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Samsung UQ18S0GB, Service Manual

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SERVICE

Manual

ROOM AIR CONDITIONER

INDOOR UNIT
SH24TS6
AQT24S6GB
AQT24S6GE
AQ24S6GB
SH18ZS0
AQT18S0GB
AQT18S0GE
AQ18S0GB
AQ18S0GE

OUTDOOR UNIT
SH24TS6X
UQT24S6GB
UQT24S6GE
UQ24S6GB
SH18ZS0X
UQT18S0GB
UQT18S0GE
UQ18S0GB
UQ18S0GE

CONTENTS

AIR CONDITIONER

1. Product Specifications

2. Operating Instructions 

3. Disassembly and Reassembly 

4. Exploded Views and Parts List

5. Block Diagrams

6. PCB Diagrams

7. Wiring Diagrams

8. Schematic Diagrams

  DB_11970A(2)<SM_co  03/5/16 2:23 PM  Page 3

Summary of Contents for UQ18S0GB

Page 1: ...S0GB AQ18S0GE OUTDOOR UNIT SH24TS6X UQT24S6GB UQT24S6GE UQ24S6GB SH18ZS0X UQT18S0GB UQT18S0GE UQ18S0GB UQ18S0GE CONTENTS AIR CONDITIONER 1 Product Specifications 2 Operating Instructions 3 Disassembly and Reassembly 4 Exploded Views and Parts List 5 Block Diagrams 6 PCB Diagrams 7 Wiring Diagrams 8 Schematic Diagrams ...

Page 2: ... Net kg Shipping kg 220 240V 50Hz 6 8 kW 6 9 kW 14 0 14 5 3 0 198 264 11 5 11 5 2 78 2 82 92 6 92 6 9 4 9 6 82 Microprocessor Thermistor Wireless remote control 24 Hour ON or OFF 3 Steps and Turbo 2 Step Manual Auto Reciprocation Bristol R22 1 300g Capillary tube 48 46 44 61 Flare type 15 6 35 1 4 15 88 5 8 Optional Hanger plate Indoor unit Outdoor unit 215 638 1080 880 205 310 286 704 1151 1023 3...

Page 3: ...ight Net kg Shipping kg 220V 60Hz 24 000 BTU h 25 000 BTU h 14 0 14 5 3 0 187 253 10 5 11 5 2 30 2 55 99 6 96 6 10 4 9 4 51 Microprocessor Thermistor Wireless remote control 24 Hour ON or OFF 3 Steps and Turbo 2 Step Manual Auto Rotary Samsung R22 1 350g Capillary tube 50 48 46 62 Flare type 15 6 35 1 6 15 88 5 10 Optional Hanger plate Indoor unit Outdoor unit 216 638 680 480 415 520 1122 1540 895...

Page 4: ...73 10 00 35 Microprocessor Thermistor Wireless remote control 24 Hour ON or OFF 3 Steps and Turbo 2 Step Manual Auto Rotary Samsung R22 1 650g Capillary tube 48 46 44 58 Flare type 15 6 35 1 4 12 70 1 2 Optional Hanger plate Indoor unit Outdoor unit 215 620 1080 787 205 320 286 692 1151 909 397 444 13 54 16 58 220V 60Hz 18 000 BTU h 19 000 BTU h 13 5 14 0 2 5 187 253 8 3 9 0 1 77 2 00 96 9 98 6 10...

Page 5: ...Electronics 1 4 1 2 Pressure Graph 24K BTU 18K BTU Outdoor inlet air D B temp C Outdoor inlet air D B temp C Low pressure kg cm 2 G Low pressure kg cm 2 G Indoor inlet air D B temp C Indoor inlet air D B temp C ...

Page 6: ...ioner or On Off timer set up Turbo Sleep mode selection button Press the button one or more times until appears The air conditioner cools or heats the room as quickly as possible After 30minutes the air conditioner is reset automatically to the previous mode NAMED OF KEY UP NO 1 2 3 4 5 6 7 8 9 Swing button It adjusts the airflow to upward and downward Mode selection button Each time you press thi...

Page 7: ...ndition 4 DRY MODE Has 3 states each deter mined by room 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 freeze 5 TURBO MODE This mode is available in AUTO COOL HEAT DRY FAN MODE When this button is pressed at first the air conditioner is operated po...

Page 8: ...ner automati cally after a given period of time You can set the period of time from 30 minutes to 24 hours OFF TIMER The Off Timer enables you to switch off the air conditioner automati cally after a given period of time You can set the period of time from 30 minutes to 24 hours 11 SELF DIAGNOSIS 12 BUZZER SOUND Whenever the On Off button is pressed or whenever change occurs to the condition which...

