Service difficulty report · Control Rod · Doug MD900

Difficulty date
August 1, 2008
Submitted
August 20, 2008
Operation
General aviation
Aircraft
N902RN
Make and model
Doug MD900
Aircraft serial
90000121
Part
Control Rod
Part number
900C2010375103
Part serial
0054671321
Condition
Broken
Location
Vertical Stab
Stage of operation
CR
How discovered
O
Nature of condition
F
Precautionary procedure
A

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

What was found

EXPERIENCED EXCESSIVE LT PEDAL (2-3 INCHES) DURING CRUISE FLIGHT AT 70 TO 80 PERCENT TRANSMISSION TORQUE. DURING POST FLIGHT FOUND THAT THE LT VERTICAL STABILIZER MOVED FREELY. FURTHER INSPECTION REVEALED THAT THE LT VERTICAL STABILIZER CONTROL SYSTEM (VSCS) ACTUATOR CONTROL ROD WAS BROKEN AT THE THREADED PORTION. (S)

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