Input Over Current Detection - Daikin CTXS09GVJU Service Manual

SiUS12-814

5.14 Input Over Current Detection

E8
Remote
Controller
Display
Outdoor Unit LED A 5
Display
Method of
Malfunction is detected by checking the input current value.
Malfunction
Detection
Malfunction
Decision
Conditions
Supposed
Causes
Service Diagnosis
1 1 2 4 3 1 4 4
The input current is at a certain value (depending on the condition) for 2.5 seconds.
The compressor halts if the error occurs, and restarts automatically after 3 minutes standby.
Overcurrent due to compressor failure
Overcurrent due to defective power transistor
Overcurrent due to defective inverter main circuit electrolytic capacitor
Overcurrent due to defective outdoor unit PCB
Error detection due to outdoor unit PCB
Overcurrent due to shortcircuit
Troubleshooting
131