Samsung UQ18P0GBA Service Manual Download Page 15 | Manualshive

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Samsung Electronics

14

4. Refrigerating Cycle Diagram

Indoor Unit

Outdoor Unit

T

1

T

2

2-Way valve

3-Way valve

Gas side

Heat
Exchanger
(Evaporator)

Heat
Exchanger
(Evaporator)

Liquid side

Capillary tube

4-Way valve

Cooling

Heating

Gas leak check point

Compressor

Cross fan

Propeller fan

DB98_16345A(1)_SH18ZP0B 04/2/9 2:18 PM Page 14

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Summary of Contents for UQ18P0GBA

Page 1: ...EA UQT18P0GBA UQT18P0GEA SH24ZP6BX UQ24P6GBA UQ24P6GEA UQT24P6GBA UQT24P6GEA SERVICE Manual CONTENTS AIR CONDITIONER 1 Product Specifications 2 Operating Instructions 3 Disassembly and Reassembly 4 Refrigerating Cycle Diagram 5 Set Up the Model Option 6 Exploded Views and Parts List 7 PCB Diagram 8 Wiring Diagram 9 Schematic Diagram ROOM AIR CONDITIONER ...

Page 2: ... mm Weight Net kg Shipping kg Model Item SH18ZP0B AQ18P0GEA Cool Heat AQ18P0GBA Cool Heat 220 240V 50Hz 18 000 BTU h 20 000 BTU h 13 5 14 0 2 5 198 264 7 8 7 8 1 75 1 74 98 1 97 0 10 23 11 49 35 Microprocessor Thermistor Wireless remote control 24 Hour ON OFF 3 Steps and Turbo 2 Step Manual Auto Rotary Samsung R22 1 150g Capillary tube 46 44 42 57 Flare type 15 6 35 1 4 12 70 1 2 Optional Hanger p...

Page 3: ...l Item AQT18P0GBA Cool Heat AQT18P0GEA Cool Heat 220V 60Hz 18 000 BTU h 4 000 kcal h 20 000 BTU h 5 040 kcal h 13 5 14 0 2 5 187 253 8 5 9 5 1 87 2 10 99 0 99 0 9 63 9 52 35 Microprocessor Thermistor Wireless remote control 24 Hour ON OFF 3 Steps and Turbo 2 Step Manual Auto Rotary Samsung R22 1 570g Capillary tube 48 46 44 58 Flare type 15 6 35 1 4 12 70 1 2 Optional Hanger plate Indoor unit Outd...

Page 4: ...plate Indoor unit Outdoor unit 315 638 680 880 415 310 1 122 704 895 1 023 429 413 13 64 16 68 AQT24P6GBA Cool Heat 220V 60Hz 24 000 BTU h 5 040 kcal h 24 000 BTU h 6 048 kcal h 14 0 14 5 3 0 187 253 13 13 5 2 6 2 8 90 9 94 3 9 2 8 6 73 Microprocessor Thermistor Wireless remote control 24 Hour ON OFF 3 Steps and Turbo 2 Step Manual Auto Reciprocation Tecumseh R22 1 600g Capillary tube 48 46 44 61 ...

Page 5: ...5 15 0 6 00 5 00 4 00 3 00 25 30 35 40 45 20 7 00 32 4 24 0 30 6 22 5 27 0 19 0 24 0 17 0 21 5 15 0 6 00 5 00 4 00 3 00 25 30 35 40 45 Outdoor inlet air D B temp C Low pressure kg cm 2 G Indoor inlet air D B temp C 24K BTU Outdoor inlet air D B temp C Low pressure kg cm 2 G Indoor inlet air D B temp C ...

Page 6: ... To increase the temperature by the pressing the temperature button On Off UP DOWN Low Medium High Automatic rotated Sleep button The sleep timer can be used when you are cooling or heating your room to switch the air conditioner off automatically after a period of 6 hours Turbo button The air conditioner cools or heats the room as quickly as possible After 30minutes the air conditioner is reset a...

Page 7: ...until the required time display FUNCTION OF KEY Anion button Press the button to generate ion from the air conditioner NAMED OF KEY No 9 10 11 12 13 On Timer button The On Timer enables you to switch on the air conditioner automatically after a given period of time that is from 30 minutes to 24 hours To set the operating time press the button one or more times until the required time display Timer...

Page 8: ...w 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 powerful state for 30 minutes regardless of the set temperature room temperature When this button is pressed again or when the operating time is 30 minutes turbo operation mode is canceled and returned to the previou...

