# SDR ASAA2013060995054

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 9, 2013
- Submitted: June 11, 2013
- Operation: Air carrier
- Aircraft: [N508AS](https://openairdocs.org/aircraft/N508AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35691
- Aircraft time: 18,633 hours, 5,827 cycles
- System (JASC): [2150 · Cabin Cooling System](https://openairdocs.org/jasc/2150)
- Part: Actuator
- Part number: 5416744
- Part serial: 12979
- Condition: Malfunctioned
- Location: Ram Air Door
- Part time: 18,238 hours, 5,702 cycles
- Stage of operation: AP
- 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/ASAA2013060995054

## Discrepancy

LEFT PACK LIGHT ILLUMINATED ON APROACH LANDING.  ACFT GROUNDED.  PERFORMED BITE CHECK ON BOTH TEMP CONTROLLERS, FOUND LEFT RAM AIR ACTUATOR FAULT LOGGED ON PREV FLIGHT.  REPLACED LEFT RAM AIR DOOR ACTUATOR REF MM 21-51-21 GROUND VERIFICATION CHECKS NORMAL.

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