Samsung AR09BSFCMWKNCV

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Summary

Precautions

Air Conditioner Installation Precautions

Guidelines for safe and proper installation of the air conditioner.

Power Supply and Circuit Breaker Safety

Electrical connection and safety measures for power supply and circuit breaker.

Safe Operation Practices

Product Specifications

Technical Product Specifications

Alignment and Adjustments

Test Mode Operation

Error Codes and Diagnostics

Explains error codes and methods for checking system status.

Disassembly and Reassembly

Indoor Unit Disassembly Steps

Step-by-step guide for taking apart the indoor unit for service.

Outdoor Unit (N-SI;N-WW) Disassembly

Procedure for disassembling the outdoor unit (N-SI/N-WW models).

Outdoor Unit (Q-480) Disassembly Part 1

Outdoor Unit (Q-480) Disassembly Part 2

Wiring Diagram

Indoor Unit Wiring Diagram

Outdoor Unit Wiring Diagram

PCB Diagram

Indoor Main PCB Diagram

Outdoor Main PCB Diagram

Outdoor Inverter PCB Diagram

Display PCB Diagram

Indoor Terminal Block Wiring

Troubleshooting

Initial Troubleshooting Checks

Communication Error Troubleshooting

Steps to diagnose and resolve communication errors between units.

Indoor Fan Error Diagnostics

Diagnosing and fixing indoor fan motor speed detection errors.

Outdoor Sensor Error Troubleshooting

Troubleshooting outdoor temperature sensor errors, condensation temp, and discharge temp.

Operation Condition Errors

EEPROM and OTP Error Resolution

Outdoor Fan Motor Error

Troubleshooting guide for outdoor fan motor errors.

Compressor Starting and Wire Errors

Steps to diagnose and fix compressor starting failures and wire issues.

Current Sensor Errors

Diagnosing errors related to current sensors.

Over Current (O.C.) Error Troubleshooting

Troubleshooting steps for over-current protection errors.

Outdoor Power and Louver Errors

Diagnosing no power issues and louver motor operation errors.

Remote Control Reception Error

Smart Install and OLP Over Temp Errors

Troubleshooting Smart Install errors and Outdoor OLP over-temperature errors.

EEV or Valve Close Error

Troubleshooting steps for EEV or valve close errors.