Specifications

SiBE341027 Troubleshooting by Remote Controller
Service Diagnosis 137
2.22 Momentary Overcurrent of Inverter Compressor
Remote
Controller
Display
L5
Applicable
Models
RQYQ-PY1B
Method of Error
Detection
Error is detected from the current flowing in the power transistor.
Error Decision
Conditions
When an excessive current (59.1A) flows in the power transistor.
(Instantaneous overcurrent also causes activation.)
Supposed
Causes

Defective compressor coil (disconnected, defective insulation)

Compressor startup error (mechanical lock)

Defective inverter PCB