While you wait for answers, we may have found some information which could help you.
Success
Message
How to recoil the starter spring - Champion R484TR?
Flymo 400 turbo stopped working?
Countax site on mower C300h?
Throttle issue?
Belts for old WEBB Mower?
Lawnmower repair?
Mountfield empress drive belt?
Flymo 330 turboglide?
How to remove roller from lawnmower?
Trying to find lawn mower part- Power Devil PDG4037R?
Mac Allister 35cm electric lawn mower?
Reassemble Throttle?