how do i lower the water presure ?
should my central heating pump run all the time ?
pressure switch?
burner going of after 2 or 3 minutes and on?
presure goes up ?
no hot water and pressure valve is on red and water is leakiing outside?
Why is my hot water not staying hot?
30 degree / flame neon flashing?
dhw continues to run even though the taps are off?
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