# SDR FDEA201511293825

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 29, 2015
- Submitted: November 30, 2015
- Operation: Air carrier
- Aircraft: [N601FE](https://openairdocs.org/aircraft/N601FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48401
- Aircraft time: 750 hours, 18,720 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Switch
- Part number: H141012
- Condition: Failed
- Location: Landing Gear
- Stage of operation: CL
- How discovered: O
- Nature of condition: G
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201511293825

## Discrepancy

AFTER RAISING LG RECEIVED LEVEL ONE TAT  PROBE ALERT.  AUTOPILOT & THROTTLES DISENGAGED, TAKEOFF WARNING SOUNDED WHEN SLATS RETRACTED.  LOST AUTO CABIN PRESSURIZATION.  PERFORMED GND SENSOR FAILURE CHECKLIST.  LAST LEG FAULTED GND SENSOR SWITCH LT & RT.  TROUBLE SHOT IAW FIM 32-40 TASK 842.  R & R LT & RT GND SENSOR SWITCH IAW AMM 32-24-01-4.  INSPECTED IAW AMM 32-24-01-6.  ALL CHECKED GOOD.  PERFORMED FCC 1 & FCC 2 AFS R-T-S IAW AMM 22-01-10-5.  ALL TESTS PASSED.  PERFORMED FUNCTIONAL TEST OF CABIN PRESS CONTROL SYS IAW AMM 21-31-00-5.  ALL TESTS PASSED.  ACFT OK FOR SERVICE.

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