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