anyone could help me today I also replace the oring of the hood where the fan is fitted...But nothing change , all is running but when I insert the silicon pipe into the pressure siwtch connection on bolier back ...it stop
I am in need of a very professional suggestions about small failure of my old but still in good shape Vaillant VCW 242 E.
Recently I made the usual cleaning of the combustion chamber and replace the horizontal , fumes pipe.
All is connected accordingly the several Vaillant instruction , the...