SDR CALA2025111411216

Service difficulty report · Inlet Door · Boeing 757224

Difficulty date: November 11, 2025
Submitted: November 14, 2025
Operation: Air carrier
Aircraft: N17128
Make and model: Boeing 757224
Aircraft serial: 27567
Aircraft time: 98,449 hours, 21,591 cycles
System (JASC): 4920 · APU Core Engine
Part: Inlet Door
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

(SDR)(B757-MP-2000-53-1-0026) THROUGH ACCESS PANEL 311AL APU INL ET DOOR LOWER STRAP BETWEEN 1787 TO 1825 WITH EXFOLIATION DOT 07 -024. REF NR 134577. SFR REPORTING ONLY FABRICATED APU INLET DOOR STRAP IAW SRM 53-80-15-2R. REPLACED NE W INLET DOOR APU STRAP IAW SRM 51-40-02. REMOVED AND REINSTALLED APU INLET DOOR AND HOUSING I.A.W AMM 49-15-08-004-001. 49-15-08 -404-008. REF NR 134577. SFR#2372.