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Heating  Heating

Brand

Triangle-tube Triangle-tube List all brands

Type:

Challenger Solo CC85s view Challenger Solo CC85s List all types

Error code:

E2
List all errors


Error code: E2

Cause of error code E2

CH supply sensor S1 and CH return sensor S2 interchanged 

Solution for error code E2

Check for proper flow direction
Replace S1 or S2


 

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