While you wait for answers, we may have found some information which could help you.
Click here for Craftsman Model Startreplace fuel line ?
magneto gap?
How fuel lines connect between the carburetor, priming bulb and fuel tank ?
How can I fix my weedwacker?
Craftsman weed Wacker gas trimmer 32 cc md.989 796060?
Where does the in-tank fuel filter go?