# SDR CALA2026083119033

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2026
- Submitted: August 31, 2026
- Operation: Air carrier
- Aircraft: [N17730](https://openairdocs.org/aircraft/N17730), registered now
- Make and model: Boeing 737724
- Aircraft serial: 28798
- Aircraft time: 83,584 hours, 30,831 cycles
- Engine: Cfmint CFM567B242
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: A/C Pack
- Condition: Failed
- Location: Left
- Stage of operation: CL
- 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/CALA2026083119033

## Discrepancy

BURNING ODOR BRIEFLY ENCOUNTERED ON CLIMB, AFTER TURNING RT BLEED ON PER BLD OFF TAKEOFF. LT PACK FAILURE AND OVERHEATING, RAN ENGINE 1 AND 2. NO ODORS DETECTED AT THIS TIME.

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