat trouble of compressor OPERATION TIMER and PRE DEF Cycle failure or FAN ONLY or cooling only model lamps are blinking Table 9 3 2 Diagnosis by detective operation 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 works The outdoor fan The compressor operates The outdoor unit Outdoor fan does not rotate motor is defective The compressor does not An internal part of the operate compressor is defective 50 9 4 Self Diagnosis by Remote Control Check Code 1 If the lamps are indicated as shown B to G in Table 9 3 1 exchanger the self diagnosis by the remote control When the remote control is set to the service mode the indoor controller diagnoses the operation condition and indicate the information of the self diagnosis on the display of the remote control with the check codes If a fault is detected all lamps on the indoor unit will blink at 5 Hz and it will beep for 10 seconds Pi Pi Pi The timer 2 lamp usually blinks b Hz during self diagnosis 9 4 1 How to use remote control in service mode TOSHIBA N A AUTO A OOO CHK AM Sat j T 9 AM t t 4 kam eH RESETe CLOCK e Alphanumeric c
26. follows Press TEMPORARY button one time or use remote control to turn on air conditioner The OPERATION display will show in orange color When AUTO RESTART is ON or green color When AUTO RESTART is OFF Hold down the TEMPORARY button for more than 20 seconds The air conditioner will stop suddenly when the TEMPORARY button is pressed but keep holding it continue Then will beep 3 times in 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 without any blinking of display The Self Cleaning Operation had been cancelled Remarks Per setting of Self Cleaning function above AUTO RESTART function had been cancelled To set AUTO RESTART again please follow item 7 8 1 7 9 2 How to set Self Cleaning function To set the Self Cleaning function proceed as follows Press TEMPORARY button one time or use remote control to turn on air conditioner The OPERATION display will show in orange color When AUTO 1 or green color When AUTO RESTART is OFF Hold down the TEMPORARY button for more than 20 seconds The air conditioner will stop suddenly when the TEMPORARY button 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 tim
27. function 7 10 Quiet Mode 7 11 Comfort Sleep mode FILE NO SVM 06021 8 9 10 11 FILE NO SVM 06021 INSTALLATION PROCEDURE 8 1 Safety Cautions 8 2 Installation Diagram of Indoor and Outdoor Units 8 3 Installation 8 4 Indoor Unit 8 5 Outdoor unit 8 6 How to Set Remote Control Selector Switch 8 7 How to Use Drain Pump Kit of Option 8 8 Others TROUBLESHOOTING CHART 9 1 Iroubleshooting Procedure 9 2 Basic Check Items 9 3 Primary Judgement 9 4 Self Diagnosis by Remote Control Check Code 9 5 How to Diagnose Faulty Parts 9 6 Iroubleshooting for Indoor Unit 9 7 Troubleshooting for Wiring Interconnect Cable and Serial Signal Wire 9 8 Troubleshooting for P C Board 9 9 Troubleshooting for Remote Control PARTS REPLACEMENT 10 1 Indoor Unit 10 2 Outdoor Unit RAS 24GAH ES2 RAS 24GA ES2 10 3 Outdoor Unit RAS 18GAH ES2 RAS 18GA ES2 EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy 11 2 Indoor Unit 11 3 Outdoor Unit 11 4 Outdoor Unit 11 5 Outdoor Unit 11 6 Outdoor Unit RAS 24GAH ES2 RAS 18GAH ES2 RAS 24GA ES2 RAS 18GA ES2 his air conditioner is charged with R 410A does not deplete the Ozone layer e This air conditioner requires special service tools R 41 for the refrigerant 410 FILE NO SVM 06021 MODEL RAS 18GFHP ES2 RAS 18GFP ES2 RAS 24GFHP ES2 RAS 24GFP ES2 RAS 18GAH ES2 RAS 18GA ES2 RAS 24GAH ES2 RAS 24GA ES2
28. neccessary to check steps 1 to 3 in the right next column Press button once to start the unit Do not set the mode to Fan Only or On Timer operation Shorten the line of the restart delay timer and start unit Press 1 button once to start the unit Shorten the time of the restart delay timer Set the operation mode to COOL Set the fan speed level to AUTO Set the preset temperature much lower than the room temperature The unit compressor operates continuously in the above condition Check whenther or not the fuse 01 is blown Check power supply voltage Between TP3 and TP4 of CN30 and 1 220 240V Between and of C02 DC310 340V Between 12V and GND Between 5V and GND Check power supply voltage Heating and cooling model 1 Between CN31 and CN23 AC70 100V Cooling only model 1 Between collector of Q33 and GND for relay coil DC12V 2 Between 2 and 3 of terminal block for connecting cable Check whether or not all lamps OPERATION TIMER PRE DEF or FAN ONLY ECO and AUTO are indicated for 3 seconds 1 Check whether or not the compressor operates 2 Check whether or not the OPERATION lamp blinks 64 Impluse voltage was applied or the indoor fan motor short circuited 1 The terminal block or the cross over cable is connected wrongly 2 The capacitor C01 and C15 line filter L01 resistor R01 or the
29. only operation 40 The compressor is not turned on even though compressor is not turned on in the restart delay timer FILE NO SVM 06021 9 3 Primary Judgement 9 3 2 Failure diagnosis 9 3 1 Role of indoor unit controller 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 Table 9 3 1 O m Sers O OPERATION amp s binkirg Hz Power failure when the power supply stung on _ T Thermo sensor TA short break OPERATION 15 s Heat exchanger sensor TC short or break OPERATION ampie ire He noon otek E OPERATION lamps blinking Indoor PC boardfalure ___ s OPERATION and TIMER aus Wrong wiring of connecting cable bHz OPERATION TIMER and PRE DEF e Gas shortage or other refrigerant cycle trouble or FAN ONLY or cooling only model lamps e Heat exchanger sensor open break or short are blinking
30. pipe 0 49m Connecting pipe 26 35 mm 212 70 mm 0 39m Flexible pipe i 12 70 mm 10 D 6 35 mm O D 12 70 mm i gt Packed valve Packed valve 212 70 26 35 AN Compressor PA225X2CS 4KU1 Capillary tube 01 7x40009 Condenser J oe Refrigerant Propeller fan R 410A 1 26 Kg Outdoor unit Standard Surface temp of heat pressure exchanger interchanging pipe T C Indoor Cooling High temperature 32 23 43 26 Low temperature 21 15 21 15 Note Measure the heat exchanger temperature the center of U bend By means of TC sensor sio FILE NO SVM 06021 5 3 RAS 24GFHP ES2 RAS 24GAH ES2 Cooling Heating 0 49m Connecting pipe 6 35 0 39m Connecting pipe 212 7 V Packed valve Packed valve N m 212 7 26 35 mp Gas container connection Reinstall etc Heating 4 way valve Main Sub 1 710002 Condenser iia lt a Refrigerant M R410A 1 90 kg E gt Cooling Outdoor unit Mark means check points of Gas Leak Heating Ambient temp Standard Surface temp of heat Fan speed Conditions DB WB pressure P exchanger interchanging indoor C pipe T1 C Indoo
31. 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 16A No other equipment should be connected to this power line For detailed installation acceptance please contact your power supplier whether its restriction 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 32 FILE NO SVM 06021 8 2 Installation Diagram of Indoor and Outdoor Units For installation of the indoor unit use the Paper pattern which is inside the package box cover Under Ceiling Installation Console Installation Hook 1 Installation plate lt lt Mounting screw 70 mm or more Before install the wireless remote control 2 Wireless remote control e With the remote control cover open load the batteries
32. the indoor unit s wireless receiver should be avoided e he microprocessor in the indoor unit should not be too close to RF noise sources For details see the owner s manual Remote control e A place where there are no obstacles such as a curtain that may block the signal from the indoor unit e Do not install the remote control in a place exposed to direct sunlight or close to a heating source such as a stove e Keep the remote control at least 1 m apart from the 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 FILE NO SVM 06021 Remote control usage e Under Ceiling Installation Ceiling Wall Reception range gt gt gt p a 1 E A 7 lt lt see Reception range 1 Remote control Axial distance Fig 8 4 1 e Console Installation Remote control Reception range Wall Floor Reception range Le Remote control Axial distance Fig 8 4 2 The Paper pattern is inside the package box cover Do not bend and dispose of it before installing L7 FILE NO SVM 06021 8 4 2 Before installation 8 4 3 After installation Remove the Air inlet grille gt Install the Air inlet grille gt 1 Open the Air inlet grille with both hands 1
