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ROOM AIR CONDITIONER

SERVICE

Manual

INDOOR UNIT

AQA07C5(6)ME
AQA09CA(B)ME
AQA12CA(B)ME
SH07AC5(6)
SH09ACA(B)
SH12ACA(B)

OUTDOOR UNIT

UQA07C5(6)ME
UQA09CA(B)ME
UQA12CA(B)ME
SH07AC5(6)X
SH09ACA(B)X
SH12ACA(B)X

CONTENTS

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. Block Diagrams

8. PCB Diagrams

9. Wiring Diagrams

10. Schematic Diagrams

 DB98-04444A(1)-cover  4/9/02 2:12 PM  Page 3

Summary of Contents for AQA07C5(6)ME

Page 1: ...QA07C5 6 ME UQA09CA B ME UQA12CA B ME SH07AC5 6 X SH09ACA B X SH12ACA B X CONTENTS AIR CONDITIONER 1 Precautions 2 Product Specifications 3 Operating Instructions and Installation 4 Disassembly and Re...

Page 2: ...cord and avoid tapping 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 me...

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

Page 4: ...0 740 3 7 3 3 97 3 97 3 14 5 250V 10 16A 3 15 790x245x165 660x494x235 31 10x9 65x6 50 25 98x19 57x9 25 7 7 27 5 6 35 x 5 9 52 x 5 17 x 2 Rotary 849 Cross fan Propeller Resin Steel 15 25 2Row 12Step 1R...

Page 5: ...Samsung Electronics 2 2 2 2 Dimensions 2 2 1 Indoor Unit 245 165 790 Air in Front view Rear view Remote control Air out Installation plate 22 45 115...

Page 6: ...g Instructions and Installation 2 3 Samsung Electronics 2 2 2 Outdoor Unit 230 506 270 525 740 57 20 11 492 249 497 235 660 50 11 20 UQA07C5 6 ME SH07AC5 6 X UQA12CA B ME SH12ACA B X UQA09CA B ME SH09...

Page 7: ...cm 2 G 40 30 6 22 5 27 19 21 5 14 6 AQA07C5 6 ME SH07AC5 6 10 9 8 7 3 20 30 Outdoor drybulb temperature deg C Low Pressure kg cm 2 G 40 30 6 22 5 27 19 21 5 14 6 AQA09CA B ME SH09ACA B 10 9 8 7 6 20 3...

Page 8: ...te by the pressing the temperature button FUNCTION OF KEY 3 1 1 The Feature of Key in remote controller DOWN Power On Off button to start and stop airconditioner or timer set up Press until the appear...

Page 9: ...m temperature The unit operates in DRY mode Compressor ON OFF Time is controlled compulsorily can not set up the fan speed always breeze Protective function Low temperature release Prevention against...

Page 10: ...epping motor Swing Set Press the button under the remote control is displayed on LCD the and the blades move up and down If the one more time press the button blades loca tion is stop 10 24 Hour ON OF...

Page 11: ...n 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 a...

Page 12: ...rain hose installation Cut the piping hole sloped slightly Piping Liquid 1 4 Clamper tube Installation plate Installation tube Screw Vinyl tape Drain hose Putty Piping may be laid to the rear left rig...

Page 13: ...l with anchor bolts the anchor bolts must not project by more than 20mm 4 Determine the positions of the wooden uprights to be attached to the window frame 5 Attach the wooden uprights to the window f...

Page 14: ...end of the assembly cable into the outdoor unit refer to page 3 8 3 2 2 d Installing and Connecting the Indoor Unit Drain Hose Care must be taken when installing the drain hose for the indoor unit to...

Page 15: ...in the installation diagram of indoor and outdoor unit Wiring connection Installing and Connecting the Outdoor Unit Drain Hose N1 1 2 3 Ass y cover valve RO Hand cabi RH Drain hole When using the air...

Page 16: ...please recheck that pressure is stabilization Close the valve of the low pressure side of manifold gauge clockwise Remove the hose of the low pressure side of manifold gauge 7 Check for gas leakage A...

Page 17: ...way valve clockwise to close connect the pressure gauge low pressure side to the service valve and open the 3 way valve again 5 Check the pressure indicated by the pressure gauge low pressure side Re...

Page 18: ...ide 160 300 500 200 350 550 Fixing Torque Final Torque Torque kg cm Connection Pipe Length 5m Max 5 10m Air Purge Method Refer to the detailed Air Purge Procedure Refrigerant Adjustment Unnecessary Ad...

