Service difficulty report · Fuel Cell · Doug MD11F

Difficulty date
August 22, 2012
Submitted
September 5, 2012
Operation
Air carrier
Aircraft
N603FE
Make and model
Doug MD11F
Aircraft serial
48459
Aircraft time
68,168 hours, 15,651 cycles
Engine
Ge CF680C2D1F
Part
Fuel Cell
Part number
APB74471
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 AUXILLIARY TANK UPPER SURFACE AT STA 1229, X=-85 TO -95 FOUND CORRODED. CORROSION REMOVED AS PER SRM 51-21-01 REV.50 ORIGINAL THICKNESS : 0.160 INCH, MATERIAL REMAINED: 0.106 INCH, MATERIAL REMOVED: 0.054 INCH FOUND EXCEEDED LIMIT AS PER SRM 57-10-01 FIGURE 101 REV. 50 REPAIRED AS PER EA 1-5730-160997. REPAIR CLASSIFIED MINOR AS PER GMM 6-2-100 REVISION 115.

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