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