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Mend Swiftflow combi100 Central Heating Water Pressure Gauge

my swiftflow combi100 water pressure keeps going up when the heating is on?

when my central heating comes on my water pressure gauge keeps going up until the prv comes in or i turn thr stat down and then the pressure drops on its own

paul
November 2011
SwiftflowSwiftflow combi100Heating, Home Heating SystemsCentral Heating Water Pressure Pressure Gauge
Pressure vessel need pump to 1.5 bar when boiler is cool shut down with cycle pump press to take air out if water comes out than replace vessel

ltd
November 2011

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Swiftflow Combi 100: High Water Pressure Issue