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Si04-115
Trouble shooting
Service Diagnosis
81
5.15
Operation Halt Due to Detection of Input Over Current
Remote
Controller
Display
E8
E8
E8
E8
Outdoor unit LED
Display
A
5
5
5
5
Method of
Malfunction
Detection
Input over current is checked using the input current detected by the CT during compressor
operation.
Malfunction
Decision
Conditions
When the CT input remains above the value shown in the below table for 2.5 seconds during
compressor operation.
Table for constant
Supposed
Causes
"
Over current due to faulty compressor.
"
Over current due to faulty power transistor.
"
Over current due to faulty electrolytic capacitor of the main inverter circuit.
"
Over current due to faulty PCB.
"
Detection error due to faulty PCB.
"
Over current due to short-circuit.
Model
Input current (A)
RK(X)25, 35 Series
10.0