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