Daikin RY140KUY1 User Manual

Pocket
Manual
Service Diagnosis
Si20 - 701_B

Daikin RY140KUY1 Specifications

General

Brand	Daikin
Model	RY140KUY1
Category	Air Conditioner
Language	English

Summary

2. Symptom-based Troubleshooting

2.2 Equipment does not Operate

2.4 Cooling / Heating Operation Starts but Stops Immediately

2.6 Equipment Operates but does not Provide Cooling

3. Troubleshooting by Remote Controller

3.1 Procedure of Self-diagnosis by Remote Controller

3.2 Error Codes and Description

Lists and describes various error codes for indoor units and outdoor systems.

3.3 Detailed Error Codes

Provides in-depth explanations for specific error codes affecting indoor and outdoor units.

3.11 A9 Electronic Expansion Valve Coil (Y1E) Abnormality

3.23 E1 Outdoor Unit PCB Abnormality

Addresses abnormalities in the outdoor unit's Printed Circuit Board.

3.32 E5 Compressor Motor Lock

Details troubleshooting for compressor motor lock issues.

3.40 F6 Refrigerant Overcharged

3.56 L1 Outdoor Unit PCB Abnormality

Addresses abnormalities in the outdoor unit's Printed Circuit Board.

3.83 U0 Refrigerant Shortage

Covers troubleshooting for refrigerant shortage issues.

3.86 U1 Reverse Phase

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

3.94 U5 Transmission Error Between Indoor Unit and Remote Controller

3.99 UA Improper Combination of Indoor and Outdoor Units, Indoor Units and Remote Controller