# SDR ASAA2017051220720

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 12, 2017
- Submitted: May 15, 2017
- Operation: Air carrier
- Aircraft: [N453AS](https://openairdocs.org/aircraft/N453AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36354
- Aircraft time: 13,343 hours, 4,389 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Condition: Faulted
- Location: Lt A/C Pack
- Stage of operation: LD
- 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/ASAA2017051220720

## Discrepancy

LEFT PACK LIGHT ON AFTER LANDING SINGLE CHANNEL.  ACFT GROUNDED.   ACCOMPLISHED SYSTEM TROUBLESHOOTING IAW AMM 21-61-00, FOUND EXIT ACTUATOR FAULT ON PREVIOUS FLT.  SYSTEM CLEARED AND OPS NORMAL.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.