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View Full Version : 84 YTM 125 two stoke. Throttle sticks wide open when started cant figure out why



Tryker123
06-28-2014, 10:27 PM
When wheeler is started the throttle is stuck wide open and will not idle. Went though and cleaned carb throttle cable seems to be working fine not sure what the issue is. Not sure where to go from here

Xfile
06-29-2014, 07:07 AM
You don't have the throttle slide lined up in the carburetor properly....unscrew the top of the carburetor and pull the throttle slide out, look at the slide itself...it can only go in one way. there will be a narrow slot on one side and a short,wide angled slot on the other. the short, wide slot must line up with the idle adjustment screw on the outside of the carburetor and the narrow slot must line up with the cast in peg inside the slide bore. If you do not do this the slide will not hit bottom and it will be held in about the 3/4 throttle position at all times...