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  1. W

    Boiler Water Pressure Problem

    Blow off valve is inside boiler with a pipe off it run to outside property.Check this pipe outside to make sure no water leaking from it as even a small drip from it will drop pressure in system.Gas valve valve has nothing to do with pressure of water in system.
  2. W

    Boiler Water Pressure Problem

    you must have a leak on your system for the pressure to keep dropping.check the safety blow off valve is not passing,if that is ok then check your central heating system for leaks
  3. W

    boiler not firing - no hot water and people coming tonight

    if the system was drained down to fit towel rail then suspect you will need to fill and get rid of any air locks
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