Page 9: ...ven period of time You can set the period of time from 30 minutes to 24 hours 11 GENERATING ANION The air conditioner can generate anion with an ionizer in the indoor unit 12 SELF DIAGNOSIS 13 BUZZER SOUND Whenever the On Off button is pressed or whenever change occurs to the condition which is set up or select the compulsory operation mode buzzer is sounded beep Indoor unit room temperature senso...

Page 10: ...Replace PCB Model option 2 2 1 Replace PCB model option No Yes Remove power cord Replace the PCB module Check the connection and plug in Refer to set up the Model option 15 17page Replace another PCB Does all display lamp blink ...

Page 11: ...Detach tape of Front Panel upper 3 Slide the lower Front Grille down then disassemble it by pulling it forwards 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 detach the Terminal Cover 7 Detach the thermistor from the Front Grille 8 Loosen 5 fixing screws of Front Grille 9 Pull the lower left and ...

Page 12: ...er the left center and right of the upper side of the Panel Grille with the palm of the hand to remove the hook And then disassemble the Panel Grille 1 Take all the connector of PCB upper side out Including Power Cord 2 Detach the outdoor unit connection wire from the Terminal Block 3 If pulling the main PCB up it will be taken out 1 Pull Tray Drain out from the Back Body ...

Page 13: ...de 2 Detach the Connection Pipe 3 Detach the Holder Pipe at the rear side 4 Loosen 3 fixing screws of right and left side 5 Detach the Heat Exchanger from the indoor unit 1 Loosen 2 fixing screws and detach the Motor Holder 2 Loosen 1 fixing screw of Fan Motor with a M3 wrench 3 Detach the Fan Motor from the Fan 4 Detach the Fan from the left Holder Bearing ...

Page 14: ...remove the power cable 2 Detach the Top Cover 3 Detach the Control Box Cover 4 Unplug the Ass y Cable 5 Detach the Cabinet Side 6 Detach the Cabinet Front When you assemble the parts check if the each parts and Component Electric Box are fixed firmly 1 Detach the Nut Flange Turn to the clockwise 2 Disassemble the Propeller Fan ...

Page 15: ...Cycle Diagram Indoor Unit Outdoor Unit T1 T2 2 Way valve 3 Way valve Gas side Heat Exchanger Evaporator Heat Exchanger Evaporator Liquid side Capillary tube 4 Way valve Cooling Heating Gas leak check point Compressor Cross fan Propeller fan ...

Page 16: ...sh the button the display panel reads or repeatedly Setting is not required if you must a value which has a default Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 3 Push the button to set the display panel to Every time you push the button the display panel reads repeatedly 4 Push the button to set the display panel to Every time you p...

Page 17: ...on key to set the display part to and check the display part The display part shows Press the Mode Selection key to set the display part to and check the display part The display part shows Step 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 OPERATION ICON lamp of the display is flicke...

Page 18: ...H18ZP0B AQ18P0GBA AQ18P0GEA AQT18P0GBA AQT18P0GEA SH24ZP6B AQ24P6GBA AQ24P6GEA AQT24P6GBA AQT24P6GEA 0 0 0 0 0 0 0 0 0 0 8 8 8 8 8 8 8 8 8 8 5 5 5 5 5 7 7 7 5 5 1 4 1 4 4 2 4 2 4 4 1 1 1 d d d 1 d 1 1 5 7 5 7 7 6 7 6 7 7 1 1 1 1 1 1 1 1 1 1 d d d d d d d d d d 0 0 0 0 0 0 0 0 0 0 3 3 3 3 3 3 3 3 3 3 5 4 5 4 4 6 6 6 6 6 1 0 1 0 0 2 2 2 2 2 ...

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

Page 20: ...1 5 DB63 00594A COVER TERMINAL HIPS 1 1 1 1 6 DB93 02530G ASS Y REMOCON ASS Y 1 1 1 1 7 DB94 00298E ASS Y BACK BODY ASS Y 1 1 1 1 7 1 DB94 00040J ASS Y CROSS FAN ASS Y 1 1 1 1 7 2 DB60 20011A BOLT SPECIAL 1 1 1 1 7 3 DB31 10151C MOTOR FAN IN 1 1 1 1 7 4 DB61 01135A BACK BODY HIPS 1 1 1 1 7 5 DB61 01136A HOLDER MOTOR PP 1 1 1 1 7 6 DB63 00580A COVER IONIZER HIPS 1 1 1 1 7 7 DB73 00128A RUBBER BEARI...

