# SDR CALA2026070917628

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 8, 2026
- Submitted: July 9, 2026
- Operation: Air carrier
- Aircraft: [N14121](https://openairdocs.org/aircraft/N14121), registered now
- Make and model: Boeing 757224
- Aircraft serial: 27563
- Aircraft time: 91,142 hours, 22,020 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: No Discrepancy
- Location: Zone 100
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2026070917628

## Discrepancy

NOTED BURNING ODOR COMING FROM AIR VENTS   BURNING ODOR IS THE RESULT OF THE LEFT PACK OUTPUT AT 99 DEGS AND RISING. THERE IS NOTHING ABNORMAL ABOUT THIS ODOR EXCEPT TO FIND CAUSE OF LEFT PACK NOT PUTTING OUT NORMAL COOL AIR. THIS HOT TEMP OUTPUT SEEMS TO HAVE A HISTORY.

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