33. turned off The compressor is not turned on and off even In the Dry operation the compressor is turned on and off though the thermo control is operated in the automatically at the regular intervals independent of the thermo Dry operation control The PRE DEF lamp is indicated when the The PRE DEF lamp is indicated during the Defrosting Heating operation starts operation or if the indoor heat exchanger temperature is low when the Heating operation starts At this time the indoor fan motor stops to prevent cold air from blowing in the room The outdoor fan motor stops in the Heating When the indoor heat exchanger temperature is high the outdoor operation fan motor is stopped by the high temperature limit control operation the room temperature is in the range that the 3 minutes timer operation It is also not turned on after the power compressor is turned on supply is turned on because of this timer operation The operation mode changes in the Auto In Automatic operation the room temperature is detacted every matic operation 15 minutes and the operation mode is changed according to difference between the room temperature and the preset temperature The Fan only operation continues in the When the room temperature is in the range Preset temperature Automatic operation 190 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
34. x 101 Magnetic contactor isconnect the lead wires from the terminal Heat pump model Transformer erform the common procedure 1 Running capacitor for fan motor Heat pump model emove the fixing screw 2 screws 24 x 10L isconnect the housing from the P C Board Spark killer P C Board 1 Perform the common procedure 1 Heat pump model 2 Disconnect the lead wires from the P C Board 3 Remove P C Board after unhooking 4 clams 7 Spark killer 1 Perform the common procedure 1 Cooling only model 2 Remove the fixing screw 1 screw 4 x 10L Magnetic contactor 3 Disconnect the lead wires from the terminal Cooling only model 75 FILE NO SVM 06021 11 EXPLODED VIEWS AND PARTS LIST 11 1 Indoor Unit E Parts Assy 401 408 Location m Location S Description Description noe noe 405 43T69560 PC BOARD FOR RAS 24GFHP ES2 43T69315 DISPLAY UNIT 43169561 PC BOARD FOR RAS 24GFP ES2 43T50302 TEMPERATURE SENSOR 43169562 PC BOARD FOR RAS 18GFHP ES2 43T69560 PC BOARD FOR RAS 24GFHP ES2 43T69563 PC BOARD FOR RAS 18GFP ES2 43T69561 PC BOARD FOR RAS 24GFP ES2 43T50004 SENSOR HEAT EXCHANGER 43T69562 PC BOARD FOR RAS 18GFHP ES2 43T60002 TERMINAL BLOCK 3P 43T69563 PC BOARD FOR RAS 18GFP ES2 43T62003 CORD CLAMP 43T08349 SWITCH COVER 75 43109379 43100357 43100431 43100432 43101306 43179312 43780302 43100433 43100434 43720303 437
35. 149011 43149012 43149019 43197307 43143390 43100448 43146332 43146335 43147331 43147333 43147013 43100468 43100474 43100454 43121377 43120319 43147001 SPRING BASE UPPER SPRING BASE LOWER SPRING BUFFER COMPRESSOR BOLT M6 CONDENSER ASSEMBLY FIXING PLATE VALVE VALVE PACKED 6 35 DIA VALVE PACKED 12 7 DIA H4 BONNET 6 35 DIA BONNET 12 70 DIA CAPILLARY TUBE 2 0 DIA FRONT CABINET LEFT CABINET RIGHT CABINET FAN MOTOR AC220 240V 50Hz PROPELLER FAN NUT FLANGE 80 43139317 43739318 43119330 43100455 43796305 43162325 43161306 43152301 43155340 43155341 43160352 43133002 43119331 43 00456 43 00457 43171301 PACKED VALVE COVER UPPER CABINET BUSHING ELECTRIC PART COVER ELECTRIC PARTS BASE SWITCH MAGNET CLK 35J MF CAPACITOR CAPACITOR PLASTIC FILM TERMINAL BLOCK 6P SPARK KILLER FIN GUARD UPPER FRONT CABINET A UPPER FRONT CABINET HANDLE 43142324 43141396 43149011 43149012 43149019 43197307 43143389 43100448 43146332 43146335 43147331 43147333 43147014 43700468 43100459 43100451 43121345 43120319 11 6 Outdoor Unit RAS 18GA ES2 BASE PLATE ASSEMBLY COMPRESSOR PA225X2C 4KU1 SPRING BASE UPPER SPRING BASE LOWER SPRING BUFFER COMPRESSOR BOLT M6 CONDENSER ASSEMBLY FIXING PLATE VALVE VALVE PACKED 6 35 DIA VALVE PACKED 12 7 DIA H4 BONNET 6 35 DIA BONNET 12 70 DIA CAPILLARY TUBE
36. 20304 43720317 43119309 43121369 43172309 43170311 43119323 43109378 43144318 11 2 Indoor Unit EDESUOH Description No AIR GRILLE PANEL ARM ASSY FRONT PANEL ASSY FOR RAS 18 24GFP ES2 FRONT PANEL ASSY FOR RAS 18 24GFHP ES2 MARK DRAIN BAND AIR FILTER CAP SCREW C CAP SCREW LR FAN COVER MOTOR BAND ASSY FAN ASSY MULTIBLADE FAN SCREW SET D T FAN MOTOR DRAIN PAN ASSY DRAIN HOSE ASSY STEPPING MOTOR HORIZONTAL LOUVER FLOCK REFRIGERATION ASSY FOR RAS 24GFHP ES2 GFP ES2 Location 43144319 43703344 43109314 43149303 43119324 43119325 43119328 43119326 43119327 43782308 43160314 43162303 43183003 43169421 43169422 43149326 43180003 43100365 FILE NO SVM 06021 sme _ REFRIGERATION ASSY FOR RAS 18GFHP ES2 GFP ES2 BACK BODY ASSY VERTICAL LOUVER PIPE HOLDER COVER BODY L COVER BODY R COVER BODY LD BUSH BODY R BUSH BODY D INSTALLATION PLATE TERMINAL COVER CONNECTOR COVER HOLDER REMOTE CONTROLLER WIRELESS REMOCO FOR RAS 18 24GFHP ES2 WIRELESS REMOCO FOR RAS 18 24GFP ES2 FLEXIBLE PIPE ASSY FILTER FRAME ASM GRILLE STOPPER FILE NO SVM 06021 11 3 Outdoor Unit RAS 24GAH ES2 25 36 15 Er Jag 24 7 gt E f RU 879 117 10 12 Description Description No No 24 43742324 BASE PLATE ASSEMBLY 43T19330 PAC
37. 3 43147013 43100468 43100473 43100451 43121378 43120319 43147001 43119329 43104301 B GEN CN BASE PLATE ASSEMBLY COMPRESSOR PA225X2C 4KU1 SPRING BASE UPPER SPRING BASE LOWER SPRING BUFFER COMPRESSOR BOLT M6 CONDENSER ASSEMBLY FIXING PLATE VALVE VALVE PACKED 6 35 DIA VALVE PACKED 12 7 DIA H4 BONNET 6 35 DIA BONNET 12 70 DIA CAPILLARY TUBE 2 0 DIA FRONT CABINET LEFT CABINET RIGHT CABINET ASSEMBLY FAN MOTOR AC220 240V 50Hz PROPELLER FAN NUT FLANGE FAN GUARD PARTITION Location No 22 Eom 43139317 43139318 43119330 43100460 43196305 43162325 43161307 43152302 43155340 43155341 43160352 43161305 43119331 43 46337 43 46339 43169059 43169060 43179305 43158301 43169580 43160325 FILE NO SVM 06021 PACKED VALVE COVER UPPER CABINER ASSEMBLY BUSHING ELECTRIC PART COVER ELECTRIC PARTS BASE MAGNETIC CONTACTOR AC220 240V 50Hz MF CAPACITOR CAPACITOR PLASTIC FILM TERMINAL BLOCK 6P MAGNETIC RELAY BASE FIN GUARD 4 WAY VALVE COIL V 4WAY AC220 240V 50Hz SENSOR TE SENSOR TD DRAIN NIPPLE TRANSFORMER TT 05 PC BOARD FILTER CLAMP 11 5 Outdoor Unit RAS 24GA ES2 FILE NO SVM 06021 Description No 43T42324 BASE PLATE ASSEMBLY 43741397 COMPRESSOR PA290X3CS AMU een Description No 20 FAN GUARD PARTITION 43119329 43104302 O1 WD 43
38. 3 The outdoor unit stops between 10 minutes to 1 hour after starting and a check code is indicated on the remote control Check code 03 1E Refer to Table 9 4 1 E ee 9 8 Troubleshooting for P C Board 9 8 1 How to check indoor P C board Caut 1 When removing the front panel and the P C board be 2 When removing the P C board hold the edge of the P C board and do not apply force to the parts 3 When connecting or disconnecting the connectors on the P C board hold the housing Do not pull at ions for handling P C board sure to turn off the power supply lead wires No FILE NO SVM 06021 Inspection gt 1 If the P C board is detective check for disconnection burn or discoloration of the copper foil pattern of the P C board 2 The P C board consists of the following 2 parts a Main P C board parts Power relay indoor fan motor drive circuit and control circuit C P U and peripheral circuits buzzer drive circuit and buzzer b Infrared rays parts Infrared rays receiving circuit Check the defects of the P C board with Table 9 8 1 Table 9 8 1 Inspection procedure Check points Turn off the power supply and remove the P C board assembly from electric parts base Remove the connecting cables from the terminal block Remove the connector of the motor and turn on the power supply If OPERATION lamp blinks once per second it is not
39. Are 1 2 and 3 crossover NO Connect crossover wires connected properly wires properly 5 Is connector Connect crossover connected properly properly YES Measure Does LED Orange on outdoor P C board blink NO Does LED Green on outdoor P C board blink Outdoor P C board is defective Indoor P C board is defective Replace P C board Replace P C board 08 Four way valve error Does coil terminal YES Does Pir way AON Four way valve hs operate properly in heating operation is defective y YES NO Are circuit Circuit check modification wires normal YES Is outdoor P C board Outdoor P C board Replace normal is defective P C board YES S Teese sortesistahca VES Indoor P C board Replace value 10 at 25 is defective P C board normal Replace TC sensor FILE NO SVM 06021 09 Other cycle error 1 Does compressor operate YES Check charged amount of refrigerant S compressor turned A in compressor Check defective overload Check compressor NO Is TC sensor Eme resistance value at 25 normal YES Replace compressor Is circuit wiring y Wiring check modification normal YES Replace TC sensor Is TC sensor disconnected from the sensing element YES Is outdo
40. FILE NO SVM 06021 TOSHIBA AIR CONDITIONER UNDER CEILING CONSOLE RAS 18GFHP ES2 RAS 18GAH ES2 RAS 18GFP ES2 RAS 18GA ES2 RAS 24GFHP ES2 RAS 24GAH ES2 RAS 24GFP ES2 RAS 24GA ES2 N 0 24 Class 18 Class June 2006 5 SPECIFICATIONS CONSTRUCTION VIEWS 2 1 Indoor Unit 2 2 Outdoor Unit 24 Class 2 3 Outdoor Unit 18 Class WIRING DIAGRAM 3 1 RAS 18GFHP ES2 RAS 18GAH ES2 3 2 RAS 24GFHP ES2 RAS 24GAH ES2 3 3 RAS 18GFP ES2 RAS 18GA ES2 3 4 RAS 24GFP ES2 RAS 24GA ES2 SPECIFICATION OF ELECTRICAL PARTS 4 1 Indoor Unit RAS 24GFHP ES2 RAS 18GFHP ES2 4 2 Outdoor Unit RAS 24GAH ES2 4 3 Outdoor Unit RAS 18GAH ES2 4 4 Indoor Unit RAS 24GFP ES2 RAS 18GFP ES2 4 5 Outdoor Unit RAS 24GA ES2 4 6 Outdoor Unit RAS 18GA ES2 REFRIGERATION CYCLE DIAGRAM 5 1 RAS 18GFHP ES2 RAS 18GAH ES2 5 2 RAS 18GFP ES2 RAS 18GA ES2 5 3 RAS 24GFHP ES2 RAS 24GAH ES2 5 4 RAS 24GFP ES2 RAS 24GA ES2 CONTROL BLOCK DIAGRAM 6 1 RAS 18GFHP ES2 RAS 24GFHP ES2 6 2 RAS 18GFP ES2 RAS 24GFP ES2 OPERATION DESCRIPTION 7 1 Outline of Air Conditioner Control 7 2 Description of Operation Circuit 7 3 Hi POWER Mode 7 4 High Temperature Limit Control 7 5 Low Temperature Limit Control 7 6 Defrosting Operation Auto Restart Function 7 8 Filter Check Lamp 7 9 Self Cleaning
