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