In Reply to: Stihl Chain Saw 310 will not shut off. posted by joe in wilkinson on April 22, 2020 at 15:12:14:
Might be running lean, and a spec of something glows on the plug, which is enough to keep it running. Full choke can sometimes stop them. Clean the plug, add more fuel and see what happens. May have to put it in gear and stall it. For a saw that would be putting it to a piece of wood.