turbomax

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    Vaillant TurboMax Plus 828E - CH always cycling

    Hello, I have a Vaillant TurboMax Plus 828E which I’m experiencing an issue with persistent cycling using the central heating. For years I’ve thought this was normal and that’s just how it operates, but maybe we’re just feeling the cold more because it’s becoming uncomfortable. I’ve got the...
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    VAILLANT TURBOMAX boiler gaining pressure

    My hot water stopped working and I noticed the pressure on my VAILLANT TURBOMAX boiler had dropped to zero. I increased the pressure to 1.5 by opening the Filling Loop valve, but after I closed the valve, the pressure kept on rising getting very close to the red area. I bled a radiator and it...
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    Vaillant Turbomax Pro 28E - Hot water, No Heating, No Thermostat???

    Hi, I have a Turbomax Pro 28E that is not turning on the heating, I am assuming that this is a wiring is as recently I removed an old thermostat receiver as when we moved into the house there were no controls for it, as such I tried to install a Nest E that I could not get to work. Since then...
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    Vailant Turbomax Plus pressure fluctuation and ideal CH temperature

    Hi All, I recently moved to a new place. I am noticing a significant fluctuation in the pressure at operation (given my limited past experience) in the gas boiler and I just wanted to check whether that is ok for this model/seek some advice. Details -Vailant turbomax plus -small 2 floor...
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    Turbomax 828e Cycling hotwater and heating

    Hi All Got a problem with a turbomax boiler. Water cycles hot and cold and heating is cycling also. HW - goes cold for a couple of seconds. CH - From cold start will fire-up reach temperature on boiler and stay off for next 4min and then start gain. The temperature on the digital gauge drops...
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    Valiant Turbomax VUW 282 E - Hot Water

    Hi All, I need a little help with my boiler I have the Valiant Turbomax VUW 282 E It’s been working fine for a long time, I think the diverter was replaced ages ago. The only other thing that need replacing is the microswitch (126262) that starts the boiler for the hot water. I and have learnt...
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    Vaillant Boiler Problem...

    I've got a Vaillant Turbomax Plus 837e. Lately it's had a few instances where it just doesn't deliver hot water. Possibly happens once a week, I press the 'reset' button, the boiler restarts and all is well. However, this morning it's worse. A reset doesn't help. If I turn the mains power off...
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    F22 vaillant

    Hi Guys, One of my Customer is regularly having the "classic" F22 error (low water in Appliance) on a turbomax plus 824E. I always keep a lot of spares in my truck, so I replace the sensors on each side of the heat exchanger. Initially I thought it did the job, but I was called a few days later...
  9. Mark Tee

    Vaillant Turbomax Plus 824e - Error 5F6 (or SF6) ? Info needed please.

    Hello. I have a Turbomax Plus 824e boiler which has been limping along for some time. I am NOT GS registered but when it comes to things like replacing a screw in thermistor or topping up water pressure I am just about functional. I have no understanding or inclination to go inside the...
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