While you wait for answers, we may have found some information which could help you.
Success
Message
Tractor won't shift into gear?
How to remove roller from lawnmower?
Mountfield empress drive belt?
Throttle issue?
No ignition light?
Trying to find lawn mower part- Power Devil PDG4037R?
Flymo 400 turbo stopped working?
How do I trace a Lawn Tractor starting problem?
Belts for old WEBB Mower?
Reassemble Throttle?
Lawnmower repair?
How to recoil the starter spring - Champion R484TR?
howtomendit.com for free repair help, information and advice.
Try fixfault.com to fix lawn mowers.