41. KED VALVE COVER 43741397 COMPRESSOR PA290X3CS 4MU 43T00455 UPPER CABINET 43T49011 SPRING BASE UPPER 43T96305 BUSHING 43749012 SPRING BASE LOWER 43162325 ELECTRIC PART COVER 43749019 SPRING BUFFER 43T61306 ELECTRIC PARTS BASE 43T97307 COMPRESSOR BOLT M6 43 52301 SWITCH MAGNET CLK 35J 43T43391 CONDENSER ASSEMBLY 43155340 MF CAPACITOR 43T00448 FIXING PLATE VALVE 43T55341 CAPACITOR PLASTIC FILM 43 46332 VALVE PACKED 6 35 DIA 43T60352 TERMINAL BLOCK 6P 43146335 VALVE PACKED 12 7 DIA H4 43T19331 FIN GUARD 43747331 BONNET 6 35 DIA 43T00456 UPPER FRONT CABINET A 43747333 BONNET 12 70 DIA 43T00457 UPPER FRONT CABINET B 43747013 CAPILLARY TUBE 2 0 DIA 43T71301 HANDLE 43T00468 FRONT CABINET 43T46337 4 WAY VALVE 43T00474 LEFT CABINET 43T46339 COIL V 4WAY AC220 240V 50Hz 43T00454 RIGHT CABINET 43T69059 SENSOR TE 43721378 FAN MOTOR AC220 240V 50Hz 43T69060 SENSOR TD 43720319 PROPELLER FAN 43179305 DRAIN NIPPLE 43747001 NUT FLANGE 43T58301 TRANSFORMER TT 05 43T19329 FAN GUARD 43T69580 PC BOARD 43T04302 PARTITION 43T60325 FILTER CLAMP 43739317 MOTOR BASE CONNECTION PLATE 43 47308 CAPILLARY TUBE 1 0 DIA 43T39318 MOTOR BASE O1 Q NN 78 11 4 Outdoor Unit RAS 18GAH ES2 Location No Q 43142324 43141396 43149011 43149012 43149019 43197307 43143392 43100448 43146332 43146335 43147331 4314733
42. M bel L L pw OPERATION MODE RAS 18GFHP Series RAS 18GFP Series RAS 24GFHP Series RAS 24GFP Series Ma Jus al Pw ec juj Foy M Dy 111111 m soo tow vole ny 80 60 rw Mef M Le L L UL 1500 650 820 600 fou voume rem eoo eoo 776 eo eoo se aso 40 em _ Ar fow volume m 930 906 920 76 750 660 650 490 480 440 35 fon om per momo Arlon volume mem 900 10 750 6601650 490 480 440 ES FILE NO SVM 06021 7 2 Description of Operation Circuit 7 2 2 Cooling operation MODE button on the remote control is set 1 When turning on the breaker the operation lamp to the cooling operation blinks This means that the power is on or the power supply is cut off 1 The compressor 4 way valve outdoor fan and operation display on the remote control are 2 When pressing button on the remote control controlled as shown in Fig 7 2 2 receiving beep sounds from the indoor unit and the next operation is performed together with opening the vertical air flow louver 3 Once the operation mode is set it is memorized in the microcontroller so that the previous operation can be effected thereafter simply by pressing cy button Preset tem
43. RED WHI YEL BLU BLK GRY PNK ORN GRN amp YEL GRN PUR BROWN RED WHITE YELLOW BLUE BLACK GRAY PINK ORANGE GREEN amp YELLOW GREEN PURPLE LOUVER MOTOR SG01 RO9 R507 BLK MCC 865A 04 MAIN i GIO FUSE 101 6 250 t 0000 21 15 GRN amp YEL WHI CN31 ERD RY401 RED d O CN27 nue Q 00 o R405 3 13 501 1401 CN402 123 2225 1213 FILE NO SVM 06021 INFRARED RAYS RECEIVE 1 AND INDICATION PARTS switch 865 POWER SUPPLY CIRCUIT THERMO FOR FLOAT SWITCH FOR DRAIN PUMP PVP OPTION OPTION oo ee When you use float 313 switch you should eo cut J401 Ge 99 1 ao oo INDOOR INDOOR TERMINAL 2 9 UNIT BLOCK m E 4d POWER SUPPLY OUTDOOR 220 240 V 50 Hz UNIT i i I I I l OUTDOOR TERMINAL BLOCK GRN amp YEL GRN amp YEL BLK RED CHASSIS SPARK KILLER GRY MAGNETIC CONTACTOR CAPACITOR CAPACITOR NG j COMPRESSOR C SNR COMPRESSOR TERMINAL 10 3 4 RAS 24GFP ES2 RAS 24GA ES2 FILE NO SVM 06021 INFRARED RA YS RECEIVE AND INDICA TION P ARTS LOUVER
44. RING 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 e Never modify this unit by removing any of the safety guards or bypassing any of the safety interlock switches e 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 e Before doing the electrical work attach an approved plug to the power supply cord Also make sure the equipment is properly earthed e 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 e Exposure of unit to water or other moisture before installation could result in electric shock Do not store it in a wet basement or expose to rain or water e After unpacking the unit examine it carefully for possible damage e 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 e To avoid personal injury be careful when handling parts with sharp edges e Please read this installation manual carefully before installing the unit It contains further important instruc tions for proper installation REQUIREMENT OF REPORT TO THE LOCAL POWER SUPPLIER Please make absolutely sure
45. ame Q ty d Part name Q ty name Q ty june Pan head wood screw Filter frame x 2 3 1 x 1629 x2 Drain nipple x 1 Packaged with the outdoor unit Flexible pipe x 1 Pipe shield x 1 Others Owner s manual Installation manual e see FILE NO SVM 06021 8 3 3 Installation Servicing tools Changes in the product and components In the case of an air conditioner using 410 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 n order to increase the pressure withstand strength of the refrigerant piping flare processing diameter and size of opposite side of flare nuts have been changed for copper pipes with nominal dimensions 1 2 and 5 8 New tools for R 410A Applicable to R 22 model Gauge manifold As pressure is high it is impossible to measure by means of conventional gauge In order prevent any other refrigerant from being charged each port diameter has been changed In order to increase pressure withstand 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 E As pressure is high and gasification speed is fast for refrigerant charging it is difficult to read the indicated value by mean
46. ate Change the setting of cooling to high fan Does the fan speed become higher YES Normal NO Control P C board is defective Does AC 120V or higher voltage apply to between red and black lead of fan motor YES NO Shut off the power supply Does the cross flow NO fan rotate normally YES Turn on the power supply Operation Stops Is the rotation signal DC 5V 0V output between 3 Brown lead wire and 2 Gray lead wire of the motor connector CN11 when rotating the cross flow fan by hand in no operating status 3 pulses one turn YES Replace the control P C board 58 FILE NO SVM 06021 Replace the P C board Does connecting terminal connecting cable or power supply cord completely Does not found the short wire about connecting cable and power cord YES NO Thermal fuse operated due to prevent temperature rising cause of incompleted connecting Repair the bearing of the fan Motor control circuit failure 130 ICO3 RY501 or 12V power circuit failire 0305 0306 0301 01 Replace the P C board NO Replace the of fan motor Replace connecting the cable or power cord thermal fuse and terminal block FILE NO SVM 06021 9 6 3 Compressor does not operate Primary gt 1 Is the preset temperature higher than the room temperature in cooling operation 2
47. de CNO6 of transfer Is it possible to detect DC 5 V at IC61 and 12 V at IC51 YES Are TD and TE sensors normal TD 17 9 at 50 10 at 25 Refer to 9 9 Troubleshooting for Remote Control Check 01 04 in Table 9 4 1 Connect crossover cable properly Replace transformer Replace outdoor P C board YES Is it possible to detect Replace outdoor 220 240 V at CN11 P C board E Does MG switch operate Replace MG switch Next Page 61 Are of compressor cords normal Is compressor motor winding normal V NO Check winding resistor YES Is capacitor for compressor normal 2 YES NO 15 overload relay normal YES NO Does compressor start YES Does compressor stop after a while YES Is gas quantity normal Check gas pressure Compressor is defective Replace compressor Compressor is defective Capacitor is defective Overload relay is defective Compressor is defective Gas shortage Gas leak FILE NO SVM 06021 Rewire or replace defective cords Replace compressor Replace capacitor Replace overload relay Replace compressor Supply gas FILE NO SVM 06021 9 7 Troubleshooting for Wiring Interconnect cable and Serial Signal Wire 9 7 1 Outdoor unit does not operate Inspection procedure 1 Is the voltage between and 2 of the indoor te
48. e preset temperature is fixed at 24 and the indoor unit is controlled as shown in Fig 7 2 9 Cooling operation The louver moves to the position same as Hi POWER operation C 4 Cooling operation Fan only operation Heating operation Room temp Preset temp RAS 18GFHP ES2 RAS 24GFHP ES2 RAS 18GFP ES2 RAS 24GFP ES2 Table 7 2 1 Fig 7 2 9 Fan B 6 speed Starting period Stabilized period e Up until 12 minutes passed after starting the unit e From 12 to 25 minutes passed after starting the unit and room temperature is 3 C lower than preset temperature e temperature Preset temperature 4 C e From 12 to 25 minutes passed after starting the unit and room temperature is between preset temperature and 3 C lower than preset temperature e 25 minutes or more passed after starting the unit e Room temperature 2 Preset temperature 3 5 24 7 3 Hi POWER Mode 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 setting temperature drops 3 The value of the setting temperature on the remote control does not change e f
