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pressure switch?
no domestic hot water?
were do I get a diagram and information on airpressureswitch 105he?
water sensor?
charging system up?
what does F14 mean and F5?
Fan light flashing?
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?
water goes cold during shower?
max of 50 degrees hot water?