Fixing a Poulan pole saw that stopped working

Links to products I have in my tool bag. Compression tester. https://amzn.to/2NMgeze Spark Checker. https://amzn.to/3bnXjmA Tygon Fuel Line. https://amzn.to/3aCGntm Carb Adjustment tools. https://amzn.to/3k7cgxe Primer Bulb. https://amzn.to/3dC0WYK Fuel Filter. https://amzn.to/2ZC0T7i Metering Diaphragm. https://amzn.to/2NIo5hw Thank you for watching. This pole saw was getting harder and harder to start till finally it didn't start at all. We know it runs but its just tough to start so we're only changing the metering diaphragm which is usually the problem. Ethanol gas was mower than likely to blame for this problem.