Samsung AM080MXWANR/EU User Manual

AIR CONDITIONER CONTENTS
SYSTEM AIR CONDITIONER
OUTDOOR UNIT
AM080/100/120/140/160/180/200/220/240/2606XV666
AM080/100/120/200FXWA666
AM080/100/120/140/160/180/200/220JXVA66
AM140/160/180/200/220/240/260/280/300KXV666
1. Precautions
2. Product Specifications
3. Disassembly and Reassembly
4. Troubleshooting
5. PCB Diagram and Parts List
6. Wiring Diagram
7. Cycle Diagram
8. Key Options
9. Test Operation

Samsung AM080MXWANR/EU Specifications

General

Model	AM080MXWANR/EU
Cooling Capacity	8.0 kW
Seasonal Energy Efficiency Ratio (SEER)	6.1
Power Supply	220-240V, 50Hz
Refrigerant	R410A
Energy Efficiency Class (Cooling)	A++
Energy Efficiency Class (Heating)	A+
Power Input (Heating)	2.49 kW

Summary

1. Precautions

1-3 Precautions for the Safety

General safety guidelines to prevent electric shock, fire hazards, and improper grounding.

1-4 Precautions for Handling Refrigerant for Air Conditioner

Environmental and safety precautions for handling refrigerant, including gas release and container safety.

2. Product Specifications

2-2-1 Outdoor Unit

Detailed specifications for outdoor units, including capacity, power, and dimensions.

3. Disassembly and Reassembly

3-2 Disassembly and Reassembly

Step-by-step procedures for disassembling and reassembling various outdoor unit components.

3-2-1 AM080/100/120JXV Disassembly

Disassembly steps for the AM080/100/120JXV series outdoor units.

3-2-4 AM080/100/120FXWA Disassembly

3-2-7 AM180/200/220KXVG, AM200/220KXVA Disassembly

3-3 Caution at Compressor Exchange

Precautions and steps for safely exchanging the compressor unit.

4. Troubleshooting

4-2 Service Operation

4-3 Appropriate Measures for Different Symptoms

Troubleshooting guides and solutions for various system symptoms and error codes.

4-3-1 Outdoor Unit Test Operation Flow

Flowchart guiding the process of outdoor unit test operation for diagnostics.

4-3-2 Main PCB has no power phenomenon

Troubleshooting steps for issues where the main PCB shows no power.

4-3-3 Communication Error between Indoor and Outdoor Units during Tracking

Troubleshooting steps for communication errors occurring during tracking.

4-3-5 Communication error between main and sub Unit of outdoor unit or between outdoor units

Troubleshooting communication errors between outdoor units or main/sub units.

4-3-16 MCU/MCU subcooler entrance/exit sensor error (Open/Short)

Troubleshooting MCU and subcooler sensor errors for open or short circuits.

4-3-23 High Pressure sensor error (Open/Short)

Troubleshooting steps for high-pressure sensor errors, including open or short circuits.

4-3-31 Comp. Down due to High Pressure Protection Control

Troubleshooting compressor shutdown caused by high pressure protection control.

4-3-37 Refrigerant leakage error

Troubleshooting steps for refrigerant leakage detection and related errors.

4-3-40 CH wire breaking error

Troubleshooting steps for errors related to CH wire breaking.

4-3-41 Fan starting error

Troubleshooting steps for errors related to fan starting issues.

4-3-46 Compressor starting error

Troubleshooting steps for errors related to compressor starting failures.

4-3-47 COMP Overcurrent error

Troubleshooting steps for compressor overcurrent errors.

4-3-48 Overvoltage / Low voltage error

Troubleshooting steps for overvoltage or low voltage errors in the system.

4-3-49 DC Link voltage sensor error

Troubleshooting steps for DC link voltage sensor errors.

4-3-50 Fan Motor Overcurrent error

Troubleshooting steps for fan motor overcurrent errors.

9. Test Operation

9-1 Auto Trial Operation

Steps and guidelines for performing the auto trial operation for system verification.

9-1-1 Auto Trial Operation Synopsis

9-1-2 Auto Trial Operation functions

9-1-3 How to troubleshoot of the "Undetermined"

Troubleshooting steps for 'Undetermined' results during auto trial operation.

9-2 Amount of refrigerant automatically checking

Procedure for automatically checking the refrigerant amount in the system.