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Samsung UH105GCM, Service Manual

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INDOOR UNIT

HH105ECM
HH140ECM
HH175ECM

OUTDOOR UNIT

UH105GCM
UH140GCM
UH175GCM

SERVICE

Manual

CONTENTS

AIR CONDITIONER

1. Product Specifications

2. Installation

3. Refrigerating Cycle Diagram

4. Troubleshooting

5. Exploded Views and Parts List

6. PCB Diagram

7. Wiring Diagram

8. Schematic Diagram

DUCT TYPE AIR CONDITIONER

DB98_16135A(1)_CO  03/12/26 10:46 AM  Page 3

Summary of Contents for UH105GCM

Page 1: ...GCM UH140GCM UH175GCM SERVICE Manual CONTENTS AIR CONDITIONER 1 Product Specifications 2 Installation 3 Refrigerating Cycle Diagram 4 Troubleshooting 5 Exploded Views and Parts List 6 PCB Diagram 7 Wiring Diagram 8 Schematic Diagram DUCT TYPE AIR CONDITIONER ...

Page 2: ...0 650 75 88 930 450 90 67 114 ZR81KCE TFD MODEL HH140ECM UH140GCM HH105ECM UH105GCM INDOOR UNIT OUTDOOR UNIT HH175ECM UH175GCM Capacity Power Supply Power Input Running Current Indoor Unit Outdoor Unit Cooling Heating Cooling Heating Cooling Heating Fan Speed at 0mmAq Air Circulation at 14mmAq Noise Level Sound Pressure Heat Exchanger Fan Dimensions Weight Fan Speed Air Circulation Hi Sound Pressu...

Page 3: ... 30 Max 50 19 7 2 x 48 x 1 7 935 915 1 122 3 850 1 270 x 930 x 385 136 146 MODEL HH140ECM UH140GCM HH105ECM UH105GCM INDOOR UNIT OUTDOOR UNIT HH175ECM UH175GCM Outdoor Unit Condition Piping Compressor Heat Exchanger Refrigerant Dimensions Weight Indoor Unit Outdoor Unit Pipe O D Size Connection Method Between Capacity Face Area R407C Charge H x W x D kg Cool DB WB Heat DB WB Cool DB WB Heat DB WB ...

Page 4: ...er 1 2 3 4 5 6 7 8 Name Liquid pipe connection Gas pipe connection Drain pipe connection Drain pipe connection Power supply connection Air discharge flange Air suction flange Hook Description ø9 52 Flare ø19 05 Flare OD27 2 ID21 6 without drain pump OD29 ID25 with drain pump For M8 M10 ...

Page 5: ...4 5 6 7 8 Name Liquid pipe connection Gas pipe connection Drain pipe connection Drain pipe connection Power supply connection Air discharge flange Air suction flange Hook Description ø9 52 Flare ø19 05 Flare OD27 2 ID21 6 without drain pump OD29 ID25 with drain pump For M8 M10 ...

Page 6: ...Product Specifications 5 Samsung Electronics 1 2 2 Outdoor Unit 880 968 3 2 0 UH105GCM Unit mm 930 1 135 3 7 5 UH140GCM Unit mm ...

Page 7: ...Product Specifications Samsung Electronics 6 930 1 270 3 8 5 UH175GCM Unit mm ...

Page 8: ... optional accessories such as the wired remote controller centralized controller etc see an appropriate installation manual 6 If an optional accessory is not installed you do not have to set the RMC address However adjust K1 and K2 switches of the SW03 DIP switch to ON position in this case 7 Set the MAIN address by adjusting the rotary switch SW02 from 0 to F Each indoor unit connected to the sam...

Page 9: ... Adjusting filter cleaning cycle You can adjust the cycle for filter sign indicator Hot water heater You must adjust the K7 when you install the hot water heater K6 1000 hours 2000 hours Switch No Switch ON Switch OFF K7 No use of hot water heater Use of hot water heater Switch No Switch ON Switch OFF SW04 K5 K6 K7 K8 SW04 K5 K6 K7 K8 SW04 K5 K6 K7 K8 K5 2 C compensation 5 C compensation Switch No...

Page 10: ...opriate position Option Switch 0 or 1 2 3 4 5 6 7 8 One Two Three Four Five Six Seven Eight 9 A B C D E F Nine Ten Eleven Twelve Thirteen Fourteen Fifteen Switch No Number of indoor unit s Switch No Number of indoor unit s RESET CHECK MODE DISPLAY MODE K1 K2 K3 K4 DIS 1 SEG 1 SEG 2 SEG 3 SEG 4 DIS 2 KEY Display 2 3 Setting Up Option Switches Rotary Switch Key Display ...

