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