Hitachi 4 Error Code
Switching Failure.
ac · LD301
Switching Failure
Cause: Compressor switching circuit failure
How to fix: Refer to service manual for switching failure diagnostics.
Hitachi boards that may fix 4
If the board is the cause, these refurbished Hitachi boards are in stock. Match the part number before you order.
Hitachi DSACMV4 Non Inverter PCB
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Hitachi DSACMV4 Non Inverter PCB
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Hitachi ZUNWFCV3 Non Inverter PCB
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