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i have a derbi senda 50cc, on starting it revs straight up to 900 rpm. ?

i have a derbi senda 50cc, on starting it revs straight up to 900 rpm. I have checked accelerator cable and linkage they are free. any ideas please

Guy Stratton, October 2012

home Fix label Vehicles label_important Motorcyclesdone

generic answer as not familiar with the bike. Presuming this has a carb, check the butterly valve inside incase the spring / linkage internally has become damaged/ detached leaving the throttle in an open position. Choke on? if it has one. Check for the carb drawing in air around the gasket area.

mark, November 2012

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i have a derbi senda 50cc, on starting it revs straight up to 900 rpm. ?

I can answer this question...

i have a derbi senda 50cc, on starting it revs straight up to 900 rpm. ?

I can answer this question ...

i have a derbi senda 50cc, on starting it revs straight up to 900 rpm. ?

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