SDR 961209002

Service difficulty report · Retract Mech · Doug DC931

Difficulty date: December 7, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N934ML
Make and model: Doug DC931
Aircraft serial: 47526
System (JASC): 3231 · Landing Gear Door Retract Section
Part: Retract Mech
Condition: Lack Of Lube
Location: Nlg Door
Stage of operation: CL
Nature of condition: J
Precautionary procedure: A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

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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