Input Overcurrent Detection - Daikin FTXM-V Series Service Manual

SiUS042113E

4.16 Input Overcurrent Detection

E8
Error Code
Method of Error An input overcurrent is detected by checking the input current value with the compressor running.
Detection
Error Decision
The current exceeds about 13 ~ 20 A (depending on the model) for 2.5 seconds with the
Conditions compressor running.
The upper limit of the current decreases when the outdoor temperature exceeds a certain level.
Supposed
 Outdoor temperature is out of operation range.
Causes  Defective compressor
 Defective power module
 Defective outdoor unit PCB
 Short circuit
Part 6 Service Diagnosis
Troubleshooting
111