49. eceive the signal from the remote control The motor rotates but vibrates strongly 1 The temperature of the indoor heat exchanger is extremely high 2 The connector of the heat ex changer sensor short circuited 01 3 heat exchanger sensor and the P C board are defactive Refer to Table 9 8 2 4 The main P C board is defective 1 The indoor fan motor is defective Protected operation of P C board 2 connection of the motor connector is loose 3 The P C board is defective Table 9 8 2 Approximate resistance value of thermo sensor Resistance value 9 8 2 How to Shorten Time of Restart Delay Timer D Press CLR button while pressing CHK button with a tip of a pencil 2 Then press 5 button to transmit the signal to the indoor unit Hi POWER ECO EA SUNL q 4 il gek lt gt AM a PM LADA TIMER 1 3 5 9 CES CHK 65 v COMFORT QUIET COMFORT AIRFLOW ENERGY A A ON OFF v v RESETe CLOCK FILE NO SVM 06021 9 8 4 P C board layout m 01 5 p CHO TOSHIBA SOLDER TOSHIBA Bottom View 66 FILE NO SVM 06021 9 9 Troubleshooting for Remote Control The unit does not beep at all OPERATION lamp on indoor unit is not indicated
50. ection may cause some electrical parts burn out e Be sure to comply with local codes on running the wire from indoor unit to outdoor unit size of wire and wiring method etc e Every wire must be connected firmly NOTE Connecting cable e Wire type More than 1 5 mm HO7RN F or 245 IEC66 or 1 3 mm AWG 16 46 FILE NO SVM 06021 8 6 How to Set Remote Control Selector 2 Set the remote control selector switch with the Switch remote control When two indoor units ae installed in seperated rooms there is no need to change the selector switch B is indicated on the liquid crystal display when setting remote control selector switch to B A is not indicated on the display even if the selector switch Remote control selector switch is set to A e When two indoor units are installed in the same room or the adjacent two rooms they may be 1 Load the remote control with the batteries controlled simultaneously with a single remote 2 Press the CHECK button using something with control To prevent this set either unit and its remote sharp point The preset temperature on the remote control to B setting Both units are set to A setting control changes to 00 before shipment 3 Press the MODE button while pressing the e The remote control signal is not recived when the CHECK button B is indicted at the right of the indoor unit setting is different from the remote resent temperature display
51. emperature Processing Heat Exchanger Sensor Hi POWER Display FILTER Sign Display PRE DEF Sign Display Initiallizing Circuit Display Rays clock Frequence OPERATION _ 2 36 7 kHz Oscillator Circuit Drain Pump ON OFF Display Indoor Fan Serial Signal Communication Motor Louver ON OFF Signal Infrared Remote Circuit Control Serial Signal Transmitter Heceiver From Outdoor Unit Infrared Rays REMOTE CONTROL Remote Control Operation 0 i AUTO COOL DRY HEAT ONLY ar ie Seine FILE NO SVM 06021 6 2 RAS 18GFP ES2 RAS 24GFP ES2 Indoor Unit Control Panel Display e ouver Control Indoor Fan Motor FILTER Sign Temperature Sensor e 3 minute Delay at Restart for Compressor Display e Motor Revolution Control FAN ONLY Infrared Rays Signal Receiver Sign Display H Processing i TIMER Initiallizing Circuit Temperature Processing Display Infrared Rays Timer Clock Frequency OPERATION 36 7 kHz Oscillator Circuit Drain Pump ON OFF Display Power Supply Compressor ON OFF Circuit Louver ON OFF Signal RY04 RY401 Compressor Louver Motor Float Remote Switch Control Drain Pump d From Outdoor Unit REMOTE CONTROL Infrared Rays Remote Control AUTO COOL DRY ONLY
52. er cable and connect it properly Check the outdoor P C board In the case of the outdoor unit operating normally e Check whether or not both of serial LED Green and serial LED Orange is blinking If the serial LED Green is not blinking check the outdoor P C board If the serial LED Orange is not blinking check the indoor P C board If the operation command signals continue to be transmitted between 2 and 3 of the indoor terminal block replace the outdoor P C board Check the outdoor thermo sensor TE Check the outdoor P C board Check the outdoor heat exchanger sensor TD Check the outdoor P C board Repeatedly turn the indoor unit on and off with the interval of approx 10 to 40 minutes The check code is not indicated during operation And supply gas Check gas leak The indoor unit operates normally during the check If the reply serial signal continues to be transmitted between 2 and 3 of the indoor terminal block replace the outdoor P C board If the signal stops between them replace the indoor P C board Check the heat exchanger sensor TD Gas purging When turning on the unit the normal phase RST is detected but waveform has not been detected for 120 seconds or more FILE NO SVM 06021 9 5 How to Diagnose Faulty Parts Conceivable principle cause 04 Serial signal error by symptoms Does outdoor unit operate in
53. es The Self Cleaning function had been set Remarks Per setting of Self Cleaning function above AUTO RESTART function had been cancelled To set AUTO RESTART again please follow item 7 8 1 7 10 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 When the QUIET button is pressed the fan of the indoor unit will be restricted the revolving speed at speed L until the QUIET button is pressed once again cancel Quiet mode Hemarks 1 Quiet mode is unable to work in dry mode 2 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 COMFORT SLEEP mode The principles of comfort sleep mode are e Quietness for more comfortable e Save energy by changing room temperature automatically e he air condition can shut down by itself automatically Hemarks 1 Comfort sleep mode will not operate in dry mode and fan only mode 2 Comfort sleep 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 FILE NO SVM 06021 7 11 1 Cooling mode e The fan speed of indoor unit operates automatical
54. haracters are used for the check code 5 is 5 is 6 H is A D is B L is C d is D This illustration is only for Heat pump model For Cooling only model there is not the xx symbol FILE NO SVM 06021 1 Press CHK button with a tip of pencil to set the 4 51 remote control to the service mode e 00715 indicated on the display of the remote control The timer lamp on the indoor unit blinks continuously 5 times per 1 sec Press TIMER A button there is no fault with a code the indoor unit will beep once Pi and the display of the remote control will change as follows ns dd 1 ERES s e Check the unit with all 35 check codes 00 to 22 as shown in Table 9 4 1 e Press TIMER Y button to change the check code backwards If there is a fault the indoor unit will beep for 10 seconds Pi Pi Pi Note the check code on the display of the remote control e 2 digits alohanumeric will be indicated on the display e All lamps on the indoor unit will blink 5 times per 1 sec Press button After service finish for clear service code in memory e 7F is indicated on the display of the remote control Press 0 button to release the service mode e The display of the remote control returns to as it was before service mode was engaged 5 code code connect
55. have 9 4 Self Diagnosis by Remote Control been properly connected with terminals assigned the same numbers If the connectors are not properly 9 2 Basic Check Items connected the outdoor unit will not operate normally or OPERATION lamp and TIMER lamp will blink BHz 9 2 1 Power supply voltage The line voltage must be AC 220 240V If it is not 9 2 3 Program control within this range the air conditioner may not operate microcomputer operates as shown in Table 9 2 1 normally 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 1 When the main power supply is turned on The OPERATION lamp blinks to indicate that power is turned on the OPERATION lamp on the indoor unit If the button is pressed the lamp stops blinking blinks 2 The indoor fan motor speed does not change The indoor fan motor speed is automatically controlled in the Dry in the Dry operation operation 3 The compressor is not turned off even though The compressor has a function that it is not turned off for the room temperature is in the range that the 3 minutes after it is turned on even though the room temperature compressor is turned off is in the range that the compressor is
56. he dry operation the heating operation 1 The compressor 4 way valve outdoor fan and 1 The compressor 4 way valve outdoor fan and operation display on the remote control are operation display on the remote control are controlled as shown in Fig 7 2 4 controlled as shown in Fig 7 2 6 E en C sO 3 T LL LL o LL LL 3 2 Preset 0 a c temp pe LO LO gt gt 5 5 2 OFF ON ON E 9 OFF oFF 05 Preset 0 3 S L 566 a 5 lt gt S lt gt ES gt fc gt gt ao gt Q T gt 0 g S Z O o gt 5 O x O 05 Fig 7 2 4 Fig 7 2 6 2 The microcontroller turns the compressor on and off at the regular intervals 4 to 6 minutes While the compressor is turning off the indoor fan motor operates in the SUPER LOW position The pattern of operation depending on the relation between room temperature and preset When FAN button is set to AUTO the indoor fan motor operates as shown in Fig 7 2 7 When FAN button is set to LOW LOW MED MED or HIGH the motor operates with a constant air flow 15 temperatures is shown in Fig 7 2 5 RES L temp 0 5 1 7 Room temp p d 2 Preset temp 1 Preset temp M
