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Samsung UQV09A1ME, Service Manual

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SERVICE

Manual

INDOOR UNIT
AQV12A1ME
AQV12A2ME
SH12VA1
SH12VA2
AQV09A1ME
AQV09A2ME
SH12VA1
SH12VA2

OUTDOOR UNIT
UQV12A1ME
UQV12A2ME
SH12VA1X
SH12VA2X
UQV09A1ME
UQV09A2ME
SH09VA1X
SH09VA2X

CONTENTS

AIR CONDITIONER

ROOM AIR CONDITIONER

1. Pre c a u t i o n s

2. Product Specifications

3. Operating Instructions and 

I n s t a l l a t i o n

4. Disassembly and Reassembly

5. Tro u b l e s h o o t i n g

6. Exploded Views and Parts List

7. PCB Diagrams

8. Wiring Diagrams

MC-Service

Summary of Contents for UQV09A1ME

Page 1: ...1ME UQV12A2ME SH12VA1X SH12VA2X UQV09A1ME UQV09A2ME SH09VA1X SH09VA2X CONTENTS AIR CONDITIONER ROOM AIR CONDITIONER 1 Precautions 2 Product Specifications 3 Operating Instructions and Installation 4 Disassembly and Reassembly 5 Troubleshooting 6 Exploded Views and Parts List 7 PCB Diagrams 8 Wiring Diagrams MC Service ...

Page 2: ...ng into a power cord This practice may result in malfunction or fire 6 After completing repairs and reassembly check the insulation resistance Procedure Prior to applying power measure the resis tance between the power cord and the ground terminal The resistance must be greater than 30 megohms 7 Make sure that the grounds are adequate 8 Make sure that the installation conditions are satisfactory R...

Page 3: ...1 2 MEMO Samsung Electronics ...

Page 4: ... 9 35 39 50 3800 2300 4680 13000 8000 16000 9 0 11 4 7 5 7 9 34 38 50 187 264 5 9 3 6 7 4 MAX12A 1310 760 1690 98 0 94 0 99 0 6 3 3 5 9 1 MAX12A 1410 740 2080 98 0 92 0 99 0 12 3 15x250 15x250 15x 250 1 5x 4 SingleRotary 48A135RV1JL 204CT AMPFS 022WTVA 1 2µF 450V AMASS 020WTVB 1 2µF 450V OD6 35x5 OD12 7x5 ID1 7x800 ID1 7x400 880 790x245x165 720x532x245 7 7 41 0 AQV09A1ME UQV09A1ME AQV09A2ME UQV09A...

Page 5: ...2 2 2 2 Dimensions 2 2 1 Indoor Unit Air in Front view Remote control Rear view Air out Installation plate 22 45 115 Samsung Electronics ...

Page 6: ...Product Specifications 2 2 2 Outdoor Unit 496 20 267 245 720 55 11 Front view Rear view 2 3 Samsung Electronics MC Service ...

Page 7: ...NDOOR UNIT OUTDOOR UNIT Heat exchanger Evaporator Gas side 3 way valve 2 way valve Liquid side Capillary tube Cooling Gas leak check point Heat exchanger Condenser Heating Capillary tube Check valve Compressor 4 way valve T T Samsung Electronics ...

Page 8: ...ress the Set Cancel button The Off Timer enables you to switch off the air conditioner automatically after a given period of time that is from 30 minutes to 24 hours To cancel the On Time press the Set Cancel button Each time you press this button Mode is changed in the following order Temp down button To decrease the temperature by the pressing the temperature button Temp up button To increase th...

Page 9: ...ther not operate or operate very slowly then switch to the selected fan speed This period is to allow the indoor unit s heat exchanger to prewarm before emitting 3 1 2 Name Function 21 Cover 21 Cover 31 Cover 29 Cover31 Cless 27 Cover29 Cless 25 Cover27 Cless 25 Cless 18 Cless 27 Cover 18 C less 27 C less 18 Cover 21 Cless 23 Cover 18 Cover 21 C less 23 C less Cooling Dehumidi fying Heating Automa...

