Daikin FDMG42NUV14 User Manual

Pocket
Manual
Service Diagnosis
Si20 - 701_B

Daikin FDMG42NUV14 Specifications

General

Model	FDMG42NUV14
Category	Air Conditioner
Brand	Daikin
Refrigerant	R32
Power Supply	220-240V, 50Hz

Summary

Symptom-based Troubleshooting

2.2 Equipment does not Operate

Troubleshooting steps for when the equipment fails to operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Diagnosing issues when the indoor fan runs but the compressor does not.

2.4 Cooling / Heating Operation Starts but Stops Immediately

Troubleshooting for intermittent cooling or heating operation.

2.5 After Unit Shuts Down, It cannot be Restarted for a While

Resolving issues with delayed restart capability after unit shutdown.

2.6 Equipment Operates but does not Provide Cooling

Troubleshooting steps when cooling performance is insufficient.

2.7 Equipment Operates but does not Provide Heating

Troubleshooting steps when heating performance is insufficient.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

3.2 Error Codes and Description

List and explanations of error codes for indoor unit troubleshooting.

3.3 Detailed Error Codes