57. ion Outdoor P C board Other parts including Table 9 4 1 Diagnosis function The indoor thermo sensor TA is Operation defective Disconnection or short circuit The indoor heat exchanger sensor TC is defective Disconnection or short circuit Operation The indoor fan motor or its circuit off is defective The part other than the above parts on the indoor P C board is Operation defective EEPROM access error IOL operation The serial signals can not be Operation transmitted and received between continues indoor and outdoor units e he crossover wire is connected wrongly e he serial signal transmitting circuit on the outdoor P C board is defective he serial signal receiving circuit on the indoor P C board is defective The operation command signals are not transmitted from the indoor unit to the outdoor unit Operation The outdoor thermo sensor TE All off is defective Disconnection or short circuit The outdoor heat exchanger TD All off sensor is defective Disconnection or short circuit The reply serial signal has been transmitted when starting the unit but stops being transmitted shortly after 1 Compressor thermo operation e Gas shortage e Gas leak 2 Instantaneous power failure Operation continues The discharge temperature is All off over 120 C The IOL operation is defective All off _ 52 continues continues co
58. ion in the following places may result in trouble Do not install the unit in such places e place full of machine oil e saline place such as the coast e place full of sulfide gas e place where high frequency waves are likely to be generated as from audio equipment welders and medical equipment FILE NO SVM 06021 8 5 2 Refrigerant piping connection 1 Cut the pipe with a pipe cutter C si 90 Obliquity fg Fig 8 5 2 2 Insert a flare nut into the pipe and flare the pipe A Die Pipe Fig 8 5 3 Projection margin in flaring A Unit mm Outer dia 6 35 12 70 1 0 to 1 5 1 5 to 2 0 1 0 to 1 5 2 0 to 2 5 44 FILE NO SVM 06021 lt Tightening connection gt 8 5 3 Evacuating Align the centers of the connecting pipes and tighten After the piping has been connected to the indoor unit the flare nut as far as possible with your fingers Then you can perform the air purge together at once tighten the nut with a spanner and torque wrench as shown in the figure AIR PURGE Evacuate the air in the connecting pipes and in the indoor unit using vacuum pump Do not use the refrigerant in the outdoor unit For details see the manual of the vacuum pump e Do not apply excess torque otherwise the nut may crack depending on the conditions lt Using a vacuum pump gt Unit N m Be sure to use a vacuum pump with cou
59. k at 20 C Output Rated 42W 6poles 1 220 240 2 Fan motor for outdoor WLF 240 42A 1 Winding resistance Red Black mE Black at 20 C 188 4512051 450V 2 0uF for fan motor Running capacitor RS44B506U0218S 440V 50uF for compressor 5 Magnetic contactor CLK 26J 220 240V 50Hz aa FILE NO SVM 06021 5 REFRIGERATION CYCLE DIAGRAM 5 1 RAS 18GFHP ES2 RAS 18GAH ES2 Cooling osom I Heatin Connecting pipe 9 Connecting pipe 212 70 p 26 35 mm 0 39 ee i N Flexible pipe 12 70 mm O D 6 35 mm O D 12 70 mm i 26 35 gt Accumulator Capillary tube Condenser 22 0x12002 Refrigerant lt RENE 2 Cooling Outdoor unit Mark means check points of Gas Leak 4 Heating Ambient temp Standard Surface temp of heat Fan speed conditions DB WB pressure P exchanger interchanging indoor C MPaG pipe T C Indoor Outdoor Heating High temperature 3 0 3 8 49 0 58 0 24 18 Note Measure the heat exchanger temperature the center of U bend By means of sensor 1 During heating overload the high temperature limit control operation is included Cooling 15 FILE NO SVM 06021 5 2 RAS 18GFP ES2 RAS 18GA ES2 0 39m Connecting
60. ly it relates with the compressor s operation Compressor s Operation Fan Speed OFF SL 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 after the comfort sleep mode has operated for 2 hour The value of the preset temperature on the remote control does not change e Press the COMFORT SLEEP button to choose the operating hours Repeat pressing to select the hours 1hr 3hr 5hr 9hr e f the COMFORT SLEEP button is pressed again means cancel comfort sleep mode 7 11 2 Heating mode e he fan speed of indoor unit operates automatically it relates with the compressor s operation Compressor s Operation Fan Speed ONE ON L 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 dose not change e Press the COMFORT SLEEP button to choose the operating hours Repeat pressing to select the hours 1hr 3hr 5hr or 9 hr e f the COMFORT SLEEP button is pressed again means cancel comfort sleep mode 30 FILE NO SVM 06021 8 INSTALLATION PROCEDURE 8 1 Safety Cautions For general public use Power supply cord of Outdoor unit shall be more than 4 mm HO7RN F or 245IEC66 polychlor
61. m e Compressor operation control Operation control of outdoor fan motor Operations according to the commands from the indoor unit e 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 outdoor heat exchanger and control for the four way valve and the outdoor fan motor Heat pump Model only 7 1 1 Louver control 1 Vertical air flow louver Position of veritcal air flow louver is automatically controlled according to the operation mode Besides position of vertical air flow louver can be arbitrarily set by pressing FIX button The louver position which is set by FIX button is stored in the microcomputer and the louver is automatically set at the stored position for the next operation 2 Swing If SWING button is pressed when the indoor unit is in operation the vertical air flow louver starts swinging When SWING button is pressed it stops swinging 7 1 2 Indoor fan control AC Fan motor 1 The indoor fan is operated by the stepless speed change AC motor 2 For air flow level speed of the indoor fan motor is controlled in five steps LOW LOW MED MED and HIGH If AUTO mode is selected the fan motor speed is automatically controlled by the difference between the preset temperature and the room temperature LOW LOW MED 2 MED Eeen Table 7 1 1 Cooling 11
62. mer operation again 1 Press FILTER button on the remote control 2 Push TEMPORARY button on the indoor unit Note If TEMPORARY button is pushed while the filter check lamp is not indicating the indoor unit will start the Automatic Operation 28 7 9 Self Cleaning function FILE NO SVM 06021 Self Cleaning function is designed to reduce humidity that causes mold to form inside the air conditioning unit This advanced efficient system reduces moisture in the coil When air conditioner is turned off the internal fan activates and dries the moisture in the coil for 20 minutes then it turns off automatically Operation display FCU fan ON ON rpm is depend on presetting rpm is SL speed FCU louver OPEN CLOSE en ON or OFF imer display depend on presetting of timer function ON or OFF ompressor depend on presetting per room temperature CDU fan ON or OFF depend on presetting per room temperature Cool mode or dry mode operation more than 10 mins Self Cleaning mode operate 20 mins ON or OFF depend on presetting of timer function Operation time Automatically turn off Turn off by remote controller or timer off function The Self Cleaning function is set as default at ex factory Self Cleaning operation can stop manually by press 0 button of the remote control two more time 7 9 1 How to cancel Self Cleaning function To cancel the Self Cleaning function proceed as
63. move the TC sensor and earth wire from Refrigeration assembly 6 Remove the Electrical parts assembly NOTE When install the electrical parts assembly fix the screw after the Back body is fixed Electrical parts assembly Refrigeration Fan motor cords Refrigeration How to remove the Refrigeration assembly gt assembly Remove the Air inlet grille the Front panel and the Drain pan assembly CD 2 3 Stop the gas at the Outdoor unit Remove 2 pipes from the Refrigeration assembly Earth wire TC sensor Pipe holder Hemove the TC sensor from holder m Remove the pipe holder Remove the earth wire Continue FILE NO SVM 06021 Remarks Refrigeration 7 Remove 2 screws and remove the assembly refrigeration assembly with pushing it to right hand 2 Screws 6 Multiblade fan How to remove the Multiblade fan and and Fan motor Fan motors 1 Remove the Air inlet grille and the Front panel CD 2 2 Disconnect 2 connectors 3 Remove the Fan covers 4 Remove the Motor band with holding the Fan motor and then remove the Fan motor with the Multi blade fans Fan cover Motor band Motor 2 Connectors 5 Unfasten the Set screw and remove the Multi blade fan Multi blade fans 72 FILE NO SVM 06021 10 2 Outdoor Unit RAS 24GAH ES2 RAS 24GA ES2 1 Stop the operation of the air conditioner and turn off Front cabine
