Service difficulty report · Crease Beam · Boeing 757222

Difficulty date
April 4, 2011
Submitted
April 6, 2011
Operation
Air carrier
Aircraft
N561UA
Make and model
Boeing 757222
Aircraft serial
26661
Aircraft time
61,632 hours, 22,650 cycles
Engine
Pwa PW2037
Part
Crease Beam
Condition
Corroded
Location
Fuselage
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

CREASE BEAM TRUSS BETWEEN BS 500 AND BS 480 HAS EVIDENCE OF CORROSION. MAJOR REPAIR ACCOMPLISHED: AFTER CORROSION FOUND OUT OF LIMITS PER SRM. FABRICATED CREASE BEAM ANGLES OUT OF 7075-T6 PER SRM. TREATED, PRIMED AND INSTALLED PER SRM.