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