Belarus 250AS throttle doesn't change RPM.

   / Belarus 250AS throttle doesn't change RPM. #1  

Caracal13

New member
Joined
Mar 22, 2024
Messages
2
Tractor
Belarus 250AS
Hello,

I am having a throttle problem with my Belarus 250AS. The hand and foot throttle controls do not change the engine RPM. The tractor will start, but it's a 'runaway'. I have to kill it by placing something over the intake and it will slowly starve the engine of air and it will then shut down. I pulled the back plate off the injector pump and the internal linkage in the pump moves freely while using the hand or foot controls. Any thoughts on why the throttle controls don't change the engine RPM?

Thanks,
Caracal
 

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