Page 10: ...tomatically 6 SLEEP MODE Sleep mode is available only in COOL or HEAT mode The operation will stop after 6 hours In COOL mode The setting temperature is automatically raised by 1 C each 1hour When the temperature has been raised by total of 2 C that temperature is main tained In HEAT mode The setting temperature is automatically droped by 1 C each 1hour When the temperature has been droped by tota...

Page 11: ... Abnormalcommunication Indoor Outdoorunit Abnormalincreaseofoperation current Abnormalincreaseofdischargeand OLPtemperature OvercurrentofIPMcir cuit TroubleofthePTCcircuitoftheout door TroubleofACcurrentsensor open short andLeakageofr efriger ant R 22 Outdoorunittemperaturesensorerr or openorshort outdoortemp sensor deicetemp sensor OLPtemp sensor dischargetemp sensor heatsinktemp sensor X X X X X...

Page 12: ...ted in a high place 3 Make sure that you install the outdoor unit in area providing good ventilation and which is not dusty It must not be blocked by any obstacle affecting the airflow near the air inlet and the air outlet 4 Make sure that you install the outdoor unit in area free from animals or plants 5 Make sure that you install the outdoor unit in area not blocking the traffic 6 Make sure that...

Page 13: ...to the service valve and open the 3 way valve again 5 Check the pressure indicated by the pressure gauge low pressure side Refer to Low pressure graph 6 Open the refrigerant tank and fill with refrig erant until the rated pressure is reached It is recommended not to pour the refrigerant in too quickly but gradually while operating a pressure valve 8 Close the 3 way valve disconnect the pressure ga...

Page 14: ...djustment Unnecessary Add 20g of refrigerant R 22 for every 1m Air Purge Method Purge air using a vaccum pump or an additional refrigerant cylinder Refrigerant Quantity refer to specification sheet Add 20g of refrigerant R 22 for every 1m 20 25 30 35 40 45 32 4 30 6 28 8 27 0 24 0 21 5 6 5 6 5 5 5 4 5 4 3 5 Outdoor inlet air DB temp C MODEL NAME AQV12A1ME UQV12A1ME AQV12A2ME UQV12A2ME SH12VA1 SH12...

Page 15: ...inger to the left and right handle and pull to open the inlet grille 4 Take the left and right filter out 5 Loosen one of the right fixing screw and seperate the terminal cover 6 Loosen three fixing screws of front grille 7 Pull the upper left and right of discharge softly for the outside cover to be pulled out 8 Pull softly the lower part of discharge and push it up Caution Assemble the front pan...

Page 16: ...on drain hose 2 Pull tray drain out from the back body 1 Do 1 and 2 3 above 2 Loosen two fixing earth screws of right side 3 Separate the connection pipe 4 Separate the holder pipe at the rearside 5 Loosen the three fixing screws of right and left side 6 Lifting the heat exchanger up a little to push the up side for separation from the indoor unit 1 Do 1 2 3 4 above 2 Loosen the fixing two screws ...

Page 17: ...rate the Cabi Upper 4 Loosen five fixing screws from the Ass y Control Out 5 Separate the Terminal Housing from the Ass y Control Out 6 Separate the Ass y Control Out from the outdoor unit 7 Loosen seven fixing screws and separate the Cabi Side Take care of the electrical shock by contact on the charging parts before the discharge after power off If takes approximately 2minutes to discharge 4 3 Sa...

Page 18: ...d Fan 2 Remove the nut flange Turn to the right to remove as it is a left hand screw 3 Separate the fan 4 Loosen four fixing screws to separate the motor 1 Do 1 above 2 Loosen three fixing screws of Ass y Frame and Partition 3 Disassemble the inlet and outlet pipe by welding 4 Separate the heat exchanger Samsung Electronics ...

Page 19: ...inal cover of compressor and unscrew the connection terminal 3 Disassemble the inlet and outlet pipe of com pressor by welding 4 Disassemble the inlet and outlet pipe of con denser by welding 5 Loosen the three bolts of the lower part 6 separate the compressor 4 5 Samsung Electronics MC Service ...

