Daikin R100LUY1 - User Manual

Pocket
Manual
Service Diagnosis
Si20 - 701_B

Summary

Symptom-based Troubleshooting

2.2 Equipment does not Operate

Details troubleshooting steps for when the equipment fails to operate.

2.3 Indoor Unit Fan Operates, but Compressor does not Operate

Guides troubleshooting when the indoor fan runs but the compressor does not.

2.4 Cooling; Heating Operation Starts but Stops Immediately

Outlines steps for diagnosing intermittent operation of cooling or heating.

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

Provides troubleshooting for issues with delayed unit restarts after shutdown.

2.6 Equipment Operates but does not Provide Cooling

Addresses problems where the unit runs but fails to provide cooling.

2.7 Equipment Operates but does not Provide Heating

Guides troubleshooting for units that operate but do not provide heating.

Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

3.2 Error Codes and Description

Lists and describes error codes related to indoor units and their corresponding model applicability.

3.3 Detailed Error Codes

3.6 A3 Drain Water Level System Abnormality

3.7 A6 Indoor Unit Fan Motor Abnormality

3.21 E0 Actuation of Safety Device

3.35 E9 Electronic Expansion Valve Abnormality

3.41 H3 High Pressure Switch Abnormality

3.56 L1 Outdoor Unit PCB Abnormality

3.83 U0 Refrigerant Shortage

3.92 U4 or UF Transmission Error (Between Indoor Unit and Outdoor Unit)

Daikin R100LUY1 Specifications

General

Brand	Daikin
Model	R100LUY1
Category	Air Conditioner
Language	English