SDR 9507139852

Service difficulty report · Hydraulic Valve · Doug DC951

Difficulty date
May 1, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N761NC
Make and model
Doug DC951
Aircraft serial
47709
Part
Hydraulic Valve
Part number
2C6540
Condition
Malfunctioned
Location
Nlg
Stage of operation
CL
Nature of condition
J
Precautionary procedure
O

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

What was found

NOSE LANDING GEAR FAILED TO FULLY RETRACT AFTER TAKEOFF FROM TPA. RED UNSAFE LIGHT REMAINED ON AND NOISE LEVEL WAS CONSISTENT WITH GEAR BEING EXTENDED. NOSE GEAR RETRACTED NORMALLY WHEN HANDLE WAS MOVED TO 'UP' POSITION AFTER UPLATCH CHECK. FLIGHT CONTINUED TO DESTINATION (DTW) AND LANDED WITHOUT INCIDENT. REPLACED UPLOCK/DOWNLOCK HYDRAULIC CHECK VALVE DUE TO BYPASSING. CYCLED NOSE GEAR SEVERAL TIMES. OPERATIONAL CHECK OK. AIRCRAFT RETURNED TO SERVICE.

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