Daikin R71FUV1 User Manual

Pocket
Manual
Service Diagnosis
Si20 - 701_B

Daikin R71FUV1 Specifications

General

Category	Air Conditioner
Cooling Capacity	7.1 kW
Heating Capacity	8.0 kW
Energy Efficiency Ratio (Cooling)	3.21
Refrigerant	R32
Power Supply	220-240 V, 50 Hz

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

Troubleshooting for compressor issues when the indoor fan runs.

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

Troubleshooting for restart issues after the unit shuts down.

2.6 Equipment Operates but does not Provide Cooling

Troubleshooting for lack of cooling performance.

2.7 Equipment Operates but does not Provide Heating

Troubleshooting for lack of heating performance.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

Steps for performing self-diagnosis using the remote controller.

3.1.1 Wired Remote Controller — BRC1C61/BRC1D61

Self-diagnosis procedure for wired remote controllers BRC1C61/BRC1D61.

3.1.2 Wired Remote Controller — BRC1E61

Self-diagnosis procedure for wired remote controller BRC1E61.

3.1.3 Wireless Remote Controller

Procedure for determining error codes with wireless remote controllers.

3.2 Error Codes and Description

List and explanation of various error codes.

3.2.1 Indoor Unit

Error codes and descriptions for indoor units.

3.2.2 Outdoor Unit, System

NON-Inverter Series

3.3 Detailed Error Codes

Detailed descriptions and diagnostics for error codes.

3.3.1 Indoor Unit