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