Page 9: ...s mounted 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 air flow 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 su...

Page 10: ...t letter appears 1st If the first stage number appears on the display proceed to the second stage 2nd Every time the and button and each continue to appear 3rd Whenever pressing the 1 2 button the number increases from 0 9 0123456789 and A b c d E F each time If the first number is it is correct otherwise press until appear When pressing the button appear on the display select one of them When pre...

Page 11: ...he remote controller Second Re insert the battery into the remote controller Third Press ON OFF key with the direction of remote controller for set If the first number is it is correct otherwise press until appear When pressing the button appear on the display select one of them When pressing the button appear on the display select one of them When pressing the button appear on the display select ...

Page 12: ...9 SEG10 SEG11 SEG12 SH24TS6 AQT24S6GB AQT24S6GE AQ24S6GB SH18ZS0 AQT18S0GB AQT18S0GE AQ18S0GB AQ18S0GE 0 8 5 4 1 6 1 d 2 3 6 2 0 8 5 4 1 6 1 d 2 3 6 2 0 8 5 2 d 5 1 d 2 3 7 3 0 8 5 1 1 5 1 d 2 3 4 0 0 8 5 4 1 7 1 d 2 2 3 F 0 8 5 4 1 7 1 d 2 3 4 0 0 8 5 1 1 5 1 d 2 2 3 F 0 8 5 1 1 5 1 d 2 3 4 0 0 8 5 4 1 7 1 d 2 3 6 2 ...

Page 13: ...rwards 4 Open the upper front grille by pulling right and left sides of the grille 5 Take the left and right filter out 6 Loosen one of the right screw and separate the terminal cover 7 Separate the thermistor from the front grille 8 Loosen five fixing screws of front grille 9 Pull the lower left and right of discharge softly for the outside cover to be pulled out 10 In order to disassemble the pa...

Page 14: ...m the terminal block 4 If pulling the Main PCB up It will be taken out 1 Do 1 2 above Separate the drain hose from the extension drain hose 2 Pull tray drain out from the back body 1 Do 1 2 3 above 2 Loosen two fixing earth screws of right side 3 Separate the connection pipe 4 Separate the holder pipe at the rear side 5 Loosen the two fixing screws of right and left side 6 Lifting the heat exchang...

Page 15: ...cedure Remark 5 Fan Motor and Cross Fan 1 Do 1 2 3 4 above 2 Loosen the fixing four screws and separate the motor holder 3 Loosen the fixing screw of fan motor By use of M3 wrench 4 Separate the fan motor from the fan 5 Separate the fan from the left holder bearing ...

Page 16: ... Remove the top cover 3 Remove the control box cover 4 Unplug the ass y cable 5 Remove the cabi side 6 Remove the cabi front When you assemble the parts check if the each parts and electric connectors are fixed firmly 1 Do Procedure 1 above 2 Remove the nut flange Turn to the right to remove as it is a left turned screw 3 Disassemble the propeller fan ...

Page 17: ... Views and Parts List 4 1 Indoor Unit 4 12 16 6 14 11 13 16 2 16 1 16 5 16 3 16 4 1 2 2 1 5 17 5 1 1 4 1 3 18 19 10 15 16 1 1 3 6 8 7 9 You can search for the updated part code number through the ITSELF URL http itself sec samsung co kr ...

Page 18: ...4A COVER TERMINAL HIPS 1 1 6 DB94 00040J ASSY CROSS FAN ASSY 1 1 7 DB60 20011A BOLT SPECIAL 1 1 8 DB31 10151C MOTOR FAN IN 1 1 9 DB93 01525A ASSY CONTROL IN ASSY 1 1 10 DB94 00298D ASSY BACK BODY ASSY 1 1 11 DB61 01136A HOLDER MOTOR PP 1 1 12 DB93 01364B ASSY REMOCON ASSY 1 1 13 DB63 00580A COVER IONIZER HIPS 1 1 14 DB61 01137A HOLDER PIPE HIPS 1 1 15 DB70 00295A PLATE HANGER SGCC M 1 1 16 DB94 00...

Page 19: ...msung Electronics 4 3 4 2 Outdoor Unit 24K BTU 13 1 12 12 1 14 9 10 3 4 2 1 11 12 2 13 7 16 6 5 17 8 15 1 15 2 15 3 15 5 15 15 6 15 4 12 1 12 2 12 12 4 13 13 1 12 3 UQ24S6GB 18 1 18 3 18 4 18 5 18 2 18 6 ...

