Samsung DH094EAM Service Manual Download Page 1

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SERVICE

Manual

CONTENTS

AIR CONDITIONER

1. Product Specifications

2. Disassembly and Reassembly

3. Refrigerating Cycle Diagram

4. Set Up the Model Option

5. Control Specification &

Troubleshooting

6. Exploded Views and Parts List

7. Block Diagram

8. Wiring Diagram

9. Schematic Diagram

INDOOR UNIT

DH094EAM

OUTDOOR UNIT

UH094EAMC

DUCT TYPE AIR CONDITIONER

DB98_22254A(1)_CO 05/2/22 1:14 AM Page 2

Summary of Contents for DH094EAM

Page 1: ...embly and Reassembly 3 Refrigerating Cycle Diagram 4 Set Up the Model Option 5 Control Specification 5 Troubleshooting 6 Exploded Views and Parts List 7 Block Diagram 8 Wiring Diagram 9 Schematic Diag...

Page 2: ...m Weight Net Gross kg Fan Speed Hi r p m Low r p m m3 min Noise Level Cooling Hi dB A Sound Pressure Heating Hi dB A Fan Type Motor Output W Type Compressor Model Motor Output kW Protection MODEL INDO...

Page 3: ...Gross kg Pipe O D Size Liquid mm inch Gas mm inch Connection Method Between Height m Pipe Length m MODEL INDOOR UNIT OUTDOOR UNIT R410A 1 750 60 Elec Expansion Valve Louver 2 x 36 x 1 5 798 880 310 74...

Page 4: ...3 Samsung Electronics 1 2 1 Indoor Unit 1 2 Dimensions Unit mm...

Page 5: ...Samsung Electronics 4 Product Specifications 1 2 2 Outdoor Unit Unit mm 880 310 798...

Page 6: ...5 10 5 0 5 10 15 20 25 30 15 0 17 0 19 0 21 0 23 0 25 0 31 0 29 0 27 0 33 0 35 0 37 0 High Pressure kgf cm 2 G Heating Mode 5 5 15 20 25 30 35 40 45 6 0 6 5 7 0 7 5 8 0 8 5 9 0 9 5 10 0 Low Pressure k...

Page 7: ...2 screws of indication part and then assemble the direction of 2 Plate Handle places by use of screw as shown in 2 2 Turn the Plate Handle by hand when removing the Filter Pre 3 When pulling the Filte...

Page 8: ...Procedure Remark 2 Disassemble 6 indicating screws 3 Detach the Sensor Holder from the Ass y Fan Case 4 Detach from Ass y Control In the capacitor connection wire between the Motor Fan in and housing...

Page 9: ...After disassembling 1 indicating screw detach the Cover Control 2 Detach the Motor Fan in and Sensor Connector connected to PCB 3 Disassemble 2 indicating screws arrow mark 4 Hold the Ass y Control I...

Page 10: ...ws to detach Ass y Drain Pan 2 screws each at left and right side Work is possible when disassembling the Ass y Drain Pan 1 Disassemble 8 indicating screws 4 each at left and right side 2 Disassemble...

Page 11: ...assembly No Parts Procedure Remark 4 After disassembling 4 indicating screws 5 Pull the Cabinet Side LF RH by hand to disassemble 6 Separate 4 indicating screws 2 each at left and right side 7 Detach...

Page 12: ...onnecting canvas to the discharge side 1 Disassemble 4 indicating screws 2 each at left and right side 2 Disassemble 12 indicating screws 6 each at upper and lower side After connecting canvas to the...

Page 13: ...he Cover Control 2 Detach the connection wire from the Terminal Block 3 Loosen the fixing screws and detach the Upper Cabinet 4 Loosen the fixing screws and detach the Front Cabinet 5 Loosen 2 screws...

Page 14: ...assembly No Parts Procedure Remark 2 Fan Motor 7 Loosen the fixing screws and detach the Cabinet Side 1 Loosen the fixing bolt and detach the Fan 2 Loosen 4 fixing bolts to detach the Motor 3 Loosen 4...

Page 15: ...dure Remark 3 Heat Exchanger Compressor 1 Release the refrigerant at first 2 Disassemble the inlet and outlet pipe by welding 3 Loosen the fixing screws of the Heat Exchanger 4 Detach the Heat Exchang...

Page 16: ...30m Allowable drop distance Max 15m Heat Exchanger Evaporator Heat Exchanger Condenser Cooling Heating Gas leak check point Liquid pipe Gas pipe Compressor Accumulator Muffler 3 Way valve Filter Filt...

