# SDR 961209002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 7, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N934ML
- Make and model: Doug DC-9-31
- Registry model: [Doug DC-9-31](https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Aircraft serial: 47526
- System (JASC): [3231 · Landing Gear Door Retract Section](https://openairdocs.org/jasc/3231)
- Part: Retract Mech
- Condition: Lack Of Lube
- Location: Nlg Door
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/961209002

## Discrepancy

BUF - FLT 856 - IN CLIMB CONFIGURATION WHEN LANDING GEAR RETRACTED, A LOUD FLUCTUATING SOUND WAS PRODUCED.  SOUNDED LIKE NOSE LANDING GEAR DOORS.  CORRECTIVE ACTION:  MAINTENANCE INSPECTED NOSE LANDING GEAR DOORS, FOUND NOT TO BE SECURED. LUBRICATED NOSE GEAR DOOR LINKAGE, AND SECURED DOORS.  OPERATIONAL CHECKED GOOD IAW DC 9 MM, CHAPTER 32.  (X)

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