Small Engine Troubleshooting Problems? Ask a Mechanic Now.
Hello, can you upload a picture of the area?
I'll send a picture or two for you to look at. Let me know if similar to yours.
Sometimes the throttle shaft on the carb gums up and sticks. Does the shaft move back and forth freely?
I'll see what I can find.
Here are some diagrams from the engine shop manual, maybe they will help.