Service difficulty report · Lock · Bolkms BK117B1

Difficulty date
August 11, 2009
Submitted
August 14, 2009
Operation
Air carrier
Aircraft
N155SC
Make and model
Bolkms BK117B1
Aircraft serial
7173
Aircraft time
10,846 hours
Part
Lock
Part number
1178115501
Condition
Unserviceable
Location
Cyclic
Component
Socket
Component part number
1178111101
Stage of operation
LD
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

FELT CYCLIC POP IN VERTICAL DIRECTION AT THE BOTTOM OF A SIMULATED SINGLE ENGINE LANDING FROM AN ABORTED MAXIMUM PERFORMANCE TAKEOFF PROFILE. AFTER LANDING, WAS ABLE TO REMOVE COPILOT CYCLIC FROM MOUNT WITH SLIGHTEST OF EFFORT.