# SDR AALA202602271647

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 18, 2026
- Submitted: February 28, 2026
- Operation: Air carrier
- Aircraft: [N913AN](https://openairdocs.org/aircraft/N913AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 29514
- Aircraft time: 67,983 hours, 28,252 cycles
- System (JASC): [4910 · APU Cowling/Containment](https://openairdocs.org/jasc/4910)
- Part: Inlet
- Condition: Corroded
- Location: Zone 100
- 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/AALA202602271647

## Discrepancy

AIRCRAFT IN BASE MAINTENANCE: APU AIR INLET DOOR ASSEMBLY HAS AREAS OF MISSING PAINT AND SURFACE CORROSION ON THE INSIDE OF THE DUCT. REMOVED OLD APU AIR INLET ASSEMBLY AND INSTALLED SERVICEABLE APU AIR INLET DOOR ASSEMBLY. PER 49-15-22 OPS CHECKS GOOD.

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