Page 19: ...nit At this time cover the valve of the outdoor unit and the other pipe using a cap or vinyl plug to avoid foreign material entering 6 Make sure you do not bend the connection pipes in the middle and...

Page 20: ...r 3 Contract the second finger 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 separate the terminal cove...

Page 21: ...n hose from the extension 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 p...

Page 22: ...rocedure Remark 1 Common Work 1 Loosen the fixing screw and separate the Handle Cabi RH 2 Separate the connection wire from the terminal block 3 Loosen 6 fixing screws and separate the upper cabinet 4...

Page 23: ...separate the motor 5 Loosen two fixing screws and seperate the motor bracket from the base 1 Do 1 2 above 2 Loosen two fixing screws of left and right side 3 Disassemble the inlet and outlet pipe by...

Page 24: ...d separate the cover E parts 2 Separate the connection wire from the terminal block 3 Loosen five fixing screws and separate the cabi Upper 4 Loosen two fixing screws of Ass y E part 5 Loosen nine fix...

Page 25: ...arate the motor 1 Do 1 2 above 2 Loosen two fixing screws of left and right side 3 Disassemble the inlet and outlet pipe by welding 4 Separate the heat exchanger 1 Do 1 above 2 Loosen the nut on the t...

Page 26: ...ressor stops intermittently in a COOL mode or DRY mode and fan speed of the indoor unit decreases It indicates power is on The LED stops blinking if the operation ON OFF button on the remote control u...

Page 27: ...ltage at 10 terminal of the Micom normal 0VDC Is voltage at 9 terminal of the Micom normal 5VDC Is rating voltage 10 range applied to the primary side of the BD71 Check linkage between power cord and...

Page 28: ...dure After unplugging out the power cord should be reconnected within five seconds Does the STD lamp blink Does the Solid State Relay SS71 work properly Is the supply voltage of the fan motor sufficie...

Page 29: ...conds Does the STD lamp blink YES YES NO NO NO NO YES YES Outdoor unit is out of order Power relay is out of order Power relay should be replaced PCB should be checked Microcomputer is out of order PC...

Page 30: ...lty Micom IC04 is faulty Normal Check as in the procedure No Power parts Refer to page 5 2 5 2 5 In the mode When there is no warm air current Check this first 1 Is the set temperature of Remote Contr...

Page 31: ...module is faulty Q601 C4375Y or Q602 C1623Y is faulty IR LED CL 1L5EU is faulty sound heard from the indoor unit when ON OFF button on the remote control unit pushed Voltage of battery less than 2 5V...

Page 32: ...its substrate So if a circuit board is roughly handled such lead wires and parts will be easily broken or damaged by bending or shock 5 When soldering the lead wires of any new part be sure to polish...

Page 33: ...oltage at BD71 rating voltage 10 range 2 DC voltage at BD71 about 325 v 10 3 DC voltage at IC02 IN GND DC12 v OUT GND DC5 v 4 Voltage waveform at Q201 collector GND squarewave Voltage check 1 check vo...

Page 34: ...0V to 5V Normal At ambient temperature 10 C 30 C Abnormal O open or short Measure resistance between red wire and each terminal Normal Approx 300 at ambient temperature 20 C 30 C Abnormal O open or sh...

Page 35: ...up the model option with remocon Note In case the wrong letter has been selected continue to press the button until the correct letter appears 1st If the first stage number appears on the display pro...

Page 36: ...ep 4 Pressing the ON OFF button When pressing the operation ON OFF key with the direction of remote controller for unit the sound Ding or Diriring is heard and the first LED lamp on the left side is f...

Page 37: ...12 Table of the option code MODEL AQA12CAME SH12ACA AQA12CBME SH12ACB AQA09CAME SH09ACA AQA09CBME SH09ACB AQA07C5ME SH07AC5 AQA07C6ME SH07AC6 OPTION CODE 016CA6 170340 006CA6 170340 016A25 1700FC 006A...

Page 38: ...MEMO 5 13 Samsung Electronics...

Page 39: ...List 6 1 Indoor Unit 19 16 14 24 9 7 23 3 4 5 21 6 22 8 12 17 18 25 13 4 13 3 13 2 13 13 1 11 10 2 1 15 20 1 20 5 20 4 20 20 6 20 6 1 20 7 20 2 20 3 You can search for the updated part code number th...

Page 40: ...40251A DB67 60030A DB96 01441A DB94 40003A DB93 00251L GRILLE AIR INLET GUARD AIR FILTER FILTER CLEANER ASS Y COVER TEMINAL ASS Y PANEL SPACER EVAP LOW SPACER EVAP UP COVER U BEND ASS Y FAN CROSS SF...

