Service difficulty report · Torque Tube · Bombdr DHC8400

Difficulty date
November 8, 2012
Submitted
September 14, 2015
Operation
General aviation
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Propeller
Rotol CR4086123F17
Part
Torque Tube
Part number
82760709009
Condition
Chafed
Location
Elevator
Part time
9,910 hours
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) DURING REPLACEMENT OF LT ELEVATOR TORQUE TUBE ASSY IAW AD CF 2010-27-PTA, CHAFE DAMAGE WAS FOUND ON THE TUBE. DAMAGE IS LOCATED 11.75" FROM THE OTBD END OF THE TUBE, IT IS .030" DEEP AND .280" LONG. DAMAGE WAS CAUSED BY AN INTERFERING LOCKWIRE SEAL FROM AN ADJACENT ELEVATOR ACTUATOR.