Service difficulty report · Skin · Boeing 757222

Difficulty date
August 5, 2011
Submitted
September 6, 2011
Operation
Air carrier
Aircraft
N583UA
Make and model
Boeing 757222
Aircraft serial
26705
Aircraft time
58,673 hours, 20,805 cycles
Engine
Pwa PW2037
Part
Skin
Part number
314N301028A
Part serial
80
Condition
Delaminated
Location
Nr 2 Nacelle
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

NR 2 ENG INLET COWL ACCOUSTIC INNER SKIN IS DELAM ALONG LOWER PANEL FROM 1.5 INCH AFT OF L/E TO 11 INCHES AFT OF L/E 48 INCHES ALONG L/E WITH LARGER DELAM OF BACK SKIN AT LEAST AS LONG BUT FROM L/E AFT FULL SHEET. REF SRM 54-11-01 PAGE 3 ITEM 4, PAGE 102 NOTE K DETAIL IV MAX MAJOR AXED 3 INCH AND DETAIL VIII MAX OF 4 INCH BY 4 INCHES AND DETAIL IX MAX OF 10 INCHES BY 10 INCHES EXCEEDED. INSTALLED NEW INLET. COWL IS LEASED FROM BOEING, PT2 SENSOR IS UAL PART. EXTRA PARTS FROM LEASED COWL IN LOB. FINISHED INSTALLATION OF NR 2 ENG INLET COWL.