# SDR USAA2009040890839

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 28, 2009
- Submitted: April 8, 2009
- Operation: Air carrier
- Aircraft: [N939UW](https://openairdocs.org/aircraft/N939UW), registered now
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27303
- Aircraft time: 48,365 hours, 19,926 cycles
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Mechanism
- Part number: 140N27412
- Condition: Malfunctioned
- Location: L1 Door
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2009040890839

## Discrepancy

MCN - C1 - EES - L-1 DOOR POWER ASSIST PIN WILL NOT ENGAGE IN RELEASE FORK.  REPLACED EMERGENCY POWER TRIGGER MECHANISM ON L-1 DOOR IAW B757 AMM 52-11-32.

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