Service difficulty report · Bellcrank · Cessna 182S

Difficulty date
May 31, 2007
Submitted
May 31, 2007
Operation
General aviation
Aircraft
N9875F
Make and model
Cessna 182S
Aircraft serial
18280141
Engine
Lyc IO540*
Part
Bellcrank
Part number
07620382
Condition
Broken
Location
Te Flaps
Part time
1,056 hours
Stage of operation
IN
How discovered
V
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

DURING ANNUAL INSPECTION, IT WAS NOTED THAT THE (BELLCRANK ASSY) ON THE FLAP FEEDBACK LEVER, BEHIND THE INSTRUMENT PANEL, WAS BROKEN IN TWO, IT CONSIST OF A PLASTIC BLOCK WITH A SLOT IN IT WHICH MOVES THE MICROSWITCH ASSY TO ACTIVATE, OR DEACTIVATE THE FLAP DRIVE MOTOR. THE BLOCK IS ATTACHED WITH 2 RIVETS OF SOME TYPE. THE END OF THE BLOCK IS CRACKED COMPLETELY THROUGH ALLOWING SEPARATION OF THE UPPER AND LOWER HALVES. THIS ALSO STRESSED THE ATTACHING RIVETS CAUSING CRACKS, AND EXCESSIVE MOVEMENT. (PICS ARE AVAILABLE) IF PART COMPLETELY FAILED IT COULD ALLOW COMPLETE UNCOMMANDED FLAP DEPLOYMENT OR INABILITY TO RETRACT FLAPS, SUCH AS A BALKED LANDING.

More about the Cessna 182S