SDR 9WGA2025042954620

Service difficulty report · Inlet · Doug MD11F

Difficulty date: April 14, 2025
Submitted: April 29, 2025
Operation: Air carrier
Aircraft: N546JN
Make and model: Doug MD11F
Aircraft serial: 48546
Aircraft time: 82,975 hours, 14,974 cycles
Engine: Ge CF680C2D1F
System (JASC): 7220 · Turbine Engine Air Inlet Section
Part: Inlet
Condition: Corroded
Location: Nr 3 Eng
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

3# INLET HAS PITTING CORROSION AT 3 O'CLOCK POS. REMOVED MILD SURFACE CORROSION AND LITE PITTING BY HAND RUBBING ON #3 INLET AT 3 O'CLOCK POSITION. FOUND WITHIN LIMITS IAW MD-11 SRM 54-12-02-1A-0, FIGURE 103, DETAIL IV AND SRM 51-21-01. NO MATERIAL LOSS AT THIS TIME. O. AVILA D0011. AIRCRAFT APPROVED FOR RETURN TO SERVICE.

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