Search results

  1. D

    Ferroli 77ff air pressure switch, correct pressure

    I have a Ferroli 77ff GC No 47 267 04, which does not light up on hot water or heating. I have traced it to the air pressure switch which seems to be sticking. The new switch I put in does not work and is set at 47Pa, but the one I took out was set for 43Pa. I checked and cleaned the one taken...
Back
Top