Page 20: ...thout control of remote controller when plugged 1 2 3 4 5 6 7 Is the power off or the power unplugged Does it stop because it is the completion time Unplug and plug again the power source for 2 minutes Is the filter clogged with dust or dirty Is there any direct light on the outdoor unit or any obstacle against it Is the selected temperature too high Lower the selected temperature lower than the c...

Page 21: ...urrent Abnormal increase of discharge and OLP temperature Over current of IPM circuit Trouble of the PTC circuit of the outdoor Trouble of AC current sensor open short and Leakage of refrigerant R 22 Description Timer STD NATURE POWER SAVING SILENCE Air filter under the grille Air flow blades outlet Air Inlet Timer indicator STANDARD indicator NATURE indicator Inverter Power Moniter indicator Only...

Page 22: ...ature Abnormal increase of operation current Abnormal increase of OLP temperature Over current of IPM circuit Over voltage of IPM circuit Over voltage and current of PFC circuit Trouble of option setting Trouble of discharge temp sensor open short Trouble of AC current sensor open short and Leakage of refriger ant R 22 Trouble of outdoor temp sensor open short Trouble of deice temp sensor open sho...

Page 23: ...rd Nature lamp flickering Check of the outdoor unit temperature sensor Discharge temperature sensor H Comp top OLP temperature sensor I Deice temperature sensor J Outdoor temperature sensor K Heatsink temperature sensor L POWER flickering Check of the abnormal increase protection of the operation Current M Timer POWER lamp Check of the instantaneous over current protection flickering mode of IPM c...

Page 24: ...DC 12V IC 02 output DC 5V 5 3 2 B C Display board and remocon check of indoor unit Check whether the connection wire of Display board is correctly connected to CN91 connector Check the voltage of remocon battery the voltage of one battery shall be higher than about 1 4 V and then the remocon operates normally Check whether the neon sign is on and the 3 wave long fluorescent lamp is on around the i...

Page 25: ...ed to the N1 1 2 terminal If the wire is connected reversely the communication error occurs If the cable connecting the indoor unit and outdoor unit is longer than 20m error mode occurs shorten the cable length Check of indoor unit Check whether the connection wire of the terminal block and control board of indoor unit is cor rect Check of outdoor unit Check whether the connection wire of the term...

Page 26: ...oard If the operation current abnormal increase occurs The ventilation is not good because the outdoor unit is installed wrong the ambient tempera ture is higher than 50 C Reinstall the outdoor unit so that the good ventilation can be made If the Refrigerant is overcharged Check the amount of Refrigerant If the comp is locked Replace the comp If the comp is operating without the revolution of fan ...

Page 27: ...omp is locked Replace the comp If the comp is operating without the revolution of fan motor Check the fan motor connector and replace the fan motor In case the parts of the control board is damaged Replace simultaneously the inverter control board and the IPM board 5 3 11 O Check of the comp discharge gas temperature and OLP temperature abnormal rise If the comp discharge gas temperature and OLP t...

Page 28: ... CN72 with a tester Normal At ambient temperature 10 C 30 C Abnormal Measure the voltage between ground and signal wire of the fan motor Normal Abnormal Abnormal if voltage does not change from 0V to 5V Normal At ambient temperature 10 C 30 C Abnormal O Ω open or short Measure resistance between red wire and each terminal Normal Approx 380Ω at ambient temperature 20 C 30 C Abnormal O Ω open or sho...

Page 29: ... raise down key simultane ously 3 Insert the battery again Result If the screen of remocn dis plays as shown in the right go to the second step 2nd step Method If the first digit of LCD is 0 on the remocon screen go to the 3rd step If it is 1 press the mode key once to change to 0 and go to the 3rd step 3rd step Method Press the marked key to input the option number example 021E31 Result Go to 4th...

Page 30: ...nd then the input of option is completed Refer to the right side if the error appears ERROR MODE 1 When the lamps of STANDARD NATURE TIMER is flickering failute of option input After removing the set power cord and insert it again pressing the operation on off key to retry and if the condition is same EPROM is deffcec tive or misinsertted So replace the PCB 2 When all lamps of indoor unit are flic...

