While you wait for answers, we may have found some information which could help you.
Click here for Replace Pull Cord
Primer Bulb for Troy-Bilt TB475SS?
i have a troy bult tb10cs trimmer i cant get the clutch assbly off?
what makes a shaft stop spinning when any pressure is applied?
String trimmer fuel line repair?
How do I replace the primer bulb on my Troy Built String Trimmer?
Change trimmer head on Troy Bilt TB465SS?