Trouble Diagnosis; Section 5: Trouble Diagnosis - Panasonic U-4LE1E5 Service Manual

Contents
1. Contents of Remote Controller Switch Alarm Display . . . . . . . . . . . . . . . . . . . . . . . . 5-2
2. Outdoor Unit Control Panel LED Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-4
3. Mini VRF System Alarm Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-5
4. Inspection of Parts (Outdoor Unit) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5-51
5. Symptom: Thermostat in OFF continues or cycles OFF & ON too frequently . . . . . 5-52

5. TROUBLE DIAGNOSIS

5. TROUBLE DIAGNOSIS
5 - 1
Mini VRF SYSTEM
Trouble Diagnosis
5