SDR 9612049928

Service difficulty report · Uplock Switch · Doug DC931

Difficulty date: June 2, 1996
Submitted: March 26, 2000
Operation: Air carrier
Aircraft: N8921E
Make and model: Doug DC931
Aircraft serial: 45836
System (JASC): 3260 · Landing Gear Position and Warning
Part: Uplock Switch
Condition: Malfunctioned
Location: Rt Mlg
Stage of operation: CL
Nature of condition: N
Precautionary procedure: O

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

What was found

RIGHT MAIN LANDING GEAR UNSAFE LIGHT REMAINED ON AFTER GEAR WAS RETRACTED. RECYCLED GEAR WITH SAME RESULTS, FLIGHT CONTINUED TO DESTINATION AT 10,000 FEET AND 250 KNOTS AIRSPEED. MAINTENANCE PERFORMED GEAR SWING AND PROBLEM COULD NOT BE DUPLICATED. REPLACED RIGHT MAIN GEAR UPLOCK SWITCH AS A PRECAUTION.

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