Service difficulty report · Torque Tube · Boeing 747121

Difficulty date
December 2, 1999
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N681UP
Make and model
Boeing 747121
Aircraft serial
19661
Part
Torque Tube
Condition
Broken
Location
Le Flap
Stage of operation
IN
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

NR 4 L/E PANEL RIGHT DROOPED AND SPLIT FROM INBD TO OUTBOARD SEGMENT. REMOVED AND REPLACED NR 4 L/E TORQUE TUBE IAW MM 27-81-05. FUNCTIONAL TEST OF L/E DEVIC ES PERFORMED. OPS CHECK NORMAL.