Page 20: ...8A NUT WASHER M8 4 4 4 3 12 3 DB60 30018A NUT FLANGE M5 1 12 4 DB63 10165D COVER TERMINAL NOTYL 1 13 DB99 00313A ASSY 4WAY V V ASSY 1 1 DB99 10135D ASSY 4WAY V V ASSY 1 DB99 00314A ASSY 4WAY V V ASSY 1 13 1 DB62 40055F PACKED V V 5 8 20LT MIN 1 1 1 DB62 00899B PACKED V V 5 8 1 14 DB99 00166B ASSY VALVE CHECK ASSY 1 1 1 DB99 10138B ASSY VALVE CHECK ASSY 1 15 DB93 00679E ASSY CONTROL OUT ASSY 1 DB93...

Page 21: ...d Views and Parts List 4 5 18K BTU 4 1 3 2 5 11 6 13 1 16 8 10 9 12 1 13 12 2 12 12 4 12 3 12 1 12 2 13 1 13 12 12 4 12 3 7 14 15 15 2 15 6 15 4 15 3 15 5 15 1 15 1 15 2 15 3 15 5 15 15 6 15 4 17 1 17 3 17 4 17 5 17 2 17 6 UQT18 ...

Page 22: ...Y 1 12 1 DB73 00067A GROMMET ISOLATOR NR 3 3 DB73 00082A GROMMET ISOLATOR NR 3 3 3 12 2 DB60 30028A NUT WASHER M8 3 3 3 3 3 12 3 DB60 30018A NUT FLANGE M5 1 1 1 1 1 12 4 DB63 10165D COVER TERMINAL NOTYL 1 1 1 1 1 13 DB99 00290A ASSY VALVE 4WAY ASSY 1 1 DB99 00260B ASSY VALVE 4WAY ASSY 1 DB99 00260C ASSY VALVE 4WAY ASSY 1 DB99 00195B ASSY VALVE 4WAY ASSY 1 13 1 DB62 00898B VALVE SERVICE 1 2 1 1 1 1...

Page 23: ...Samsung Electronics 4 7 4 3 Ass y Control In Indoor Unit DB93 01525A keep up 30mm SECTION Z Z ...

Page 24: ...N PCB DC ASSY TERMINAL BLOCK ASSY S W DISPLAY PCB ASSY MODULE PCB PLATE TERMINAL LOW HOLDER WIRE CLAMP SCREW MACHINE SCREW MACHINE SCREW MACHINE ASSY C W MOTOR CAPACITOR ASSY C W AC DC CONNECTION ASSY C W MODULE PCB C W STEP MOTOR UP DOWN CAPACITOR ASSY THERMISTOR SEAL CASE CONTROL DC CABLE TIE POWER CORD SEAL CASE CONTROL SEAL CASE CONTROL IN SEAL CASE CONTROL ABS ASSY ASSY ASSY ASSY ASSY SGCC M ...

Page 25: ...Samsung Electronics 5 1 5 Block Diagrams 5 1 Refrigerating Cycle Block Diagram ...

Page 26: ...B Diagrams 6 1 MAIN PCB AC DB93 01324C Standard TOP OPT11 OPT12 OPT13 OPT14 OPT15 OPT16 XC71 DB93 01324A 220nF 250V DB93 01324B 220nF 250V DB93 01324C 220nF 250V DB93 01324D 220nF 250V DB93 01324E 220nF 250V DB93 01324F 220nF 250V ...

Page 27: ...STRAIGHT SN 1 SNA 14 CN93 CONNECTOR HEADER BOX 10P 1R STRAIGHT SN 1 SNA 15 D101 DIODE RECTIFIER UG2D 200V 2A DO 204AC TP 1 SNA 16 D103 DIODE RECTIFIER UF4007 1KV 1A DO 41 TP 1 SNA 17 D102 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP 1 SNA 18 F701 FUSE CARTRIDGE 250V 3 15A TIME LAG GLASS 5x20mm 1 SNA 19 IC01 IC PWM CONTROLLER VIPER12ADIP DIP 8P 300MIL PLASTIC 1 SNA 20 IC02 IC VOLT REGU 78L05A TO 92 3...

