Service difficulty report · Service Panel · Boeing 757222

Difficulty date
July 26, 2010
Submitted
July 28, 2010
Operation
Air carrier
Aircraft
N550UA
Make and model
Boeing 757222
Aircraft serial
25398
Aircraft time
70,755 hours, 20,493 cycles
Engine
Pwa PW2037
Part
Service Panel
Condition
Corroded
Location
Lavatory Service
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

CORROSION AROUND FWD LAV SERVICE PANEL. FWD LAV SERVICE PANEL AFT INBD CORNER SEPARATED FROM FUSELAGE. INSPECTED INTERIOR AND FOUND INTERNAL STRUCTURE OF SERVICE PANEL CORRODED. NDT ON EXTERNAL SKIN SHOWS EXCESSIVE MAT LOSS DUE TO CORR RMVL. MAPPING AREA TO FORWARD TO EG. HAVE NEW PAN, MFG'G CLIPS TO INSTALL. REPAIRED IAW C7 TO WU L0364H.