• Looking for a smarter way to manage your heating this winter? We’ve been testing the new Aqara Radiator Thermostat W600 to see how quiet, accurate and easy it is to use around the home. Click here read our review.

optimax

  1. R

    Diverter valve ferroli optimax c31

    What causes the diverter valve to operate? I have replaced mine a couple of times, but the rads still getting warm when I draw hot water. I assume the diverter valve is not operating. But what triggers it to shut off?. I'm looking for a problem earlier on in the process I guess?
  2. R

    ferroli optimax he 26c

    Hi, I'm getting a F05 fault and been trying to diagnose..... Rang feroli and they've talked me through checking a few settings in the service menu, to which has not proven to work, this then leaves a replacement PCB....? Seen re-conditioned ones one ebay for £60, although a bit apprehensive...
Back
Top