# SDR AALA202601220036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 20, 2026
- Submitted: January 22, 2026
- Operation: Air carrier
- Aircraft: [N998NN](https://openairdocs.org/aircraft/N998NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31250
- Aircraft time: 27,123 hours, 11,718 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Odor
- Location: Nr 1
- Stage of operation: DE
- How discovered: O
- Nature of condition: B
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202601220036

## Discrepancy

AIRCRAFT WAS GROUNDED: DESCENDING THROUGH 10,000 FEET AT IDLE, FLIGHT ATTENDANT CALLED INDICATED SMELL IN CABIN LIKE DUST ON OILS. WHILE PERFORMING J/C 08L00021001 FOUND PACK 1 TO HAVE STRONG MUSTY AND OILY SMELL.   ACCOMPLISHED JOB CARD 08L00021001. NO SMELL NOTED EITHER IN HOT OR COLD, NO FAULT FOUND.

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