Service difficulty report · Support · Boeing 7474H6

Difficulty date
September 21, 2009
Submitted
October 6, 2009
Operation
Air carrier
Aircraft
N740WA
Make and model
Boeing 7474H6
Aircraft serial
25700
Aircraft time
64,732 hours, 8,643 cycles
Engine
Pwa PW4056
Part
Support
Part number
65B15007602
Condition
Cracked
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

CRACK - FOUND LONGERON BOX SKIN CRACK OF RT BODY FAIRING PANEL AT RT STA 1372 WL 128. REMOVED THE RT WING I/B FORE FLAP RUBBER STRIPE AND FAIRING PANEL 294JR REF TO JOB CARD ATTACHING SHEET 074002 ITEM 01, 02 & 03. REMOVED RT LONGERON BOX SKIN PER WOA 747-400 SRM 51-40-02 RV 73. REPAIRED THE RT LONGERON BOX SKIN CRACKED AREA REF TO JOB CARD ATTACHING SHEET 074016 ITEM 01. REPLACED THE CRACKED SUPPORT WITH NEW PARTS AND INSTALLED THE RT LONGERON BOX SKIN PER WOA 747-400 SRM 51-40-02 REV 73. INSTALLED THE RT WING I/B FORE FLAP RUBBER STRIPE AND FAIRING PANEL 294JR REF TO JOB CARD ATTACHING SHEET 074019 ITEM 01, 02 & 03.

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