Page 41: ...Samsung Electronics 6 3 6 2 Outdoor Unit 1 0 1 9 1 8 4 2 1 8 3 9 6 1 1 1 3 1 2 1 6 1 5 9 5 1 4 2 2 5 7 6 2 0 9 4 9 9 1 9 2 9 3 9 7 1 7 2 1 UQA12CA B ME SH12ACA B X UQA09CA B ME SH09ACA B X...

Page 42: ...TOR COMP CAPACITOR MOTOR CAPACITOR MOTOR TERMINAL BLOCK ASS Y LEAD WIRE O L P O L P O L P SPRING ASS Y SOLENOIDE ASS Y 4WAY VALVE ASS Y 4WAY VALVE COMPRESSOR COMPRESSOR GROMMET ISOLATOR NUT WASHER GAS...

Page 43: ...Samsung Electronics 6 5 Outdoor Unit 1 2 3 4 1 2 1 8 1 8 4 1 7 1 7 1 2 1 2 0 1 9 1 8 2 1 8 1 0 1 6 1 4 1 1 1 5 1 3 5 8 2 8 3 8 8 1 8 5 6 7 9 UQA07C5 6 ME SH07AC5 6 X...

Page 44: ...18 1 18 2 19 20 21 DB63 00086B DB60 30004A DB67 00036A DB31 10058C DB90 00263F DB94 00141A DB90 00077D DB93 00478H 2501 001236 2301 001374 DB93 00481A DB33 00007C DB65 40049E DB72 00453A G4A080JU1EP D...

Page 45: ...6 7 6 3 Remote Control PCB Box 3 1 2 4 5 6 7 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 6 3 1 ASS Y R...

Page 46: ...n HOLDER CONTROL ASS Y MAIN PCB ASS Y TERMINAL BLOCK ASS Y DISPLAY PCB CONNECTOR WIRE PCB U D HOLDER WIRE CLAMP SCREW SCREW HOLDER CLAMP IN SEAL PANEL FRONT RH SEAL H CONTROL FRONT Specification ABS A...

Page 47: ...MEMO Samsung Electronics 6 9...

Page 48: ...7 1 Samsung Electronics 7 Block Diagrams 7 1 Refrigerating Cycle Block Diagram Note Note The check valve is applied only to UQA12CA B ME SH12ACB X as below UQA12CA B ME...

Page 49: ...Samsung Electronics 8 1 8 PCB Diagrams 8 1 ASS Y MAIN PCB TOP PATTERN...

Page 50: ...C02 D101 CD11 VA71 X301 ST11 FT71 L101 RY71 BZ61 F701 F701 F702 CN72 CN71 CN91 CN61 CN42 CN41 CR71 C104 C601 C107 C101 C109 C103 C102 C105 C106 C108 C201 C202 C301 C402 C403 C501 C502 C503 C504 C901 C...

Page 51: ...Samsung Electronics 8 3 8 2 ASS Y MAIN PCB DB93 00437A BOTTOM PATTERN...

Page 52: ...BON JUMP CONNECTOR WAFER CONNECTOR WIRE Specification 64 5x53 KSM 713TH5 KPT 1105A 102K 104Z IN4148 470 1 2W 5 10mm SMAW200 05 UL1007 AWG 26 1 1 1 1 1 1 3 2 1 1 Location No RM01 SW01 C01 C02 D01 R01 R...

Page 53: ...MEMO Samsung Electronics 8 5...

Page 54: ...9 1 Samsung Electronics 9 Wiring Diagrams 9 1 Indoor Unit...

Page 55: ...Samsung Electronics 9 2 9 2 Outdoor Unit UQA12CA B ME UQA09CA B ME UQA07C5 6 ME SH12ACA B X SH09ACA B X SH07AC5 6 X DIAGRAM OUTDOOR C1 MOTOR CAPACITOR C2 COMP CAPACITOR...

Page 56: ...MEMO 9 3 Samsung Electronics...

Page 57: ...Samsung Electronics Samsung Electronics 10 2 10 1 10 Schematic Diagrams 10 1 Indoor Unit...

Page 58: ...MEMO Samsung Electronics 10 3...

Page 59: ...u need more information please see the service website Itself Solution Integrated technology supporting electronic library http itself sec samsung co kr Copyright 2002 By Samsung Electronics Co Ltd Al...

Page 60: ...ELECTRONICS Samsung Electronics Co Ltd Apr 2002 Printed in Korea Code No DB98 04444A 1...

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