# SDR SCNA20260727326

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 25, 2026
- Submitted: July 27, 2026
- Operation: Air carrier
- Aircraft: [N7907A](https://openairdocs.org/aircraft/N7907A), registered now
- Make and model: Boeing 737-83N
- Registry model: [Boeing 737-83N](https://openairdocs.org/model/boeing-737-83n) (OpenAirDocs)
- Aircraft serial: 32577
- Aircraft time: 61,845 hours, 43,397 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Acm
- Condition: Faulted
- Location: Left
- Stage of operation: TX
- How discovered: O
- Nature of condition: B, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SCNA20260727326

## Discrepancy

ON TAXI IN GOT STRONG SMOKE ODOR AND LT PACK ILLUMINATED  LT PACK TEMP GAUGE MAXED OUT.  CHECKED FOR AIR SUPPLY CONTAMINATION IAW FIM 21-00 TASK 802. NO EVIDENCE OF CONTAMINATION CAN BE FOUND. LT PACK OPS SHOWED ACM NOT OPERATING.

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