Service difficulty report · Fuel Tank · Doug MD11F

Difficulty date
June 20, 2025
Submitted
July 11, 2025
Operation
Air carrier
Aircraft
N254UP
Make and model
Doug MD11F
Aircraft serial
48406
Aircraft time
84,414 hours, 19,732 cycles
Part
Fuel Tank
Part number
APB74471
Condition
Corroded
Location
Zone 100
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

FOUND CORROSION AT FUEL TANK UPPER SKIN M. CABIN STA 1239 XCW=-81.00 ATA 53-10.REMOVED 6EA FASTENERS AND REMOVED CORROSION AT FUEL TANK UPPER SKIN M. CABIN STA. 1239 XCW=-81.00 PER MD11 SRM 57-10-01-1A-1 FIG. 101. ACCOMPLISHED ON E.A.# 011-5730-01-B0525 REV. P1 FROM STEP 1 TO 4, PER UPS RII GMM 04-02

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