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Heating  Heating

Brand

Lochinvar Lochinvar List all brands

Type:

WHN110 view WHN110 List all types

Error code:

Blocked drain SW
List all errors


Error code: Blocked drain SW

Cause of error code Blocked drain SW

The blocked drain jumper has been removed from the wire harness.

Solution for error code Blocked drain SW

- Check wire harness and replace jumper if necessary.
- Check for loose wiring connection at wire harness plugs.


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