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