Page 11: ...emperature of evaporator Indoor temperature Stopping view mode display communication data 110 C 38 C 34 C 120STEP 12 x 10 2 C 12 C 22 C KEY Number of press Item Example Display Meaning K2 K3 K4 Function Number of press times 1 2 3 4 Use the K1 only for heat pump models is adjusted to HH105ECM HH140ECM models K1 Displayed on SEG 3 4 Adding refrigerant at heating mode Test operation at heating mode ...

Page 12: ...able pipe length Max 50m Allowable drop distance Max 30m Gas Side INDOOR UNIT OUTDOOR UNIT Heat Exchanger Evaporator Heat Exchanger Condensor Muffler Compressor High pressure switch Accumulator Cooling Heating Gas leak check point 3 Way Valve Drier Filter EEV 3 Way Valve ...

Page 13: ... Error of outdoor temperature sensor Error of COND sensor Error of DISCHARGE sensor OPEN SHORT Error of heat exchanger sensor in indoor unit OPEN SHORT Error of temperature sensor in indoor unit OPEN SHORT Power reset If you turn off the air conditioner when the LED is flickering the LED is also turned off On Flickering Off If you re operate the air conditioner it operates normally at first then d...

Page 14: ...verse phase If you turn off the air conditioner when the LED is flickering the LED is also turned off On Flickering Off If you re operate the air conditioner it operates normally at first then detect an error again Error of float switch Error of setting option switches for optional accessories EEPROM error EEPROM option error Operating Indicators Abnormal conditions Blue Red Concealed Type Standar...

Page 15: ...cation error after completion of tracking Mismatching of the indoor unit numbers set with those communicated after completion of tracking Error of float switch in indoor unit Error of setting option switches for optional accessories OPEN SHORT error of room sensor in indoor unit OPEN SHORT error of eva in sensor in indoor unit EEPROM option error Error of fan starting Open error of electronic expa...

Page 16: ...MEMO 15 Samsung Electronics ...

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

Page 18: ... M T0 8 1 1 1 10 2 DB26 10065B TRANS POWER 230V 50HZ 1 1 1 10 3 DB65 00004H TERMINAL BLOCK 6P 6p 1 1 1 10 4 DB65 00004L TERMINAL BLOCK 6P 6p 1 1 1 10 5 DB93 00849M ASS Y PCB MAIN DPM DUCT DPM PCB HH105ECM HH140ECM 1 1 DB93 00849D ASS Y PCB MAIN DPM DUCT DPM PCB HH175ECM 1 10 6 DB61 40291B HOLDER WIRE PP BLK 2 2 2 10 7 2301 001367 C FILM 6µF AC450V 1 2501 001233 C OIL 15µF AC450V 1 11 DB90 00315A A...

Page 19: ...Samsung Electronics 18 5 2 Outdoor Unit 9 8 7 6 3 1 18 15 15 6 15 5 15 1 15 4 14 15 2 15 3 11 10 4 5 12 13 24 23 21 22 17 16 19 20 2 UH105GCM ...

Page 20: ... FRONT RH ASS Y PARTITION OUT ASS Y WIRE PLATE CASE PCB OUT ASS Y CONTROL OUT ASS Y PCB MAIN TERMINAL BLOCK 2P TERMINAL BLOCK 8P TRANS POWER C FILM MAGNETIC SWITCH ASS Y CABINET BACK RH ASS Y BASE OUT GROMMET COMP INSULATION SOUND ASS Y DIGITAL SCROLL COMP ASS Y TUBE 4WAY VALVE ASS Y EXPANSION TUBE VALVE SERVICE 3 8 ASS Y TUBE DRIER UH105GCM ASS Y SECC P RVMPC035B2M0 UH105GCM 2x36 10Kohm 20 100 RF...

Page 21: ...Exploded Views and Parts List Samsung Electronics 20 16 17 12 14 13 15 18 19 20 22 25 23 21 26 24 4 5 3 2 1 7 6 9 8 10 11 1 11 2 11 6 11 7 11 3 11 8 11 11 5 11 4 UH140GCM ...

