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presure goes up ?
pressure switch?
water sensor?
30 degree / flame neon flashing?
how do i lower the water presure ?
no domestic hot water?
should my central heating pump run all the time ?
water goes cold during shower?
were do I get a diagram and information on airpressureswitch 105he?
no hot water?
max of 50 degrees hot water?
gas neoon flashing?