Service difficulty report · Actuator · Bolkms BK117C2

Difficulty date
September 25, 2014
Submitted
September 26, 2014
Operation
Air carrier
Aircraft
N474LF
Make and model
Bolkms BK117C2
Aircraft serial
9301
Aircraft time
953 hours, 3,352 cycles
Engine
Tmeca ARRIEL1E2
Engine time
953 hours, 3,352 cycles
Part
Actuator
Part number
41800878051
Part serial
846
Condition
Failed
Location
Duplex Cyclic
Part time
953 hours, 3,352 cycles
Stage of operation
AA
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

DUPLEX CYCLIC TRIM ACTUATOR FAILED INFLIGHT CAUSING UNWANTED FORCE TO CONTROLS.