PRO - Water Pressure Switch is Open

This forum contains videos for troubleshooting issues with the HTP MC series of circulating water heaters.

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PRO - Water Pressure Switch is Open

Postby HTP » Thu May 24, 2012 11:57 pm

PRO Fault Code Water Pressure Switch is Open

This display indicates that there is low water pressure in the boiler. This code will reset automatically after the water pressure is high enough for the boiler to run safely. Note that while the water pressure is low, the pump will be off.

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