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 330 turboglide?
Reassemble Throttle?
How to remove roller from lawnmower?
Flymo 400 turbo stopped working?
Countax site on mower C300h?
Belts for old WEBB Mower?
Trying to find lawn mower part- Power Devil PDG4037R?
Lawnmower repair?
Throttle issue?
Mac Allister 35cm electric lawn mower?
Mountfield empress drive belt?