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