Page 21: ...16 12 1 13 12 2 12 14 12 4 12 3 7 15 18 19 10 9 8 12 3 12 1 12 2 13 1 13 12 12 4 12 3 15 1 15 2 15 3 15 5 15 15 6 15 4 15 2 15 6 15 4 15 3 15 5 15 1 Samsung Electronics 20 6 2 Outdoor Unit 18K BTU 17 1 17 3 17 2 17 4 UQT18 ...

Page 22: ...OR 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 00433A ASS Y VALVE 4WAY ASS Y 1 1 DB99 00469B ASS Y VALVE 4WAY ASS Y 1 DB99 00469A ASS Y VALVE 4WAY ASS Y 1 1 13 1 DB62 01396A VALVE SERVICE 1 2 1 1 1 1 1 14 DB99 00392B ASS Y VALVE CHECK ASS Y 1 1 DB99 00435B ASS ...

Page 23: ...g Electronics 22 Exploded Views and Parts List 19 20 10 9 13 1 12 12 1 14 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 18 1 18 3 18 2 18 4 UQ24P6GBA 24K BTU ...

Page 24: ... 12 4 DB63 10165D COVER TERMINAL NOTYL 1 1 13 DB99 00434A ASS Y 4WAY V V ASS Y 1 DB99 00471A ASS Y 4WAY V V ASS Y 1 1 DB99 00470A ASS Y 4WAY V V ASS Y 1 13 1 DB62 02594A VALVE SERVICE 5 8 1 1 1 1 14 DB99 00393C ASS Y VALVE CHECK ASS Y 1 1 DB99 00436A ASS Y VALVE CHECK ASS Y 1 DB99 00393B ASS Y VALVE CHECK ASS Y 1 15 DB93 01846A ASS Y CONTROL OUT ASS Y 1 DB93 00679F ASS Y CONTROL OUT ASS Y 1 DB93 0...

Page 25: ...Samsung Electronics 24 6 3 Ass y Control In Indoor Unit DB93 01636A SH18 24 P AQ 18 24 P G ...

Page 26: ...MACHINE SCREW MACHINE SCREW MACHINE ASS Y C W MOTOR CAPACITOR ASS Y C W AC DC CONNECTION ASS Y C W MODULE PCB C W STEP MOTOR UP DOWN CAPACITOR ASS Y THERMISTOR SEAL CASE CONTROL DC CABLE TIE POWER CORD ASS Y C W AUTO GRILLE HALF MIRROR ASS Y PCB HVPS ASS Y C W HVPS 12V SEAL CASE CONTROL SEAL CASE CONTROL IN SEAL CASE CONTROL ABS ASS Y ASS Y ASS Y ASS Y ASS Y SGCC M T1 2 ABS PH M3xL22 TH M4xL16 TH ...

Page 27: ...7 PCB Diagram 7 1 MAIN PCB AC DB93 02592C TOP OPT11 OPT12 OPT13 OPT14 OPT15 OPT16 XC71 DB93 02592A 220nF 250V DB93 02592B 220nF 250V DB93 02592C 220nF 250V DB93 02592D 220nF 250V DB93 02592E 220nF 250V DB93 02592F 220nF 250V ...

Page 28: ... 3P 1R 3 96mm STRAIGHT SN 1 SNA CN93 CONNECTOR HEADER BOX 10P 1R STRAIGHT SN 1 SNA D101 DIODE RECTIFIER UG2D 200V 2A DO 204AC TP 1 SNA D103 DIODE RECTIFIER UF4007 1KV 1A DO 41 TP 1 SNA D102 DIODE SWITCHING 1N4148 100V 200mA DO 35 TP 1 SNA F701 FUSE CARTRIDGE 250V 3 15A TIME LAG GLASS 5x20mm 1 SNA IC01 IC PWM CONTROLLER VIPER12ADIP DIP 8P 300MIL PLASTIC 1 SNA IC02 IC VOLT REGU 78L05A TO 92 3P PLAST...

Page 29: ...LL SIGNAL 2SC2412K NPN 200mW SOT 23 TP 1 1 SNA R101 R CHIP 100ohm 5 1 10W DA TP 2012 1 SNA R102 R CHIP 2 2Kohm 5 1 10W DA TP 2012 1 SNA R103 R CHIP 6 8ohm 5 1 10W DA TP 2012 1 SNA R201 R202 R203 R204 R CHIP 100Kohm 5 1 4W DA TP 3216 4 SNA R205 R CHIP 10Kohm 5 1 10W DA TP 2012 1 SNA R206 R207 R CHIP 1Kohm 5 1 10W DA TP 2012 2 SNA ZD11 DIODE ZENER BZX84 C11 10 4 11 6V 350mW SOT 23 TP 1 SNA Location ...

