# SDR ASAA2016071517375

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 15, 2016
- Submitted: July 18, 2016
- Operation: Air carrier
- Aircraft: [N517AS](https://openairdocs.org/aircraft/N517AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35197
- Aircraft time: 29,269 hours, 8,731 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 13193
- Condition: Failed
- Location: Ram Air Exhaust
- Part time: 27,857 hours, 8,241 cycles
- Stage of operation: DE
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2016071517375

## Discrepancy

DURING DESCENT, LEFT PACK LIGHT ILLUMINATED, RAN CHECKLIST, PACK DID NOT RESET.  ACFT GROUNDED.  REMOVED AND REPLACED LEFT RAM AIR ACTUATOR, IAW AMM 21-51-21-401. OPS CHECKED GOOD.

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