# SDR FDEA201107162764

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 16, 2011
- Submitted: July 18, 2011
- Operation: Air carrier
- Aircraft: [N586FE](https://openairdocs.org/aircraft/N586FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48487
- Aircraft time: 66,865 hours, 14,393 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Relief Valve
- Part number: 113964500
- Condition: Failed
- Location: Mlg
- 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/FDEA201107162764

## Discrepancy

ATB LDG GR HANDLE WILL NOT COME UP.  FOLLOWED QRH AND ATB.  FOUND RELIEF VALVE FOR TRIM CYLINDER HAD COME APART.  REPLACED TRIM VALVE IAW MM-32-37-03-4, ON LT MAIN  GEAR.

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