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