Bosch CLC6101i-W 50 HE Service Manual page 113

Check if connection cables between IDU and
ODU are connecting in the correct position on
both two terminal boards.
Check if connection cables are connected firmly
on both two terminal boards.
Check if the indication of LED1 on ODU PWB is
ON.
Check if there is AC voltage applied between "N"
and "1" of the IDU terminal board.
Check if the error is disappeared by replacing the
IDU terminal board.
Check if the error is disappeared by replacing the
IDU PWB.
Climate Class 6100i / 6000i / 8100i / 8000i
Correct the position of connection cables
on both two terminal boards.
Connect the connection cables firmly.
Replace ODU PWB
Replace the connection cables between
IDU and ODU.
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