Recent content by JohnHendrikx

  1. J

    Motor starts to go up and down after half a hour

    So I have work to do and hope to find the issue Many thanks for the information and advice! John
  2. J

    Motor starts to go up and down after half a hour

    Hi Rivets, I globally understand the working and would like to understand it more. As it runs smoothly first half hour the problem can't be a difficult issue. As the engine is almost 14 years old i don't want to spent to much money and when it's over ok...! I
  3. J

    Motor starts to go up and down after half a hour

    Btw, a fuel filter is a fuel filter or needs to be specific type for this engine?
  4. J

    Motor starts to go up and down after half a hour

    Hi, Yes, first I thought the same, changed the fuel filter and also the fuel pump. But still the problem. Also loosen the fuel cap has no effect. Only after reducing the RPM for a while the motor gets normal but not for a long time. Should the fuel filter be filled fully with fuel? I see...
  5. J

    Motor starts to go up and down after half a hour

    Hi! I have a husqvarna 2008 with an Briggs & Stratton motor model 31A6070113B1. After half an hour the motor is decreasing and increasing the speed every second? Next day the same issue after running half an hour. There is a shaft on the motor wich is linked to the carburateur. At the moment of...
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