Service difficulty report · Switch · Doug MD1010F

Difficulty date
January 26, 2017
Submitted
January 27, 2017
Operation
Air carrier
Aircraft
N390FE
Make and model
Doug MD1010F
Aircraft serial
46624
Aircraft time
90,955 hours, 38,367 cycles
Part
Switch
Part number
SP102700607019
Condition
Malfunctioned
Location
Spoiler
Stage of operation
TO
How discovered
O
Nature of condition
F
Precautionary procedure
C

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

What was found

UNCOMMANDED GROUND SPOILER DEPLOYMENT DURING TAKEOFF. CHECKED BOTH FCC 1&2 FOR CURRENT OR PREVIOUS FAULTS, NONE FOUND. PERFORMED AGS RTS IN BOTH FCC'S, CHECKED GOOD. INSPECTED AGS ARM SWITCH S1-845 IT APPEARS TO MOVE FREELY AND HAS GOOD AUDIBLE CLICKS. RAN SPOILERS THRU MANUALLY AND CHECK REJECTED TAKE OFF WITH THRUST REVERSERS DEPLOYED AND ALSO KNOCK DOWN CHECKED GOOD. NO DEFECTS FOUND. INSTALLED NEW SUBPEDESTAL THROTTLE SWITCHES. REF MD10-10 AMM76-11-04-2. LAND TEST PERFORMED ON WRI 22-10-6879. SPOILER QUADRANT LIGHT REINSTALLED OPS CK GOOD.

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