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Hi! Can one disable the outdoor sensor completely with a Vaillant VRC470f system? Right now I have the problem that my temperature reading is "stuck" on 21 degrees - a reading that the sensor just managed to make after I had tried to charge it in front of a window all day (it is broken, I will...

Hi! Recently my second wireless outdoor sensor (I use the VRC470f control for the boiler) has stopped working. I have bought a used one now (as they are ridiculously expensive) which will hopefully fix my problems. However, I was wondering if a wired sensor can be attached to this boiler? I...