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