SDR FDEA201101170196

Service difficulty report · Fuel Cell · Doug MD11F

Difficulty date: January 17, 2011
Submitted: January 25, 2011
Operation: Air carrier
Aircraft: N599FE
Make and model: Doug MD11F
Aircraft serial: 48598
Aircraft time: 60,598 hours, 10,518 cycles
System (JASC): 2810 · Fuel Storage
Part: Fuel Cell
Part number: APB74411
Condition: Corroded
Location: Zone 200
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

MAIN DECK - OVERWING TANK UPPER SURFACE AT STATION 1227, X= 60.5 FOUND CORROED. CORROSION REMOVED IAW SRM 51-21-01, REV 45. ORIGINAL MATERIAL THICKNESS = 0.167 INCH, REMAINING THICKNESS = 0.137 INCH. MATERIAL REMOVED = 0.030 INCH AND FOUND. ACCEPTABLE IAW EA NR1-5710-143826, REPAIR CLASSIFIED AS MAJOR IAW GMM 6-2-100, REV 111.

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