Input Overcurrent Detection - Daikin 4MXL-T Series Service Manual

Troubleshooting for Outdoor Unit

7.10 Input Overcurrent Detection

E8
Error Code
Outdoor Unit LED A j 1 h 2 i 3 h 4 i 5 h
Display
Method of Error Detected by checking the input current value
Detection
Error Decision
 The input current is at a certain value (depending on the condition) for 2.5 seconds.
Conditions  The compressor halts if the error occurs, and restarts automatically after 3-minute standby.
Supposed
 Outdoor temperature is out of operation range.
Causes  Defective compressor
 Defective power module
 Defective outdoor unit PCB
 Short circuit
212
SiUS121827E
Part 6 Service Diagnosis