SDR HEEA967380

Service difficulty report · Wheel · Bolkms BO105S

Difficulty date
June 5, 1996
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N7136H
Make and model
Bolkms BO105S
Aircraft serial
S833
Engine
Allsn 250C20B
Part
Wheel
Part number
6886407
Condition
Blade Eroded
Location
1st Stage
Part time
1,199 hours
Component
6898735
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 REMOVED DUE TO HIGH CYCLED 1ST,2ND AND 3RD STAGE WHEEL. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON 7 EACH 1ST STAGE WHEEL BLADES AND ERODED LEADING EDGES. SCRAPPED 1ST STAGE WHEEL.