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Heating  Heating

Brand

Triangle-tube Triangle-tube List all brands

Type:

Challenger Combi CC105 view Challenger Combi CC105 List all types

Error code:

E12
List all errors


Error code: E12

Cause of error code E12

CH supply Sensor fault S1 

Solution for error code E12

Check wiring for break
Check for proper flow direction
Replace S1
Decreased too quickly


 

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