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