# SDR ASAA2014122410045

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2014
- Submitted: December 26, 2014
- Operation: Air carrier
- Aircraft: [N440AS](https://openairdocs.org/aircraft/N440AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41705
- Aircraft time: 4,426 hours, 1,418 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Warning Message
- Condition: False Activation
- Location: Ram Air Door
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2014122410045

## Discrepancy

RIGHT RAM AIR DOOR FULL OPEN REMAINED ILLUMINATED DURING ENTIRE FLIGHT.  ACFT GROUNDED. OPS CHECKED PACK/ZONE TEMP CONTROLLER 5 TIMES.  NO DEFECTS NOTED AT THIS TIME REF MM 21-51-00.  NO HISTORY IN 30 DAYS.

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