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