Page 22: ...TCH MAGNET FURNAS 3P APH450PG 42AF35AL 11 5 DB61 00152A CASE PCB OUT AE 240E T2 5 ABS BLK 11 6 DB65 00074C TERMINAL BLOCK 8P ASSøY HSP TYPE 11 7 DB65 40062L TERMINAL BLOCK 2P RING TERMINAL 250V 25A 39X29X39 11 8 DB90 01448A ASS Y CASE CONTROL OUT UH140GCM 48K HEAT PUMP 12 DB99 00418B ASS Y VALVE 4WAY UH140GCM RANCO R407C 13 DB99 00419B ASS Y VALVE EXPANSION UH140GCM FUJIKOKI50 R407C 14 DB96 00542B...

Page 23: ...nics 22 Exploded Views and Parts List 24 7 8 11 13 11 1 11 2 12 1 12 2 5 10 18 18 3 18 2 18 8 3 4 6 21 17 16 15 15 1 15 2 9 12 18 7 18 5 18 1 18 6 18 4 1 1 1 22 23 2 25 14 3 14 1 14 6 14 5 14 2 14 4 14 19 20 UH175GCM ...

Page 24: ...VE SAGINOMIYA 1 14 2 DB34 00021B SWITCH HIGH PRESSURE 220 240 1 4A 33KGF øG 1 14 3 DB62 40019A VALVE 4WAY 3 4 INCH 1 14 4 DB62 00450A VALVE SERVICE C3604 30KG CM2G 1 14 5 DB67 00197A MUFFLER UH175GCM 1 14 6 DB67 10042A ACCUMULATOR UH175GCM ACCUM 1 15 DB96 02241A ASS Y VALVE EXPANSION UH175GCM 4WAY CASSETTE 48K 1 15 1 DB62 01251A VALVE EXPAN ELEC EDM 60YP 1 15 2 DB62 00425A VALVE SERVICE 3 8 INCH 1...

Page 25: ...Samsung Electronics 24 6 PCB Diagram TOP 6 1 Indoor Unit 6 1 1 HH105ECM HH140ECM Code No DB93 00849M 6 1 1 HH175ECM Code No DB93 00849D ...

Page 26: ...25 Samsung Electronics PCB Diagram BOTTOM ...

Page 27: ...5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012Y 5V 104Z5 C CHIP CS2012X 7R 102K5 C CHIP CS2012Y 5V 104Z5 C FILM 2A 472J C CHIP CS2012 5V...

Page 28: ... 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M DIODE 4148M FUSE 250V 5A HOLDER FUSE FB58 20 FUSE 250V 1A FILTER NOISE HP1 P10 HEAT SINK A6063 L25 5 W15 WHT IC VOLT REGULATOR KA7812A SCREW TAPPING PH M3 L8 FE FZY IC VOLT REGULATOR KA7805...

Page 29: ...2 1kΩ 5 R CHIP R2012 1kΩ 5 R CHIP R2012 1kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 6 8kΩ 1 R CHIP R2012 6 8kΩ 1 R CHIP R2012 6 8kΩ 1 R CHIP R2012 330Ω 5 R CHIP R2012 330Ω 5 R CHIP R2012 330Ω 5 R CHIP R2012 24kΩ 1 R CHIP R2012 330Ω 5 R CHIP R2012 10kΩ 5 R CHIP R2012 330Ω 5 R CHIP R2012 10kΩ 5 R CHIP R2012 47kΩ 5 R CHIP R2012 47kΩ 5 R CHIP R201...

Page 30: ...012 10kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 10kΩ 5 R CHIP R2012 10kΩ 5 RELAY JQ1a 12V RELAY JQ1a 12V RELAY JQ1a 12V RELAY CS11 12SH RELAY CS11 12SH RELAY CS11 12SH RELAY CS11 12SH DIGITAL SWITCH PT65 103 DIGITAL SWITCH PT65 503 DIP SWITCH BSD 104 DIP SWITCH BSD 104 DIP SWITCH BSD 104 VARISTOR INR14D561K BS RESONATOR 10MHz R605 R607 R608 R609 R610 R813 R814 R815 R816 R901 R902 R903 R911 R912 R913 R...

Page 31: ...Samsung Electronics 30 6 2 Outdoor Unit 6 2 1 UH105GCM Code No DB93 01855H 6 2 1 UH140GCM Code No DB93 01855G TOP ...

Page 32: ...31 Samsung Electronics PCB Diagram BOTTOM ...

Page 33: ... TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 100nF 80 20 50V Y5V TP 2012 10nF 80 20 50V Y5V TP 2012 ...

Page 34: ... 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD 80C TP RLS4148 100V 200MA SOD...

