Mitsubishi Alarm Code #481 cause 4

Alarm Code #481

Model CPE52, 53, 14, 15, 15V, 16

Failure Short circuit of Evaporator coil heater Lo ( Sub-heater )

Countermeasure

<< Cause -(4) >>

Defective PCB-C board

< Check >

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< Action >

Replace PCB-C board.