# SDR AALA201611229006

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 21, 2016
- Submitted: November 23, 2016
- Operation: Air carrier
- Aircraft: N200UU
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27809
- Aircraft time: 71,456 hours, 24,871 cycles
- System (JASC): [3232 · Landing Gear Door Actuator](https://openairdocs.org/jasc/3232)
- Part: Actuator
- Part number: 2745711
- Part serial: 1490
- Condition: Failed
- Location: Mlg Door
- Part time: 71,456 hours, 24,871 cycles
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA201611229006

## Discrepancy

UNABLE TO RETRACT LEFT MAIN GEAR AFTER DEPARTURE. LT GEAR LOCKED DOWN. RETURN TO DEPARTURE. ALT GEAR EXT PROCEDURE.  REPLACED ONE MAIN GEAR DOOR ACTUATOR PER 757 AMM 32-32-12. PAGE BLOCK 401. OPERATIONAL CHECK GOOD MAIN LANDING GEAR EXTENSION RETRACTION IAW AMM 32-32-00-705-003. THE AIRCRAFT WAS GROUNDED.

---
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.