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Mini VRF SYSTEM
Trouble Diagnosis
6
6. TROUBLE DIAGNOSIS
1. Contents of Remote Controller Switch Alarm Display . . . . . . . . . . . . . . . . . . . . . . . . .6-2
2. Outdoor Unit Control Panel LED Display . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-4
3. Mini VRF Alarm Codes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-5
4. Inspection and Characteristics of Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-23
5. Test Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6-26
6. Symptom: Thermostat in OFF continues or cycles OFF & ON too frequently . . . . . .6-27
Contents
2WAY SYSTEM
Trouble Diagnosis
Contents
SM830289-00_Sec6.indd 1SM830289-00_Sec6.indd 1 2021/01/29 16:15:402021/01/29 16:15:40
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