SDR 97ZZZX2964

Service difficulty report · Bearing · Bolkms BK117B1

Difficulty date
January 30, 1997
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N90260
Make and model
Bolkms BK117B1
Aircraft serial
7140
Engine
Lyc LTS101750B1
Part
Bearing
Part number
430136201
Condition
Failed
Location
Nr 2
Component
40010025
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

ENGINE BEARING FAILURE. ON RUN-UP POWER TO TAKEOFF, A LOUD WHINING AND GRINDING NOISE WAS HEARD FROM THE RT SIDE OF AIRCRAFT. THIS WAS FOLLOWED BY ILLUMINATION OF THE NR 2 ENGINE CHIP LIGHT. SHORTLY AFTER THAT, THE TOT FLUCTUATED AND STARTED TO INCREASE. NR 2 ENGINE WAS SHUT DOWN AND MECHANIC NOTIFIED. NR 2 BEARING PN 4-301-362-01, SN 1-2403, TT 1417.3 HOURS, DATE INSTALLED 6-25-93. PART TOTAL CYCLES, 5,553.5.