# SDR AALA20020448

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 11, 2002
- Submitted: May 7, 2002
- Operation: Air carrier
- Aircraft: [N1411G](https://openairdocs.org/aircraft/N1411G), registered now
- Make and model: Fokker F.28 MK 0100
- Registry model: [Fokker F.28 MK 0100](https://openairdocs.org/model/fokker-f-28-mk-0100) (OpenAirDocs)
- Aircraft serial: 11369
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sensor
- Part number: 201251276
- Condition: Out Of Adjust
- 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/AALA20020448

## Discrepancy

ORD - FLT 559 - AFTER TAKEOFF ORD, EN ROUTE TO IAH, UNABLE TO RAISE LANDING GEAR GROUND/FLIGHT CONTROL ALERT ON MFDU.  ALSO, RECEIVED LIFTED FAULT MESSAGE ON MFDU.  RETURNED AND LANDED ORD WITHOUT INCIDENT.  ADJUSTED RIGHT AIR/GROUND INBOARD 3 SENSORS.  SYSTEM GROUND CHECKED NORMAL OPERATION.  (M)

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