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  1. G

    vaillant 242 e gc combi problem

    many thanks for the help, looks like it is the ignition board, as if I power down once it has tripped on the temperature set, then power up again, all works fine till the next temp trip
  2. G

    vaillant 242 e gc combi problem

    it is a VCW GB 242 EH model 47-044-13
  3. G

    vaillant 242 e gc combi problem

    I have a vaillant combi boiler, problem with central heating. From cold, will run for half hour, reach temperature, then trip out. Then will not fire up again. Pump running ok, radiators bled. Changed the obvious thermostat on CH output, but still not working. Any ideas? or any idea where i can...
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