This trimmer would start, but would die when trying to pull the throttle trigger when running. A complete replacement of the carburetor, fuel lines, fuel filter, and air filter with a kit from Amazon, manufactured by Fuel Li will probably do the trick. (paid link)

Carburetor Kit: https://amzn.to/2Lr1ANb (Fuel Li Out of stock unfortunately!)
BUT here is another one: https://amzn.to/3YUDDxV (Fit Best)
OR another one: https://amzn.to/3O8LgwI

PVC Safety Gloves:
https://amzn.to/35xWcyM

T25 Torx Screwdriver:
https://amzn.to/3skBAni