Page 17: ...h the button the display panel reads or repeatedly Push the button to set the display panel to Every time you push the button the display panel reads repeatedly Setting is not required if you must a v...

Page 18: ...tion 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 P...

Page 19: ...Samsung Electronics 18 Set Up the Model Option OPTION ITEMS MODEL REMOTE CONTROL SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 DH094EAM 0 1 5 4 4 2 1 E 0 0 0 0...

Page 20: ...side is If SW02 MAIN that set indoor unit address is controlled to indoor unit number marked on outdoor unit is marked by 5 1 2 Option set part for Outdoor unit PCB 5 Control Specification Troubleshoo...

Page 21: ...3 4 Use the K1 only for heat pump models K1 Displayed on SEG 3 4 Adding refrigerant at heating mode Test operation at heating mode End K2 Displayed on SEG 3 4 Adding refrigerant at cooling mode Test o...

Page 22: ...rror of discharge temperature sensor Open Short System down caused by communication error after completion of tracking Mismatching of the indoor unit numbers set with those communication after complet...

Page 23: ...he communication numbers and installed numbers after completion of tracking Communication error for more than 2 minutes Communication error between indoor units 1 Error of electronic expansion valve c...

Page 24: ...by communication 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 settin...

Page 25: ...nnection or leak of applied sensor Yes No Yes Check the out temp sensor is normal or not by use of out data display part Check the temp data is normal or not after pressing K4 3 times At this time is...

Page 26: ...ormal or not after pressing K4 2 times At this time is occurred the difference between the out temp and data Reoperation after PCB replacement Does the out heat exchanger temp sensor connected to PCB...

Page 27: ...oes the outdoor discharge temp sensor connected to PCB CN42 At this time Is largely deviate the resistance value from side table value Measure the resistance value between two terminals after separati...

Page 28: ...y each and then replace the indoor unit PCB after line check Check the display after pressing the reset key on outdoor PCB When tracking is there any indoor answer from display part At this time is th...

Page 29: ...To measure the 2 lines of outdoor unit side by use of scope after removing the communication line connecting from outdoor unit to indoor unit Is equal indoor unit actual installation number and insta...

Page 30: ...connected to indoor unit PCB Open status Is much the water of drain pan Does the drain pump operate Does the water level decrease Is the same error occurred Is the terminal voltage of drain pump PCB a...

Page 31: ...6 1 Indoor Unit 1 2 5 22 13 18 10 11 19 17 9 4 14 15 7 8 21 6 16 3 12 20 19 2 19 6 19 3 19 1 5 1 5 6 22 1 22 2 5 5 5 4 5 2 5 7 5 8 5 9 5 3 19 4 19 5 23 You can search for the updated part code number...

Page 32: ...R RH CABINET SIDE RH B ASS Y HOLDER OUTLET ASS Y COVER BOTTOM PLATE HANDLE FILTER PRE COVER CONTROL ASS Y CONTROL IN ASS Y CASE CONTROL ASS Y PCB MAIN TERMINAL BLOCK 6P TERMINAL BLOCK 6P C FILM TRANS...

Page 33: ...Samsung Electronics 32 6 2 Outdoor Unit 16 2 2 2 1 2 4 18 20 26 2 8 14 15 19 1 6 25 24 22 23 3 21 12 11 13 10 5 7 17 10 2 10 10 1 10 3 10 8 10 7 10 6 10 4 18 1 5 9 4 17 1 2 3...

Page 34: ...CASE PCB UH070EZM ABS 2 5 BLACK DPM 5V 1 SA 10 6 2301 001367 C FILM LEAD OTHER 6000nF 10 5 450V BK 58x25x40mm 1 SA 10 7 2501 001236 C OIL 30uF 450V BK 53x85mm 20 6 2 SA 10 8 DB61 02319A CLIP CAPACITO...

Page 35: ...n EEPROM option saving and blackout restoring function Power comm line misconnection prevention function Cost saving related sub option separation between indoor unit communication part Option part su...

Page 36: ...35 Samsung Electronics This Document can not be used without Samsung s authorization 8 Wiring Diagram 8 1 Indoor Unit Code No DB98 20414A...

Page 37: ...Samsung Electronics 36 This Document can not be used without Samsung s authorization 8 2 Outdoor Unit Code No DB98 19361A...

Page 38: ...37 Samsung Electronics This Document can not be used without Samsung s authorization 9 Schematic Diagram 9 1 Indoor Unit...

Page 39: ...Samsung Electronics 38 9 2 Outdoor Unit This Document can not be used without Samsung s authorization...

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

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

Page 42: ...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 2005 Printed in Chi...

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