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were do I get a diagram and information on airpressureswitch 105he?
what does f1 mean?
pressure switch?
burner going of after 2 or 3 minutes and on?
gas neoon flashing?
water sensor?
what does F14 mean and F5?
charging system up?
max of 50 degrees hot water?
how do i lower the water presure ?
no domestic hot water?
water goes cold during shower?