# SDR CALA2026030914414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2026
- Submitted: March 9, 2026
- Operation: Air carrier
- Aircraft: [N33132](https://openairdocs.org/aircraft/N33132), registered now
- Make and model: Boeing 757224
- Aircraft serial: 29281
- Aircraft time: 96,917 hours, 20,979 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Door
- Part number: 148N313820
- Condition: Corroded
- Location: Apu Inlet
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026030914414

## Discrepancy

APU INLET DOOR CUTOUT AND A BOLT, UPPER AFT CORNER HAVE EVIDENCE OF CORROSION.  PERFORMED REPAIR ON THE APU INLET DOOR CUT OUT SURROUND STRUCTIR E AT STA 1825 IAW B757-200 SRM 53-80-15-2R-1 REPAIR 1 DETAIL 1 WC: 140920.

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