Service difficulty report · Arm · Bolkms BK117C2

Difficulty date
June 23, 2024
Submitted
June 28, 2024
Operation
Air carrier
Aircraft
N145NC
Make and model
Bolkms BK117C2
Aircraft serial
9542
Aircraft time
6,044 hours, 14,297 cycles
Engine
Tmeca ARRIEL1E2
Part
Arm
Condition
Cracked
Location
Tail Rotor
Component
Actuator
Component part number
B673M40A1002
Stage of operation
IN
How discovered
V
Nature of condition
O
Precautionary procedure
K

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

What was found

PLAY WAS NOTICED IN TAIL ROTOR SYSTEM DURING A PREFLIGHT INSPECTION. INSPECTION OF SYSTEM FOUND A CRACK IN THE ARM OF THE ACTUATOR AND THE CARDIN JOINT BOLT WORN. AN AD AND ASB HAVE BEEN PREVIOUS COMPLIED WITH NO REOCCURRING INSPECTIONS REQUIRED DUE TO THE FINDINGS. THE AIRCRAFT MANUFACTURE HAS BEEN ALERTED TO THE FINDINGS.