# SDR ASAA2015112613952

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2015
- Submitted: December 1, 2015
- Operation: Air carrier
- Aircraft: [N457AS](https://openairdocs.org/aircraft/N457AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 36355
- Aircraft time: 7,122 hours, 2,324 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Controller
- Condition: Malfunctioned
- Location: Ram Air Door
- Stage of operation: CR
- 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/ASAA2015112613952

## Discrepancy

RIGHT RAM DOOR FULL OPEN LIGHT ILLUMINATED IN CRUISE.  ACFT GROUNDED.  ACCOMPLISHED BITE ON BOTH ZONE TEMP CONTROLLERS, NO FAULT FOUND REF AMM 21-61-00.  UNABLE TO DUPLICATE IAW FIM 21-51-00-810-803.

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