Page 31: ...leshooting 5 12 Table of the option code MODEL AQV12A2ME SH12VA2 AQV09A2ME SH09VA2 AQV12A1ME SH12VA1 AQV09A1ME SHO9VA1 OPTION CODE 005212 10123F 006500 1010FB 015212 10123F 016500 1010FB Samsung Electronics ...

Page 32: ...MEMO 5 13 Samsung Electronics MC Service ...

Page 33: ...6 1 6 Exploded Views and Parts List 6 1 Indoor Unit Samsung Electronics ...

Page 34: ... AIR INLET GUARD AIR FILTER FILTER CLEANER ASS Y COVER TEMINAL ASS Y PANEL FRONT SPACER EVAP LOW SPACER EVAP UP COVER U BEND ASS Y FAN CROSS BOLT SPECIAL MOTOR FAN IN THERMISTOR WIRE ASS Y ASS Y CONTROL IN ASS Y PCB MAIN TERMINAL BLOCK ASS Y HOLDER WIRE CLAMP ASS Y PCB DISPLAY CONNECT WIRE PCB ASS Y BACK BODY ASS Y BACK BODY HOLDER MOTOR HOLDER PIPE PLATE HANGER ASS Y TRAY DRAIN ASS Y TRAY DRAIN A...

Page 35: ...6 3 6 2 Outdoor Unit Samsung Electronics ...

Page 36: ...PRESSOR GROMMET ISOLATOR NUT WASHER GASKET COVER TERMINAL THERMISTOR OLP NUT FLANGE ASS Y 4WAY VALVE ASS Y 4WAY VALVE ASS Y CHECKVALVE ASS Y CHECKVALVE ASS Y CONDENSER ASS Y CONDENSER THERMISTOR OUT CABI SIDE HANDLE CABI LF COVER VALVE HSER 2C SM20C M6 NTR AS G F ø405 AMASS 020WTVB ASS Y ASS Y ASS Y ASS Y 12A 21mH SECC P ASS Y ASS Y ASS Y ASS Y FELT FELT FELT FELT FELT 48A135RV1JL 44B092QV1JL Sili...

Page 37: ...ote Control PCB Box 6 3 1 Remote Control DB93 00251L Parts List No 1 2 3 4 5 6 7 Description INLAY LCD CASE TOP LCD KEY RUBBER ASS Y PCB REMOCON CASE LOW BATTERY COVER Q TY 1 1 1 1 1 1 1 Remark Samsung Electronics ...

Page 38: ...R WIRE PCB U D BRACKET EARTH HOLDER WIRE CLAMP CONNECTOR WIRE EARTH SCREW SCREW SCREW HOLDER CLAMP IN SEAL PANEL FRONT RH SEAL H CONTROL FRONT MF CAPACITOR CONNECTOR WIRE MF CAPACITOR Specification ABS AQV12A2ME 6P AQV12A2ME STEP MOTOR DRIVE SGCC M AWG 16 WP TH M4 x L8 ZPC WHT T C PH M3 x L22 TH M4 x L16 ZPC WHT SWRCH 1 2µF 450V 2P Q TY Remark Exploded Views and Parts List Samsung Electronics ...

Page 39: ...6 7 6 3 3 ASS Y Control Out Outdoor unit DB93 00325A Exploded Views and Parts List SILICONE SEALANTCOATING SEAL TAPE HEATSINK ASS Y ISOMETRIC VIEW Samsung Electronics MC Service ...

Page 40: ...ONNECTOR REACTOR CONNECTOR SEAL TAPE CASE FRONT SEAL PAD SEAL PAD 2 RUBBER CLAMP HOLDER WIRE SCREW MACHINE Specification ABS HA1 B15SAI M4 x 10 2S PH 163 x 64 x 41 7 MIT 600V 20A HA1 B15SAI M4 x 16 WSP PH PTS K51F OS3 M3 x 10 WSP PH M4 x 16 WSP PH M3 x 16 WSP PH CBF HARNESS M4 x 25 WSP PH M4 x 10 2S PH CBF HARNESS CBF HARNESS FOAM LEX 2mm ABS FOAM PE 10mm FOAM PE 15mm NBR ABS M4 x 16 WSP PH Q TY 1...

