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