While you wait for answers, we may have found some information which could help you.
Click here for John Deere Belt Deckjohn deere lawn tractor LT 15?
John deere z425 54c mower want start?
John Deere L130 clutch problem?
John Deere L120 engaging blades kills engine?
What would cause belt to flip on a pully ?
Mower won't stay running?