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water goes cold during shower?
gas neoon flashing?
no domestic hot water?
max of 50 degrees hot water?
pressure switch?
burner going of after 2 or 3 minutes and on?
how do i lower the water presure ?
what does F14 mean and F5?
my betacom 30 is annoying me ?
were do I get a diagram and information on airpressureswitch 105he?
water sensor?
charging system up?