Input Over Current Detection; Sibe12 - Daikin D-Series Service Manual

Troubleshooting
5.14

Input Over Current Detection

E8
Remote
Controller
Display
Outdoor Unit LED A
Display
Method of Malfunction is detected by checking the input current value.
Malfunction
Detection
Malfunction
Decision
Conditions
Supposed
Causes
190
5 1 1 2 4 3 1 4
The following condition continues for 2.5 seconds.
Input current ≥ 11A (typical value)
The compressor halts if the error occurs, and restarts automatically after 3 minutes stand-by.
Over-current due to compressor failure
Over-current due to defective power transistor
Over-current due to defective inverter main circuit electrolytic capacitor
Over-current due to defective outdoor unit PCB
Error detection due to outdoor unit PCB
Over-current due to short-circuit
4

SiBE12-522

Service Diagnosis