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no domestic hot water?
water goes cold during shower?
pressure switch?
burner going of after 2 or 3 minutes and on?
charging system up?
what does F14 mean and F5?
gas neoon flashing?
were do I get a diagram and information on airpressureswitch 105he?
max of 50 degrees hot water?
no hot water and pressure valve is on red and water is leakiing outside?
water sensor?
Fan light flashing?