plumbers in Manchester

19/04/2012.condensing combi boiler system pressure dropping below minimum.Needs refilling daily

Posted by daniel lefter on Monday, April 23, 2012 Under: plumbing and heating
19/04/2012. no. 11 college drive, walley range, m16 0ad. condensing combi boiler system pressure dropping below minimum. needs refilling every day. no visible system leaks. advised customer that system needs testing starting with system water cold. customer turned off boiler couple of hours before my arrival.I have pressurised system to 1 bar manufacturer standard, turned on, run for 10 min, pressure went up to 2.6 bar. no pressure drop, meaning PRV ok and no system leaks. Checked expansion vessel. Pressed the valve, water coming out. Expansion vessel needs replacing. Customer ordered it.

In : plumbing and heating 


Tags: heating 

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