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