Water runs from open vent when central heating pump stop after pump overrun Vent pipe 750mm above header tank water level H shape fill and vent 200mm apart fill behind pump No water from vent pipe when central heating working ?????
Water runs from open vent
Mar 04, 2022
Last reply: 4 years ago
1 Replies
When the water's circulating it has momentum. If it's restricted, a sudden stop can cause it to do that. Options: raise it higher slow the pump clean out the pipework
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