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Service Manual
Singular Combi Boiler - BTC 439002301 A (12.2021)
8.12 AD Error (Clog of Condensate Trap)
Error Description
Clogging of the condensation trap Error displayed when the condensation trap is clogged by foreign material.
Checkpoint
Chec
k the connection (short circuit) of the wire connector.
Check if foreign material exists inside the condensation trap.
Check if the condensation water is frozen in the condensation hose.
Table 32
Figure 47
Clean the condensation trap
Replace the control board
Separate the control board
and the condensation trap
connector and re-operate
An error
has occurred
Ye s
No
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