SDR 98ZZZX4113

Service difficulty report · Rotor Assy · Bolkms BK117A4

Difficulty date
September 8, 1998
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N911BY
Make and model
Bolkms BK117A4
Aircraft serial
7127
Engine
Lyc LTS101650B1
Part
Rotor Assy
Part number
414129001
Condition
Damaged
Location
Power Turbine
Part time
1,397 hours
Stage of operation
IN
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

FAILED SB LT101-72-10-0153 (Q-ROTOR INSPECTION). EXCESSIVE IBPT BLADE SHIFT. REPLACED WITH USED UNIT, CORRECTED PROBLEM. PART TC: 3,518.5.