Ryobi backpack blower won't run at full speed

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 Carburetor Adjustment tools. https://amzn.to/3k7cgxe Primer Bulb. https://amzn.to/3dC0WYK Fuel Filter. https://amzn.to/2ZC0T7i Thanks for watching. This Ryobi backpack blower starts and runs but its not that smooth and its not getting to full speed. Before we start adjusting the carburetor lets take a look at the root causes.