![background image](http://html.mh-extra.com/html/daikin/2amx40g2v1b/2amx40g2v1b_service-manual_501057198.webp)
Troubleshooting
SiBE12-933_A
188
Service Diagnosis
4.11 Input Overcurrent Detection
Remote
Controller
Display
E8
Method of
Malfunction
Detection
An input overcurrent is detected by checking the power consumption value of outdoor unit with
the compressor running.
Malfunction
Decision
Conditions
The following input value (calculated from power consumption of outdoor unit) with the
compressor running continues for 2.5 seconds.
Input value : Above 15 A
Supposed
Causes
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 short-circuit