Page 30: ...CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN RED 1 SNA CN82 CONNECTOR HEADER BOX 3P 1R 2mm STRAIGHT SN BLU 1 SNA CN91 CONNECTOR HEADER BOX 2P 1R 2mm STRAIGHT SN 1 SNA CN92 CONNECTOR HEADER BOX 10P 1R STRAIGHT SN 1 SNA CN94 CONNECTOR HEADER BOX 12P 1R 2mm STRAIGHT SN 1 SNA IC03 IC VOLTAGE 7533 TO 92 3P SINGLE PLASTIC SNA Location No Q TY Remark Description Specification 7 2 MAIN PCB DC DB93 01325F TO...

Page 31: ...A IC51 IC EEPROM 93LC56 128x16Bit SOP 8P 150MIL 2 5V 1 SNA Q401 Q601 Q603 TR SMALL SIGNAL 2SC2412K NPN 200mW SOT 23 TP 1 3 SNA Q602 TR SMALL SIGNAL MMST2907A PNP 200mW SOT 23 TP 100 1 SNA R209 R301 R302 R401 R402 R CHIP 1Kohm 5 1 10W DA TP 2012 9 SNA R404 R602 R604 R610 R403 R407 R408 R CHIP 6 8Kohm 5 1 10W DA TP 2012 3 SNA R405 R406 R CHIP 330ohm 5 1 10W DA TP 2012 2 SNA R501 R601 R603 R605 R908 ...

Page 32: ... Y DISPLAY PCB 18K 24K DB93 01368C Parts List No 1 ASS Y LED MODULE GREEN 1 SNA 2 PCB DISPLAY FR 1 T1 6 1 SNA 3 TACT SWITCH KPT 1105A 1 SNA 4 RESISTOR 200ohm 2W 5 SNA 5 CONNECTOR WIRE 14P 1 SNA Specification Description Remark Q TY ...

Page 33: ...1 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 FRP4021H7 1 SNA No Q TY Remark Description Specification ...

Page 34: ...33 Samsung Electronics 8 Wiring Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization Code No DB98 08709A ...

Page 35: ...R POWER RELAY TB1 2 TERMINAL BLOCK 20S SOLENOID COIL FM1 FAN MOTOR F FUSE 2A 250V S SPARK KILLER SH18ZP0BX UQ T 18 UQ24P6GBA MARK NAME MARK NAME 52C MAGNETIC CONTACTOR TB 1 2 TERMINAL BLOCK 20S SOLENOID COIL FM1 FAN MOTOR C1 CAPACITOR S SPARK KILLER F FUSE 2A 250V SH24ZP6BX UQ24P6GEA Code No DB98 15985A Code No DB68 02042A ...

Page 36: ...IC CONTACTOR TB 1 2 TERMINAL BLOCK 20S SOLENOID COIL CH CRANK CASE HEATER C1 CAPACITOR FM1 FAN MOTOR F FUSE 2A 250V S SPARK KILLER MARK NAME MARK NAME 52C MAGNETIC CONTACTOR TB 1 2 TERMINAL BLOCK 20S SOLENOID COIL CH CRANK CASE HEATER C1 CAPACITOR FM1 FAN MOTOR F FUSE 2A 250V S SPARK KILLER UQT24P6GEA Code No DB98 12998A Code No DB68 00993A ...

Page 37: ...Samsung Electronics 36 9 Schematic Diagram 9 1 Indoor Unit 9 1 1 18K 24K BTU AC PART This Document can not be used without Samsung s authorization ...

Page 38: ...37 Samsung Electronics Schematic Diagram 9 1 2 18K 24K BTU DC PART This Document can not be used without Samsung s authorization ...

Page 39: ...MEMO Samsung Electronics 38 ...

Page 40: ...MEMO 39 Samsung Electronics ...

Page 41: ...MEMO Samsung Electronics 40 ...

Page 42: ...e Manual is a property of Samsung Electronics Co Ltd Any unauthorized use of Manual can be punished under applicable International and or domestic law Samsung Electronics Co Ltd Feb 2004 Printed in Korea Code No DB98 16345A 1 ...

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