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Heating  Heating

Brand

Munchkin Munchkin List all brands

Type:

HTP Munchkin Contender MC120 view HTP Munchkin Contender MC120 List all types

Error code:

PRO
List all errors


Error code: PRO

Cause of error code PRO

Pressure Switch Open. 

Solution for error code PRO

- Assure that the system pressure is above 10 psig.
- Check for leaks in the system piping.


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