Stihl MS250 bad bog and fix…

If your chainsaw stumbles or bogs and will not run right. Adjusting the mixture screws doesn’t seem to fix it. Here is how to disgnose and fix it.
*Here’s the Amazon link for the special tool you’ll need to adjust the carburetor. It’s a 12 piece kit that comes with a bunch of other tools to adjust and repair/clean the carbs on chainsaws/weed trimmers etc.
www.amazon.ca/...
This is a Stihl MS250 powersaw.
Zama carburetor
16” bar and chain
Cutting wood in the bush.
Alberta Canada.
Chainsaw powersaw