Service difficulty report · Clevis Bolt · Cessna 172M

Difficulty date
March 25, 2004
Submitted
July 22, 2004
Operation
General aviation
Make and model
Cessna 172M
Aircraft time
2,915 hours
Engine
Lyc O320E2D
Propeller
Mcauly 1C160DTM
System (JASC)
1430 · Fasteners
Part
Clevis Bolt
Part number
AN2312
Condition
Misinstalled
Location
Elevator
Stage of operation
IN
How discovered
9
Nature of condition
O
Precautionary procedure
K

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

(CAN) INCORRECT INSTALLATION OF UPPER ELEVATOR CABLE TO ELEVATOR BELLCRANK. AFTER A RECENT PAINT JOB WHERE THE ELEVATOR HAD BEEN REMOVED, THE UPPER BOLT WAS INSTALLED INCORRECTLY. THE AIRCRAFT SERVICE MANUAL MAKES (SPECIAL NOTE) THAT THE UPPER CABLE MUST BE ATTACHED WITH BOLT HEAD ON RT, THIS SUPPLIES PROPER CLEARANCE BETWEEN BOTH HEAD AND ADJACENT STRUCTURE WITH THE BOLT INSTALLATION REVERSED. THE NUT (AN310-3) INTERFERED WITH ADJACENT BULKHEAD, THIS LIMITED UP ELEVATOR TRAVEL THE POSSIBILITY ALSO EXISTED THAT THE ELEVATORS COULD HAVE JAMMED IN THE FULL UP POSITION. THE AIRCRAFT HAD PREVIOUSLY FLOWN A TRAINING FLIGHT DOING INTENTIONAL STALLS AND SPINS.

More about the Cessna 172M