Page 35: ...EKA PNP 200MW 10K 10K SOT 23 TP DTA114EKA PNP 200MW 10K 10K SOT 23 TP 10Kohm 5 1 8W TP 2012 3 3Kohm 5 1 8W TP 2012 1Kohm 5 1 8W TP 2012 1Kohm 5 1 8W TP 2012 1Kohm 5 1 8W TP 2012 120ohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10...

Page 36: ... 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 10Kohm 5 1 8W TP 2012 0ohm 5 1 4W AA TP 2 4x6 4mm 0ohm 5 1 4W AA TP 2 4x6 4mm 0ohm 5 1 4W AA TP 2 4x6 4mm 0ohm 5 1 4W AA TP 2 4x6 4mm 12VDC 200MW 3000MA 1FORMA 10MS 10M 12VDC 200MW 3000MA 1FORMA 10MS 10M 12VDC 200MW 3000MA 1FORMA 10MS 10M 12VDC 200MW 3000M...

Page 37: ...Samsung Electronics 36 PCB Diagram 6 2 2 UH175GCM Code No DB93 02074A TOP ...

Page 38: ...37 Samsung Electronics PCB Diagram BOTTOM ...

Page 39: ...R TP 2012 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C CERAMIC CHIP 10nF 10 50V X7R TP 2012 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 C CERAMIC CHIP 100nF 80 20 50V Y5V TP 2012 DIODE TVS SAC5 0 7 6 V 500W DO 15 DIODE TVS SAC5 0 7 6 V 500W DO 15 CONNECTOR HEADER BOX 3P 1R 2 5mm STRAIGHT SN CONNECTOR HEADER 1WALL 2P 1R 3 ...

Page 40: ...NOISE MD 250V1 6A 25C 85C CONNECTOR TERMINAL PIN MALE 18 22 2 35mm CONNECTOR TERMINAL PIN MALE 18 22 2 35mm HEAT SINK S1 A6063 L25 5 W15 WHT 25x22 IC VOLT REGU KA7812A TO 220AB SCREW TAP PH FEFZY PH M3 L8 IC VOLT REGU KA7805A TO 220AB 1A 0 125C IC KA7533 DIP IC MICOM MB89P637P G SH 16K DIP OTP IC DRIVE KID65003AP DIP 16P STICK TR AR IC DRIVE KID65003AP DIP 16P STICK TR AR IC DRIVE KID65003AP DIP 1...

Page 41: ... TACT 12V 50mA 160gf 6x6x3 6mm SPST PCB SUB PE DPM 00 FR 1 T1 6 W197 L197 TR SMALL SIGNAL MMBT3904 NPN 350MW SOT 23 TP 30 300 TR DIGITAL KRA226M PNP 400MW 2 2K 10K TO 92M TP TR DIGITAL KRA226M PNP 400MW 2 2K 10K TO 92M TP TR DIGITAL KRA226M PNP 400MW 2 2K 10K TO 92M TP TR DIGITAL KRA226M PNP 400MW 2 2K 10K TO 92M TP R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 3 3KOHM 5 1 10W DA TP 2012 R CHIP 1KOHM 5 ...

Page 42: ...P 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CHIP 10KOHM 5 1 10W DA TP 2012 R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm R CARBON S 1KOHM 5 1 2W AA TP 2 4x6 4mm RELAY MINIATURE 12Vdc 200mW 5A 1FormA 6mS 4mS R...

Page 43: ...Samsung Electronics 42 This Document can not be used without Samsung s authorization 7 Wiring Diagram 7 1 Indoor Unit Code No DB98 08020A ...

Page 44: ...43 Samsung Electronics This Document can not be used without Samsung s authorization 7 2 Outdoor Unit UH105GCM Code No DB98 16133A ...

Page 45: ... UH140GCM Wiring Diagram Samsung Electronics 44 Code No DB98 16134A This Document can not be used without Samsung s authorization ...

Page 46: ...45 Samsung Electronics Wiring Diagram UH175GCM Code No DB98 07978A This Document can not be used without Samsung s authorization ...

Page 47: ...Samsung Electronics 46 8 Schematic Diagram 8 1 Indoor Unit This Document can not be used without Samsung s authorization ...

Page 48: ...47 Samsung Electronics UH105GCM UH140GCM 8 2 Outdoor Unit This Document can not be used without Samsung s authorization ...

Page 49: ...Samsung Electronics 48 Schematic Diagram UH175GCM This Document can not be used without Samsung s authorization ...

Page 50: ...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 Jan 2004 Printed in Korea Code No DB98 16135A 1 ...

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