Service difficulty report · Skin · Doug MD11F

Difficulty date
April 13, 2007
Submitted
April 13, 2007
Operation
Air carrier
Aircraft
N274WA
Make and model
Doug MD11F
Aircraft serial
48633
Aircraft time
46,949 hours, 8,117 cycles
Engine
Pwa PW4462
Part
Skin
Condition
Cracked
Location
Nr 2 Cowling
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

DURING 4C+12A CHECK, EGAT MECHANIC FOUND CRACK ON NR 2 ENGINE INLET COWL INNER SKIN AT 6 O'CLOCK POSITION 1EA, 7 O'CLOCK POSITION 4EA, 8 O'CLOCK POSITION 3EA, 10 O'CLOCK POSITION 1EA, 11 O'CLOCK POSITION 2EA AND 12 O'CLOCK POSITION 1EA. [SUP 05-02-07] REPAIRED NR 2 ENGINE INLET COWL LIP INNER SURFACE CRACK AREA PER EGAT ENGINEERING INSTRUCTION NR 2007P20A-016 REV 00 & W2007A54B-207 REV.00 & HEAT TREATMENT 22/9-0 TO 22/9-T6 PER IE ATTACHMENT SHEET NR 0028588.

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