Service difficulty report · Control Valve · Doug DC982

Difficulty date
January 30, 2016
Submitted
February 2, 2016
Operation
Air carrier
Aircraft
N70504
Make and model
Doug DC982
Aircraft serial
49798
Aircraft time
74,041 hours, 39,362 cycles
Part
Control Valve
Part number
59164605509
Part serial
EET6599
Condition
Failed
Location
Landing Gear
Stage of operation
AP
How discovered
O
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

GEAR DOOR OPEN LIGHT STAYED ON AFTER GEAR EXTENSION. GEAR SHOWED DOWN & LOCKED.. FOLLOWED QRH & GEAR DOOR LIGHT REMAINED ON. THE FLIGHT DECLARED AN EMER. DUE TO QRH PROCEDURES, THE MLG DOORS REMAINED OPEN DURING LANDING, CAUSING DAMAGE TO THE MAIN GEAR DOORS. R & R LG CONTROL VLV IAW AMM 32-32-01. ACCOMPLISHED LG CONTROL VLV OPERATIONAL & LEAK CHECKS IAW AMM 32-32-00, OK FOR SERVICE. ALSO REPLACED BOTH MLG DOOR BUMPERS & HARDWARE IAW AMM 20-30-00. THE ACFT WAS GNDED.

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