Service difficulty report · Crank Assy · Doug DC873F

Difficulty date
January 19, 2005
Submitted
January 24, 2005
Operation
Air carrier
Aircraft
N807DH
Make and model
Doug DC873F
Aircraft serial
45990
Part
Crank Assy
Part number
3719596502
Condition
Broken
Location
Spoilers
Stage of operation
AP
How discovered
O
Nature of condition
F
Precautionary procedure
O

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

What was found

RUDDER NEEDS CONSTANT TRIM CHANGES WITH SPEED AND FLAP CHANGES. A MAXIMUM OF FOUR UNITS OF RIGHT RUDDER TRIM IS REQUIRED DURING APPROACH WITH FLAPS DOWN, TO ZERO TRIM ON RUDDER WITH FLAPS UP. FOUND TWO CRANKS BROKEN ON RIGHT WING GROUND SPOILER. REMOVED AND REPLACED CRANKS P/N 3719596-502 IAW MM 27-60-0. TESTED SPOILERS, OPERATION OK.

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