Page 28: ... 2SC2412K NPN 200mW SOT 23 TP 1 1 SNA 5 R101 R CHIP 100ohm 5 1 10W DA TP 2012 1 SNA 6 R102 R CHIP 2 2Kohm 5 1 10W DA TP 2012 1 SNA 7 R103 R CHIP 6 8ohm 5 1 10W DA TP 2012 1 SNA 8 R201 R202 R203 R204 R CHIP 100Kohm 5 1 4W DA TP 3216 4 SNA 9 R205 R CHIP 10Kohm 5 1 10W DA TP 2012 1 SNA 10 R206 R207 R CHIP 1Kohm 5 1 10W DA TP 2012 2 SNA 11 ZD11 DIODE ZENER BZX84 C11 10 4 11 6V 350MW SOT 23 TP 1 SNA De...

Page 29: ...HEADER BOX 6P 1R 2 5mm STRAIGHT SN 1 SNA 12 CN81 CONNECTOR HEADER BOX 3P 1R 2MM STRAIGHT SN RED 1 SNA 13 CN82 CONNECTOR HEADER BOX 3P 1R 2MM STRAIGHT SN BLU 1 SNA 14 CN91 CONNECTOR HEADER BOX 2P 1R 2mm STRAIGHT SN 1 SNA 15 CN92 CONNECTOR HEADER BOX 10P 1R STRAIGHT SN 1 SNA 16 CN94 CONNECTOR HEADER BOX 9P 1R 2mm STRAIGHT SN 1 SNA 17 IC03 IC VOLTAGE 7533 TO 92 3P SINGLE PLA SNA Description Remark Lo...

Page 30: ...EEPROM 93LC56 128x16Bit SOP 8P 150MIL 2 5V 1 SNA 8 Q401 Q601 Q603 TR SMALL SIGNAL 2SC2412K NPN 200mW SOT 23 TP 1 3 SNA 9 Q602 TR SMALL SIGNAL MMST2907A PNP 200mW SOT 23 TP 100 1 SNA 10 R209 R301 R302 R401 R402 R CHIP 1Kohm 5 1 10W DA TP 2012 9 SNA R404 R602 R604 R610 11 R403 R407 R408 R CHIP 6 8Kohm 5 1 10W DA TP 2012 3 SNA 12 R405 R406 R CHIP 330ohm 5 1 10W DA TP 2012 2 SNA 13 R501 R601 R603 R605...

Page 31: ...1 SNA 2 SWITCH TACT 12V 50MA 160GF 6 1 x 6 1 x 5 0MM SPST 1 SNA 3 CONNECTOR WIRE DISPLAY 7P 1 SNA 4 LED 3mm 570nm GRN 2 SNA 5 LED 3mm 630nm RED 2 SNA 6 LED 3mm 585nm YEL 1 SNA 7 JUMP WIRE 10mm 1 SNA 8 R CARBON 1 2W 470ohm 2 SNA 9 HOLDER DISPLAY PCB ABS 1 SNA Specification Description Remark Q TY ...

Page 32: ... T1 6 1 SNA 2 CONNECTOR HEADER BOX 3P 1R 2mm ANGLE SN 1 SNA 3 C CERAMIC MLC AXIAL 1nF 10 50V Y5P TP 1 9 x 3 5 1 SNA 4 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP 1 SNA 5 C CERAMIC MLC AXIAL 100nF 80 20 50V Y5V TP 3 5 x 1 1 SNA 6 MODULE FRP4021H6 1 SNA Specification Description Remark Q TY ...

Page 33: ...MEMO Samsung Electronics 6 8 ...

Page 34: ...7 1 Samsung Electronics Code No DB98 06958A 7 Wiring Diagrams 7 1 Indoor Unit ...

Page 35: ...Samsung Electronics 7 2 7 2 Outdoor Unit DIAGRAM OUTDOOR Code No DB98 12998A SH24TS6X UQT24S6GE DIAGRAM OUTDOOR Code No DB68 00993A UQT24S6GB ...

Page 36: ...7 3 Samsung Electronics Wiring Diagrams DIAGRAM OUTDOOR Code No DB68 02042A UQ24P6GB SH18ZS0X UQ T 18 ...

Page 37: ...Samsung Electronics 8 1 8 Schematic Diagrams 8 1 Indoor Unit 8 1 1 18K 24K BTU AC PART ...

Page 38: ...8 2 Samsung Electronics Schematic Diagrams 8 1 2 18K 24K BTU DC PART ...

Page 39: ...MEMO Samsung Electronics 8 3 ...

Page 40: ...MEMO 8 4 Samsung Electronics ...

Page 41: ...ou 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 All rights reserved This manual may not in whole or in part be copied photocopied reproduced translated or converted to any electronic or machine readable from without prior written permission of Samsu...

Page 42: ...ELECTRONICS Samsung Electronics Co Ltd May 2003 Printed in Korea Code No DB98 11970A 2 ...

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