64. nsulate the connecting part of Extension drain hose with the Pipe shield Pipe h Drain TUA Inside the room Extension drain hose Fig 8 4 31 Arrange the drain pipe for proper drainage from the unit Improper drainage can result in dew dropping Provided by customer 43 8 5 Outdoor Unit 8 5 1 Installation place e A place which provides the spaces around the outdoor unit as shown in the left diagram e place which can bear the weight of the outdoor unit and does not allow an increase in noise level and vibration e 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 When the outdoor unit is to be installed in an elevated position be sure to secure its feet e An allowable length of the connecting pipe is up to 15 m Refer to the table of TO CHARGE REFRIGERANT for detail e An allowable height level is up to 8 m e place where the drain water does not raise any problem 1 Install the outdoor unit without anything blocking the air discharging 2 When the outdoor unit is installed in a place 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 Especially in windy area install the unit to prevent the admission of wind Installat
65. nter flow Outer dia prevention function so that inside of the pump does of copper pipe Tightening torque not flow backward into pipes of the air conditioner 26 35 mm 16 to 18 1 6to 1 8 kgf m When the pump stops If inside oil of the vacuum pump enters into the air conditioner which adopts R 410A a 212 70 mm 50 to 62 5 0 to 6 2 kgf m trouble of the refrigeration cycle may be caused 1 Connect the charge hose from the manifold valve to e Tightening torque of flare pipe connections the service port of the gas side packed valve The operating pressure of R 410A is higher than that 2 Connect the charge hose to the port of the vacuum of R 22 Approx 1 6 times It is therefore necessary to pump tighten firmly flare pipe connecting sections which 3 Open fully the low pressure side handle of the connect the indoor and outdoor units up to the gauge manifold valve specified tightening torque Incorrect connections may 4 Operate the vacuum pump to start for evacuating not only cause a gas leakage but also damage the Perform evacuating for about 15 minutes if the refrigerant cycle 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
66. ntinues All off continues The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected And it returns to the normal condition when recovering from errors The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is defected And it returns to the normal condition when recovering from errors The lamp on the indoor unit blinks when error is defected The lamp on the indoor unit blinks when error is detected FILE NO SVM 06021 Judgement and action Check the indoor thermo sensor TA Check the indoor P C board Check the indoor heat exchanger sensor TC Check the indoor P C board Check the connector circuit of the indoor fan motor CN10 Check the indoor fan motor Check the indoor P C board Check the indoor P C board EEPROM and peripheral circuits Overload operation of refrigerating cycle In the case of the outdoor unit not operating at all e Check the crossov
67. ntrolled as shown in Fig 7 4 1 Heat exchanger temp 62 Compressor Outdoor fan 55 54 Fig 7 4 1 7 5 Low Temperature Limit Control The microcontroller detects the indoor heat exchanger temperature to prevent the indoor heat exchanger from freezing The compressor and outdoor fan motor are controlled as shown in Fig 7 5 1 Heat exchanger temperature Outdoor fan Less than 2 C continues for 5 minutes OFF Fig 7 5 1 7 6 Defrost Operation Heat pump model only When the indoor unit is in heating operation if the refrigerant evaporation temperature detected by the outdoor heat exchanger sensor is under the specified temperature the outdoor unit starts the defrosting operation At this time the 4 way valve relay and the outdoor fan motor are turned off The indoor fan motor is also turned off by the cold draft preventing control of the indoor microcomputer Then PRE DEF lamp on the indoor unit comes on The defrosting operation stops and the 4 way valve relay outdoor fan motor and the indoor fan motor are turned on automatically when the refrigerant evaporation increases to the specified temperature or when the defrosting time is over 12 minutes 25 7 6 1 Defrost starting condition A Zone 10 gt Teo 2 18 defrost will start when Te gt 2 5 C at teat 20 sec 90 min after operation B Zone If Te 18 C defrost start instantaneously
68. o A Bs GRN amp YEL GREEN amp R21 C15 YELLOW T IN GRN GREEN ni CN30 RY401 CREG Q DC12V O A a DC5V x R405 IC03 Y E cs SENSOR GRN amp YEL l MEM Un i x CN402 12243 FORFLOA T SWITCH FOR DRAIN PUMP OPTION OPTION When you use float switch you should cut J401 Lett Ecce NOOR OG BLOCK l i UNIT MAIN P C BOARD MCC 890 TAA ee TRANSFORMER T88 DISCHARGE POWER SUPPLY UNIT 38 coe Q 313 220 240 V 50 Hz SENSOR TD 99 05 OUTDOOR I I I 5 D 1 2 3 TNR RED GRN amp YEL So TNR gt lt d R73 RED CN01 MOO gt SENSOR TE i MAGNETIC 111 312 5 3 11 RY05 102 71 4 2 6 3 25 BLU 9 2 BORO ME CR12 COIL FOR 4 WAY VALVE CR13 CAPACITOR CAPACITOR o RED a RED a CN03 20 poem 17 X3 sok 2 000 WHI BLK BLK 9 Z N COMPRESSOR TERMINAL v EN COMPRESSOR FAN MOTOR 3 3 RAS 18GFP ES2 RAS 18GA ES2 COLOR IDENTIFICATION BRW
69. oprene sheathed flexible cord or 3 5 AWG 12 CAUTION New Refrigerant Air conditioner Installation THIS AIR CONDITIONER USES THE NEW REFRGERANT R 410A WHICH DOES NOT DESTROY THE OZONE LAYER 410 refrigerant is apt to be affected by impurity such as water oxidizing membranes and oils because the pressure of R 410A refrigerant is approx 1 6 times of refrigerant R 22 As well as the adoption of this new refrigerant refrigerating machine oil has also been changed Therefore during installation work be sure that water dust former refrigerant or refrigerating machine oil does not enter into the refrigerating cycle of a new refrigerant air conditioner To avoid mixing refrigerant and refrigerating machine oil the sizes of charging port connecting sections on the main unit are different from those for the conventional refrigerant and different size tools are also required Accordingly special tools are required for the new refrigerant R 410A as shown below For connecting pipes use new and clean piping materials with high pressure withstand capabilities designed for 410 only and ensure that water or dust does not enter Moreover do not use any existing piping as its pressure withstand may be insufficient and may contain impurities 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 con
70. or P C board normal Connect TC sensor properly 09 Other cycle error 2 NO Does indoor fan operate YES Are filters clogged KES Clean filters NO Is TC sensor NO resistance value 10kQ E at 25 normal Sensor Is connector connected properly YES Connect connector properly Is condenser S normal Is charged amount of NO Anti freezing YES refrigerant normal operation condenser YES YE Is indoor fan Charge motor normal refrigerant YES Is outside air Anti freezing fan motor NO Indoor P C board Replacd is defective P C board 54 FILE NO SVM 06021 OC Indoor TA sensor error Is CNOS TA sensor connector NO Connect connected properly properly YES Is TA sensor resistance value NO Replace sensor 10 kO at 25 C normal YES Indoor P C board is defective Replace P C board 0 Indoor TC sensor error Is CNO1 TC sensor connector NO Connect CNO1 connected properly properly YES Is TC sensor resistance value NO Replace TC sensor 10 at 25 normal p YES Indoor P C board is defective Replace P C board 18 outdoor TE sensor error Is TE sensor connector NO Connect connector connected properly properly YES Is TE sensor resistance value NO 10 at 25 C normal TE sensor YES Indoor P C board is defective Replace P C board 55 FILE NO SVM 06021 19
71. outdoor TD sensor error Is TD sensor NO Connect connector connected properly properly YES Is TD sensor resistance value NNO Replace TD sensor 50 at 25 normal 5 Indoor P C board is defective Replace P C board 1E Discharge temp error Is protective controller such as discharge ly hertioctar normal connector properly connector properly Is charged amount NO Check and modify charged of refrigerant normal amount of refrigerant YES Is overload relay normal Unit operates normally Is TD sensor resistance value NO 50 at 25 normal i YES Outdoor P C board is defective Replace P C board Z 56 9 6 Troubleshooting for Indoor Unit 9 6 1 Power can not be turned on The unit does not operate at all Primary check gt 1 Is the supply voltage normal 2 Is the connection to the AC output OK 3 Are the connection of the primary side and the secondary side of the power transformer inserted into the P C board 4 Is the fuse 01 blown Turn off power supply once and 5 second later turn it on again Is OPERATION lamp blinking Is it possible to turn on power button on remote control transmission mark on remote control flash normally and is its signal transmitted properly NO Remote control is defective Check selector switch of remocon Aor B is correct
