Service difficulty report · Actuator · Bombdr DHC8400

Difficulty date
August 18, 2003
Submitted
January 5, 2004
Operation
General aviation
Make and model
Bombdr DHC8400
Engine
Pwc PW150A
Part
Actuator
Part number
C18112AA
Condition
Failed
Location
Yaw Damper
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

(CAN) DURING TAKE OFF ROLL YAW DAMPER-DISENGAGED. TAKEOFF ABORTED AND TCC CONTACTED. THE PROBLEM WAS LOCALIZED TO THE YAW DAMPER ACTUATOR WHICH WAS REPLACED. THE FAULT WAS LATER CONFIRMED TO BETHE LINEAR POTENTIOMETER AT THE SHOP.