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