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    A Vaillant 828 Ecomax

    Hey thanks you lot I'm more than convinced now you are all right! Opened all the rads onto full and switched on the system. The boiler worked as it's meant to. The CH outlet pipe under the rad was scorching hot however the return pipe was luke warm (at best) and this stayed like this for a...
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    A Vaillant 828 Ecomax

    Yes we've got a room stat and that appears to work fine. It will tell the boiler to fire up when the temp drops. And it will fire up the boiler in the morning. We have 11 rads on the system all fitted with a TRV. However four of the rads in the house remain fully open all the time. However...
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    A Vaillant 828 Ecomax

    Hi I wonder if anyone can help with this little problem. We have a Vaillant Ecomax 828 and we've had it for 8 years. About 9 months ago it intermittently kept shutting itself off. After pressing the reset it would then work again for a period between a week and 2 months. This was until a...
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