Page 41: ...7 1 7 PCB Diagrams 7 1 ASS Y PCB IN DB93 00323A TOP BOTTOM Samsung Electronics MC Service ...

Page 42: ...S COIL COIL COIL COIL RELAY POWER BUZZER HOLDER FUSE FUSE FUSE TERMINAL TAB CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER CONNECTOR HEADER C AL C AL C AL C AL C ELEC C CERAMIC C FILM C FILM C FILM C FILM C CHIP C CHIP C CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CHIP R CARBON R CARBON Specification FR4 240 x ...

Page 43: ...7 3 7 2 ASS Y PCB Control Out DB93 00324A TOP Samsung Electronics MC Service ...

Page 44: ...7 4 PCB Diagrams BOTTOM Samsung Electronics ...

Page 45: ...R CHIP R CHIP R CHIP R CHIP R CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP IC LOGIC PCB Specification TS25PO5G 10 7 SIP 4 BK PS21245 MIT 600V 20A IRG4BC30F 004 TO 220AB IR TMP88CH47N 42P 600MIL SOP KA7805 TO 220 SEC TOP222P DIP 8P POWER1 J512Q24E270M265 JAHWA HC 49 S 12 288MHz 47Kohm 5 3W AA TP 0 045ohm 5 3W CB BK 12x8x25 200ohm 5 5W CB BK 13x9x25 5 EKB3D222K12FF...

Page 46: ...PCB Diagrams 7 6 7 3 ASS Y PCB IPM DB93 00353A TOP BOTTOM Samsung Electronics ...

Page 47: ... C AL DIODE SWITCH PHOTO COUPLER IC VOLT REG R CHIP R CHIP R CHIP R CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP C CERAMIC CHIP PCB Specification PS21245 MIT 600V 20A 0 015ohm 5 7W CA BK 35x9 5 6TM2JRB104K TP DF11 18DP 2DS SMAW200 02P YEONH YTR250 YEONH 16 FT1 16AWG LXV50V22M 22µF TP 6 3x11mm 5 1N4937 600V 1A DO 35 HITA TLP181 GRH TPL SOP TP KIA78L05F RC2012J222CS RC2012J271CS RC2012J330CS RC...

Page 48: ...ARISTER COIL CHOKE FUSE FERRULE FUSE CLIP SURGE ABSORBER CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS CBF HARNESS PCB 680NF 10 275V BK 31x11x21 EKB3D222K12FF1 TP 470V 0 6W 50A 14MM INR14D47K LH319024 2 4mH 15A 65TS 150 H TRIAD FC61B 3600V 600V 2000A 100A 16 FT1 16AWG 16 FT1 16AWG 16 FT1 16AWG 16 FT1 16AWG 16 FT1 16AWG FR 4 86x58 T1 6 1 2 3 1 1 2 1 1 1 1 1 1 1 Q TY PART LIST 7 8 TOP BOTTOM Samsu...

Page 49: ...BON DIODE SWITCHING JUMP WIRE TACT SWITCH COVER DISPLAY UP C W DIS HODULE JUMP WIRE LED LAMP JUMP WIRE JUMP WIRE Specification FR 1 T1 6 SY5511 YEL SO5511 ORG KSM 313TH5 CA 0A 50V 102K CA 0A 50V 104Z 470 1 2W 5 1N4148 10mm KPT 1105A ABS UL1007 AWG 26 10 7 5mm SR3511 RED 7 5mm 10mm Q TY 1 1 5 1 1 1 3 1 2 1 1 1 0 6 3 2 PART LIST Samsung Electronics MC Service ...

Page 50: ...8 1 8 Wiring Diagrams 8 1 Indoor Unit Samsung Electronics ...

Page 51: ...8 2 8 2 Outdoor Unit Samsung Electronics MC Service ...

Page 52: ...ot in whole or in part be copied photocopied reproduced translated or converted to any electronic or machine readable from without prior written permission of Samsung Electronics Co Ltd SyncMaster 17GLi CMG7387L Service Manual First edition June 1995 Printed in Korea Trademarks Samsung is a registered trademark and SyncMaster 17GLi CMG7387L and MacMaster Cable Adapter are trademark of Samsung Elec...

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