Samsung RD120HHXGB - User Manual

Refer to the service manual in the GSPN(see the rear cover) for the more information.
AIR CONDITIONER CONTENTS
SYSTEM AIR CONDITIONER
INDOOR UNIT
AVXCSH022/028/036EE
ND022/028/0361HXEA/XSE
AVXC2H056/071EE
AVXC4H045/056/071/090/112/128/140EE
AVXC4H045/056/071/090/112/128/140EG
ND045/056/071/090/112/128/1404HXEA/XSE
AVXCMH028/036/056/060EE
AVXDSH022/028/036/045/056/071/090/112/128/140EE
ND022/028/036/045/056/071/090/112/128/140LHXEA
ND022/028/036/045/056/071/090/112/128/140LHXEA/XSE
AVXDUH056/071/090/112/128/140EE
ND056/071/090/112/128/140SHXEA/XSE
ND140HHXEA
AVXDUH210/280EG
ND200/220/280HHXEA
ND200/220/280HHXEA/XSE
ND220/280HHXEASTK
AVXTFH056/071EE
ND056/071CHXEA/XSE
AVXTJH028/036/056EE
ND028/036/056JHXEA/XSE
AVXWBH028/036/056/071EE
ND028/036/056/071BHXEA/XSE
AVXWNH022/028/036/056/071EE
ND022/028/036/056/071NHXEA/XSE
ND022/028/036/045/056/071QHXEA
AVXWVH022/028/036/056/071EE
ND022/028/036/056/071VHXEA/XSE
ND0561/0711HXEH
ND022/028/036/045/056/071QHXEB
ND022/028/036/045/056/071QHXEBSTK
OUTDOOR UNIT
RD080/100/120/140/160/180/200HHXGA
RD080/100/120/140/160/180/200HRXGA
RD080/100/120/140/160/180/200HHXGB
RD080/100/120/140/160/180/200HRXGB
RD080/100/120/140/160/180/200 HHXGASTK
RD080/100/120/140/160/180/200 HHXGASTK
RD080/100/120/140/160/180/200HHXGBXSE
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. Exploded Views and Parts List
6. PCB Diagram and Parts List
7. Wiring Diagram
8. Schematic Diagram
9. Reference Sheet
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Summary

Precautions

1-1 Precautions for the Service

Guidelines for safe and proper electrical and mechanical procedures during service.

1-2 Precautions for the Static Electricity and PL

Handling procedures to prevent static discharge and product damage.

1-3 Precautions for the Safety

Essential safety measures to avoid electric shock and fire hazards.

1-4 Precautions for Handling Refrigerant for Air Conditioner

Guidelines for safe handling and environmental considerations for refrigerants.

1-5 Precautions for Welding the Air Conditioner Pipe

1-6 Precautions for Additional Supplement of Air Conditioner Refrigerant

1-7 Other Precautions

Product Specifications

2-2 Product Specifacations

Disassembly and Reassembly

3-1 Indoor Unit

3-2 Outdoor Unit

3-3 MCU

3-4 EEV KIT

Troubleshooting

4-1 Check-up Window Description

Explanation of the outdoor unit's check-up window functions and indicators.

4-2 Troubleshooting

Methods for setting option codes and troubleshooting common issues.

4-3 Diagnosis Checklist

Guidance on interpreting error codes and diagnostic displays for various unit types.

4-4 Auto Inspect Mode

Procedures and operational ranges for the automatic inspection mode.

4-5 Responses According to Condition

Troubleshooting flowcharts for specific error codes and conditions.

PCB Diagram and Parts List

Schematic Diagram

Samsung RD120HHXGB Specifications

General

Voltage	220-240V
Refrigerant	R410A
Outdoor Unit Weight	30 kg
Cooling Capacity	12000 BTU
Power Supply	50Hz
Operating Temperature (Cooling)	18°C to 43°C