As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) NO FRICTION LOCK ON THROTTLE. WHEN THROTTLE REMOVED, IT WAS FOUND TO BE IMPROPERLY SECURED TO CARBURETOR ARM. THE BOLT WAS TOO LONG JAMMING CARBURETOR HOUSING. SUBMITTER STATED IMPROPER NUT USED AND NO COTTER PIN. SPECIAL CLAMP FOUND INSTALLED IN REVERSE. AD 86-24-07 AND SIL SE79-6 ARE RELEVANT.