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