# SDR 97FDEA00254

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N603FE](https://openairdocs.org/aircraft/N603FE), registered now
- Make and model: Doug MD-11F
- Registry model: [Doug MD-11F](https://openairdocs.org/model/mcdonnell-douglas-md-11f) (OpenAirDocs)
- Aircraft serial: 48459
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sensor
- Condition: Dirty
- Location: Nlg
- Stage of operation: CL
- Nature of condition: E, N
- Precautionary procedure: A, J
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/97FDEA00254

## Discrepancy

SIN - PASSING FL260 IN CLIMB, AIRCRAFT EXPERIENCED BUFFET AND VIBRATION.  CHECKED CONFIGURATION PAGE AND IT SHOWED THE NOSE GEAR UNSAFE.  RETURNED TO SINGAPORE AT 260KTS  .REVIEWED CFDS LRU FAULT - NO FAULT.  PER CREW INFO ALERT SHOWN ON PILOT DISPLAY VISUAL INSPECTION ON NOSE GEAR, NO ABNORMALITIES OR DAMAGES.  PERFORMED BITE TEST ON PSEU PER FIM 31-71-00 AND OK.  CLEAN ALT SENSORS.  AIRCRAFT OK FOR SERVICE.

---
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.