SDR HEEA079888

Service difficulty report · Turbine Wheel · Bolkms BO105S

Difficulty date
June 11, 2002
Submitted
July 8, 2002
Operation
Air carrier
Aircraft
N7136H
Make and model
Bolkms BO105S
Aircraft serial
S833
Aircraft time
8,656 hours
Engine
Allsn 250C20B
Engine time
12,104 hours
Part
Turbine Wheel
Part number
6886407
Part serial
X141599
Condition
Damaged
Location
Engine
Part time
1,736 hours, 2,488 cycles
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

ENGINE REMOVED DUE TO 1750 HOUR INSPECTION. UPON INSPECTION OF TURBINE PARTS NOTED SULFIDATION ON 1ST STAGE WHEEL BLADES. SCRAPPED.