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