Service difficulty report · Structure · Boeing 747422

Difficulty date
February 26, 2013
Submitted
March 4, 2013
Operation
Air carrier
Aircraft
N179UA
Make and model
Boeing 747422
Aircraft serial
25158
Aircraft time
91,052 hours, 10,939 cycles
Engine
Pwa PW4056
Part
Structure
Condition
Damaged
Location
Bs 1780-1800
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

DAMAGED AREA AT BS 1780-1800 S44R IAW SRM 53-00-01 PER 51-40-08. DOUBLER AND FILLER MANUFACTURED IAW SRM 53-00-01, TREATED WITH CHEMICAL CONVERSION AND PRIMED. MAJOR REPAIR.