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VRF 50/60Hz
2.14 H0: Communicate malfunction between inverter module board and main control board (for all models)
2.14.1 Digital display output
H0
2.14.2 Description
Communicate malfunction between inverter module board and main control board protection.
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The system stops running.
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Error code is displayed on the unit with the error.
2.14.3 Trigger / recover condition
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Trigger condition: Communicate malfunction between inverter module board and main control board.
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Recover condition: Communicate between inverter module board and main control board is normal.
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Reset method: Resume automatically.
2.14.4 Possible causes
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DC fan motor damaged.
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The wire connect CN52 with CN53 is loose (36/42 model can ignore this reason for there's not this wire connection).
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Main control board damaged.
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Filter board damaged (36/42 model can ignore this reason for they don't have a filter board).
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