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    Vaillant controls replacement VRC470f with VRC720f

    Hello All, My current Vaillant Thermostat and weather sensor has stopped working. No amounts of resets etc has worked. Current setup is: 1. Wireless Thermostat in living room VRC470f. 2. Radio module plugged straight into the boiler. 3. Weather sensor on outside wall. 4. ecoTECH Plus 831...
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    Vaillant VRC470f outside sensor saying Clean Sensor on VR21 outside sensor

    A quick update on the above. It's a VR20 outside sensor and pressing the red ON button does nothing - no led's flash on the unit so I take it the VR20 has had it! Which leads me to what to replace this with? Any thoughts on this? Thanks.
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    Vaillant VRC470f outside sensor saying Clean Sensor on VR21 outside sensor

    Hello All, My first post - so I have a Vaillant ECO Tech 832 combi boiler used for CH and DHW. No second heating zones etc. The VRC470F controller is stating to clean the sensor which I will do this evening when I am home. The radio receiver unit plugged into the boiler is red and when I...
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