Service difficulty report · Hinge Fitting · Boeing 747422

Difficulty date
July 23, 2009
Submitted
July 24, 2009
Operation
Air carrier
Aircraft
N178UA
Make and model
Boeing 747422
Aircraft serial
24385
Aircraft time
79,619 hours, 9,725 cycles
Engine
Pwa PW4056
Part
Hinge Fitting
Condition
Damaged
Location
L1 Door
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

DOOR 1L REPLACE THE UPPER TORQUE TUBE HINGE FITTING. MAJOR REPAIR ACCOMPLISHED. UPPER TORQUE TUBE FITTING HOLES PICKED UP, LOCATED TORQUE TUBE BEARING STARTED PARTIAL INSTALLATION. COMPLETED INSTALLATION OF FITTING NR 145.