Service difficulty report · Rib · Doug MD11

Difficulty date
February 7, 2007
Submitted
February 19, 2007
Operation
Air carrier
Aircraft
N380WA
Make and model
Doug MD11
Aircraft serial
48407
Engine
Pwa PW4460
Part
Rib
Part number
ARB2850506
Condition
Cracked
Location
Zone 600
Part time
62,911 hours, 11,055 cycles
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 3C & 12A CHECK, EGAT MECHANIC FOUND CRACK AT RT WING FIXED LE SLAT INTERNAL NO. 16 RIB APPROX 05". REMOVED RT WING NR 16 RIB, REPAIRED AREA, WIRE, CLAMP, PULLEY, TRACK AND CABLE PER T/C. REPLACED WITH NEW RIB AT RT WING NR 16 RIB PER MD-11 SRM 51-33-01 VOL II. REV:38. INSTALLED RT WING NR 16 RIB REPAIRED AREA, WIRE CLAMP, PULLEY,TRACK AND CABLE. RIG RT NR 8 SLAT DRIVE CALE & OPERATION TEST SATIS PER AMM 57-80-830~804,REV: 57.

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