72. p 7 2 1 Fan only operation MODE button on the remote control is set 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 2 1 When FAN button is set to LOW LOW MED MED or HIGH the motor operates with a constant air flow Compressor Outdoor fan OPERATION display lamp Room temp O C1 3 e TI 21 gt 2 Fig 7 2 2 sl 2 When FAN button is set to AUTO the indoor fan 2 2 5 motor operates as shown in Fig 7 2 3 When 1 2 FAN button is set to LOW LOW MED MED HIGH the motor operates with a constant air flow 1 1 C c 40 5 3 Preset 0 2 2 5 temp T 2 1 5 Preset temp 22 1 0 5 NOTE Preset 0 1 The values marked with 1 are calculated temp 7 controlled by the difference in motor speed between M and L 2 The Hi POWER ECO and COMFORT SLEEP NOTE operation cannot be set 1 The values marked with 1 are calculated and controlled by the difference in motor speed Fig 7 2 1 Setting of air flow FAN AUTO between M and L Fig 7 2 3 Setting of air flow FAN AUTO _22 _ FILE NO SVM 06021 7 2 3 Dry operation 7 2 4 Heating operation Heating and cooling model only MODE button on the remote control is set IMODE button on the remote control is set to to t
73. pply Refer to item Power can not be turned on Does OPERATION lamp blink YES Is it possible to start unit by remote control YES Is it possible to detect AC 200V between 2 and terminal block YES Is crossover cable normal YES Are all of compressor cords normal Of defective cords P Is compressor motor winding normal Repl Check winding resistor Compressor is defective eplace compressor YES Is capacitor for compressor normal Capacitor is defective Replace compressor YES Is overload relay normal Replace overload relay YES Does compressor start YES Does compressor stop after a while YES Is gas quantity normal Check gas pressure YES Compressor is defective YES Replace P C borad Refer to 9 9 Troubleshooting for Remote Control Replace P C Board and TC sensors Connect crossover cable properly Overload relay is defective Compressor is defective Replace compressor Gas shortage Gas leak Supply gas 60 FILE NO SVM 06021 Inspection procedure Heating model Turn on power supply Refer to item Power can not be turned on Does OPERATION lamp blink YES Is it possible to start unit by remote control YES Is it possible to detect AC 70 100V between 2 3 on terminal block Is crossover cable normal YES Is it possible to detect AC 12 V on secondary si
74. r Outdoor Note e Measure the heat exchanger temperature at the center of U bend By means of TC sensor 1 During heating overload operation a value for the high temperature limit control operation is included FILE NO SVM 06021 5 4 RAS 24GFP ES2 RAS 24GA ES2 Cooling 0 39m E m 0 49 T ELLA pipe Connecting pipe 26 35 mm 0 39m Yi N Flexible pipe 12 70 mm O D 6 35 mm O D 12 70 mm 26 35 m r Refrigerant _ _ LLL LLL R 410A 1 70 Kg E Cooling Outdoor unit Mark means check points of Gas Leak Ambient temp T Surface temp of heat Ean speed conditions DB WB pressure P exchanger interchanging s indoor MPaG pipelT C Cooling High temperature 4 040 32 23 43 26 Low temperature 1 651 21 15 21 15 Note Measure the heat exchanger temperature at the center of U bend By means of TC sensor 18 FILE NO SVM 06021 6 CONTROL BLOCK DIAGRAM 6 1 RAS 18GFHP ES2 RAS 24GFHP ES2 Indoor Unit Control Panel Functions e ouver Control Temperature Sensor 3 minute Delay at Restart for Compressor Motor Revolution Control Infrared Rays Signal Receiver p Processing T
75. re The unit is on standby than three seconds The unit starts to operate The green lamp is on After approx three seconds The unit beeps three times The lamp changes from and continues to operate green to orange E button If the unit is not required to operate at this time push TEMPORARY button once more or use the remote control to turn it off When the unit is in operation Operation Push TEMPORARY button for more The unit is in operation The green lamp is on than three seconds The unit stops operating The green lamp is turned After approx three seconds The unit beeps three times Hi POWER FILTER Nico If the unit is required to operate at this time push TEMPORARY button once more or use the remote control to turn it on e While this function is being set if the unit is in e While the filter check lamp is on the TEMPORARY operation the orange lamp is on button has the function of filter reset button e his function can not be set if the timer operation has been selected e When the unit is turned on by this function the louver will not swing even though it was swinging automatically before shutting down rd FILE NO SVM 06021 7 7 2 How to cancel auto restart function To cancel auto restart function proceed as follows the setting prodedure the unit receives the signal and beeps three times The unit will be required to be turned on
76. rminal block varied 2 Are signals from the indoor unit to the outdoor unit transmitted correctly based upon the following diagram NOTE Measure the voltage for 2 minutes and 30 seconds after starting the unit e bl Tester Heatpump model Terminal block on indoor side 2 D Hed White Terminal block Normal condition Voltage varied between AC70 100V Abnormal condition Voltage does not vary Cooling model Terminal block on indoor side Red 3 4 White 2 Terminal block TUM Fig 9 7 1 Normal condition After start operated about 2 minutes and 30 seconds Voltage between 2 and 3 of the of the indoor s Terminal block should be equal AC 220 240V Abnormal condition Don t found voltage AC 220 240V For Asia model AC 220V from terminal block OV 9 7 2 Outdoor unit stops a while after starting the unit Confirmation procedure Select one of 3 cases below and follow the procedure 1 The outdoor unit stops between 10 and 20 minutes passed after starting and it takes 10 minutes or more to restart the unit Gas has a low circulation Gas shortage Gas leak Pipe clogging Measure gas pressure Compressor is turned off and on automatically thermo sensor Heat pump Model or thermostat Cooling only Model 2 The outdoor unit stops once it would not operate until the power is turned on again Refer to 9 6 4 Compressor does not operate
77. s of a charging cylinder as air bubbles occur Torque wrench The size of opposing flare nuts has been increased nominal dia 1 2 5 8 a Incidentally a common wrench is used for nominal diameters 1 4 and 3 8 By increasing the clamp bar s receiving hole strength of spring in the tool has been improved 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 R 410A If the vacuum pump mineral oil mixes with R 410A a sludge may occur and damage the equipment Exclusive for HFC refrigerant e Incidentally the refrigerant cylinder comes with the refrigerant designation R 410A and protector coating in the U ARI specified rose color ARI color code PMS 507 e Also the charge port and packing for refrigerant cylinder require 1 2 UNF 20 threads per inch corresponding to the port size of the charge hose 26 8 4 Indoor Unit 8 4 1 Installation place e A place which provides the spaces around the indoor unit as shown in the above diagram e A place where there is no obstacle near the air inlet and outlet e place that allows easy installation of the piping to the outdoor unit e A place which allows the Front panel to be opened e Direct sunlight or fluorescent light to
78. s of the indoor unit oet to nuts spring washers and washers on both sides of the metal fittings and then move the indoor unit backward Secure it with the M10 Nuts 4pcs Attach the Side covers to the unit Installation plate Suspension bolt EE 1 Side cover PE Suspension bolt Side cover Fig 8 4 9 Condition for installation The unit must not decline more than 15 mm in either axis 7 15 Fig 8 4 10 FILE NO SVM 06021 lt Piping and Drain hose installation e Rear side piping with Drain hose Recommended e The piping direction can be 4 ways as illustrated direction Drain hose is only one way Ceiling Rear piping hole 280 Ceiling Rear piping Drain hose Fig 8 4 11 How to install the Drain hose Fig 8 4 14 1 Remove the two screws and the Drain band 5 Outa eltir h drdinhose hole 1 Cut or remove the determined direction slit or cover 2 Pipes and the Drain hose should be fixed together by the Drain band with two screws Slit for drain hose hole d NM Drain band gt T vy amp or Screws Fig 8 4 15 Fig 8 4 12 e Other direction piping 1 Cut the slit of connecting only upper direction 3 Place the Drain hose on the U shape space and
79. same as remote controller NO Parts R21 Does the Is fuse 01 R22 5601 fan motor NO of indoor C15 C01 connector between control board C02 3 blown and 01 are short circuit defective Is voltage DC 12V or 5V indicated on rear of indoor control board normal Microcomputer is defective Is DC 310 340V supplied to primary side of transfer switch Refer to Primary check or this problem is one step short of power P C board block Are AC 14V Are AC 14V and and AC 7V AC 7N Turn off breaker Supplied SW transformer pp supplied to once and turn it secondary TO1 or Tr Q01 secondary on again after side of for power supply side of removing motor transfer is defective transfer Switch sd FILE NO SVM 06021 Operation Check item Conceivable principle Cause Measure ltem by symptoms Unit operates normally Refer to 9 9 Troubleshooting for Remote Control Select switch to remocon A B for correct same as remote controller Replace main P C board Replace motor 9 6 2 Only indoor fan motor does not operate Shut off the power supply once Turn the power supply Does the fan stop in no operating status YES Start the operation with low fan setting in cool operation Does the fan rot
