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