# SDR DALA2026012800662

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 26, 2026
- Submitted: January 28, 2026
- Operation: Air carrier
- Aircraft: [N822DN](https://openairdocs.org/aircraft/N822DN), registered now
- Make and model: Boeing 737932ER
- Aircraft serial: 31933
- Aircraft time: 36,511 hours, 14,138 cycles
- System (JASC): [2160 · Cabin Temperature Control System](https://openairdocs.org/jasc/2160)
- Part: Controller
- Part number: 510901601
- Part serial: 5109016002333
- Condition: Faulted
- Location: Pack Temp
- Part time: 30,410 hours, 11,919 cycles
- Stage of operation: NR
- 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/DALA2026012800662

## Discrepancy

PACK LIGHT ILLUMINATED IN FLT.  FOLLOWED QRH. TRIP RESET WORKED, BUT TEMPORARY. ALSO HAD INTERMITTENT BURNING-CHEMICAL ODOR DURING DESCENT.  R & R LT PACK TEMP CONTROLLER IAW AMM 21-61. OPS CHKD GOOD.

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