# SDR AALA202510306342

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 27, 2025
- Submitted: October 30, 2025
- Operation: Air carrier
- Aircraft: [N329SL](https://openairdocs.org/aircraft/N329SL), registered now
- Make and model: Boeing 737-8
- Registry model: [Boeing 737-8](https://openairdocs.org/model/boeing-737-8) (OpenAirDocs)
- Aircraft serial: 44479
- Aircraft time: 15,061 hours, 5,673 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Control Panel
- Part number: 6937319314
- Part serial: F11426
- Condition: Failed
- Location: Zone 200
- Part time: 15,060 hours, 5,673 cycles
- Stage of operation: CR
- How discovered: O
- Nature of condition: G, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202510306342

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: BLLED LIGHT APPEARED FOR LEFT ENGINE BLLED AIR, DIZZINESS AND POSSIBLE HYPOXIA. AIRCRAFT DIVERTED TO AND LANDED SAFELY AT ABQ. REPLACED LEFT HAND ENGINE PRSOV-PRESSURE REGULATOR AND SHUTOFF VALVE (AALA202510309430) AND FAN AIR MODULATING VALVE (AALA202510307135). PER AMM 36-11-04 AND 36-12-03. REMOVE AND REPLACED OVERHEAD P5-10 PANEL (AALA202510306342), PER AMM 21-51-65. REMOVE AND REPLACED (IASC)-LEFT (AALA202510300050), PER AMM 21-62-22. PERFORMED APU, PACK, AND ENGINE RUN SUCCESSFULLY. OPERATIONAL CHECK GOOD NO FAULTS ALSO PERFORMED PRESSURIZATION TEST REF AMM 05-51-91, OPERATIONAL CHECK GOOD.

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