While you wait for answers, we may have found some information which could help you.
Success
Message
Tractor won't shift into gear?
Reassemble Throttle?
Bosch al3640 cv?
Lawnmower repair?
Lawnmower?
Trying to find lawn mower part- Power Devil PDG4037R?
Throttle issue?
Fuel for mountfield?
How do I trace a Lawn Tractor starting problem?
Carburettor?
No ignition light?
Flymo 400 turbo stopped working?