80. sen _ _ 4 Microcomputer TMPROMONN B gt ss 5 10kQ at 25 TC sensor 6 line titer Lor SSHVROTIS0 19 ACUTA 8 Capeitor c 2 ATE ON __ EX R22 Fuse F01 TSCR T6 3A 250V Varistor R21 R22 15G561K 560V Resistor 801 RF 2TK5R6 5 60 2W Output Rated 2W 6poles 4phase 12 Louver motor MP35EA12 DC 12V 4 2 Outdoor Unit RAS 24GAH ES2 No Parisname Type Specifications Output Rated 2200W 2poles 1 phase 220 240V 50Hz 1 Compressor PA290X3CS 4MU1 Winding resistance Red Black White Black at 20 0 Output Rated 42W 4poles 1 phase 220 240V 50Hz Fan motor for outdoor FG 240 42A 1 Winding resistance Q Red Black White Black 128 126 at 20 C 4513051 450 3 0uF for fan motor one capacitor RS44B506U0218S AC 440 compressor VHV STF AC 220 240V for 4 way valve 10kQ at 25 50kQ at 25 8 Wasbme S WMicroconvoler PAN A49 FILE NO SVM 06021 4 3 Outdoor Unit RAS 18GAH ES2 No Partsname n Output Rated 1500W 2poles 1 phase 220 240V 50Hz 1 Compressor PA225X2CS AKU1 Winding resistance Q Red Black White Black at 20 0 246 Output Rated 42W 4 1 phase 220 240V 50Hz Fan motor for outdoor FG 240 42A 1 Winding resistance
81. supplied ET 6 Bio enzyme amp Gingko filter correctly observing their polarity 5 Filter frame zeolite Vitamin C filter 2 Wireless remote control Air filter nol Remote control holder 9 Pan head Insulate the refrigerant wood screw pipes separately with insulation not together Vinyl tape Apply after carrying out a drainage test lt Saddle Extension drain hose lt drain hose D Not available provided by installer provided by installer 18 Class 24 Class sagu FILE NO SVM 06021 8 3 Installation 8 3 1 Optional installation parts Part Parts name t Refrigerant piping Liquid side 26 35 mm Gas side 612 70 mm Pipe insulating material polyethylene foam 6 mm thick 1 One Putty PVC t C utty apes 5 Fixing bolt arrangement of outdoor unit gt 109 mm 124 mm Air inlet 321 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 2 10 mm anchor bolts and nuts e f it is necessary to drain the defrost water attach drain nipple 10 to the bottom plate of the outdoor unit before installing it So FILE NO SVM 06021 8 3 2 Accessory and installation parts Part n
82. t Top cabinet its main power supply or remove the power supply cord 2 Remove the packed valve cover and the electrical parts cover 2 screws 4 x 10L 3 Remove 2 cord clamps 4 screws 24 x 16L and disconnect the power supply cord and connecting Common cable after removing 6 screwson on the terminal Sicca nc procedure block and 1 ground screw on the electrical parts 4 Remove the top cabinet 7 screws 24 x 10L p Pulling out upward 5 Remove the top cabinet 2 screws 24 x 101 24 10 Pull the front right portion toward you and remove it pulling out upward Packed valve cover 2 Cord clamps 4 screws 24 x 16L 7 screws 24 x 10L Front cabinet 5784 FILE NO SVM 06021 Running 1 Perform the common procedure 1 capacitor 2 Remove the capacitor band 1 screw 24 x 10L for compressor 3 Disconnect the lead wires from the capacitor terminal Running capacitor for compressor Running 1 Perform the common procedure 1 capacitor 2 Remove the fixing screw 1 screw 24 x 10L for fan motor 3 Disconnect the lead wires from the capacitor terminal Magnetic 1 Perform the common procedure 1 contactor 2 Remove the fixing screw 2 screws 24 x 16L 3 Disconnect the lead wires from the terminal Spark killer 1 Perform the common procedure 1 Cooling only model 2 Remove the fixing screw 1 screws 24 x 101 Running capacitor 3 Disconnect
83. tact separation of at least 3 mm 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 FILE NO SVM 06021 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 e CONNECT THE CONNECTING CABLE CORRECTLY IF THE CONNECTING CABLE 1 CONNECTED WRONGLY ELECTRIC PARTS MAY BE DAMAGED e CHECK THE EARTH WIRE THAT IT 15 NOT BROKEN OR DISCONNECTED BEFORE INSTALLATION e DO NOT INSTALL NEAR CONCENTRATIONS OF COMBUSTIBLE GAS OR GAS VAPORS FAILURE TO FOLLOW THIS INSTRUCTION CAN RESULT IN FIRE OR EXPLOSION e 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 e WHEN MOVING THE AIR CONDITIONER FOR INSTALLING IT IN ANOTHER PLACE AGAIN BE VERY CAREFUL NOT TO GET THE SPECIFIED REFRIGERANT R 410A WITH ANY OTHER GASEOUS BODY INTO THE REFRIGERATION CYCLE IF AIR OR ANY OTHER GAS 15 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 e IN THE EVENT THAT THE REFRIGERANT GAS LEAKS OUT OF THE PIPE DU
84. the charging hose from the service port Flare at 8 Securely tighten the caps on the packed valves outdoor unit side Fig 8 5 4 Half union T D Flare nut Compound pressure Pressure gauge Manifold valve Externally Internally 101 kPa 76 amp J threaded side z threaded side C Handle Lo 1 S Handle Hi Keep full closed Use a wrench to secure Use a torque wrench to tighten Charge hose For R410A only Charge hose For R410A only Vacuum pump adapter for counter flow prevention For R410A only Fig 8 5 5 Connecting pipe CAUTION KEEP IMPORTANT 4 POINTS FOR PIPING Packed valve WORK _ Packed valve gas side 1 Take away dust and moisture Inside of the connecting pipes 2 Tight connection between pipes and unit 3 Evacuate the air in the connecting pipes using VACUUM PUMP 4 Check gas leak connected points Fig 8 5 6 45 TO CHARGE REFRIGERANT RAS 18GFHP ES2 18GAH ES2 RAS 24GFHP ES2 24GAH ES2 RAS 18GFP ES2 18GA ES2 RAS 24GFP ES2 24GA ES2 No need to charge 15 15 refrigerant m or less m or less Need to charge Over 15 m up to Over 15 m up to refrigerant 20 m 20g m 25 m 20g m Packed valve handling precautions e Open the valve stem all the way out but do not try to open it beyond the stopper e Securely tighten the valve stem cap with torque in the following table
85. the lead wires from the terminal for fan motor Magnetic contactor Cooling only model 74 FILE NO SVM 06021 10 3 Outdoor Unit RAS 18GAH ES2 RAS 18GA ES2 No Remarks 1 Stop the operation of the air conditioner and turn off 2 screws 24 x 101 procedure its main power supply or remove the power supply cord 2 Remove the packed valved cover and the electrical Parts cover 2 screws 4 x 101 3 Remove 2 cord clamps 4 screws 2 4 x 16L and disconnect the power supply cord and connecting cable after removing 6 screws on the terminal block and 1 ground screw on the electrical parts base 4 Remove the upper cabinet 4 scerws 2 4 x 10L Pulling out upward 5 Remove the front cabinet 3 screws 4 x 10L Pull the front right protion toward you and remove it pulling out upward re 2 Cord clamps Packed valve cover Upper cabinet cabinet Running 1 Perform the common procedure 1 nbi capacitor 2 Remove the capacitor band 1 screw 24 x 101 for compressor 3 Disconnect the lead wires from the capacitor terminal Running 1 Perform the common procedure 1 capacitor 2 Remove the fixing screw 1 screw 24 x 10L Huhn ESL none for fan motor 3 Disconnect the lead wires from the capacitor capacitor EPA S terminal for compressor Ky Magnetic contactor erform the common procedure 1 the fixing screw 2 screws 2 4
86. the room temperature is higher than the setting temperature by 3 5 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 e 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 e 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 the air conditioner operates at normal airflow level Heating operation e he preset temperature increases 2 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 The Hi POWER mode can not be Dry Fan only operation FILE NO SVM 06021 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 co
87. with the remote control after the main power supply is turned off When the unit is on standby Not operating Operation Push TEMPORARY button for more The unit is on standby than three seconds The unit starts to operate The orange lamp is on p After approx three seconds The unit beeps three times The lamp changes from and continues to operate orange to green Hi POWER FILTER A Nico If the unit is not required to operate at this time push TEMPORARY button button once more or use the remote control to turn it off When the unit is in operation Operation Push TEMPORARY button for more The unit is in operation The orange lamp is on than three seconds The unit stops operating The orange lamp is turned off After approx three seconds The unit beeps three times If the unit is required to operate this time push TEMPORARY q TEMPORARY button once more or use the remote control to turn it on button e While this function is being set if the unit is in 7 8 Filter Check Lamp operation the orange lamp is on When the elapsed time reaches 1000 hours the filter 7 7 3 Power failure during timer operation check lamp indicates After cleaning the filters turn off the filter check lamp When the unit is in Timer operation if it is turned off because of power failure the timer operation is 7 8 1 How to turn off filter check lamp cancelled Therefore set the ti

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