SDR HEEA954184

Service difficulty report · Wheel · Bolkms BO105S

Difficulty date
January 21, 1995
Submitted
March 26, 2000
Operation
General aviation
Aircraft
N50293
Make and model
Bolkms BO105S
Aircraft serial
S677
Engine
Allsn 250C20B
Part
Wheel
Part number
6886407
Condition
Sulfidation
Location
1st Stage
Part time
683 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 COMBUSTION CASE BAFFLE BROKEN AND ERODED 1ST STAGE NOZZLE. UPON INSPECTION OF TURBINE PARTS NOTED THE FOLLOWING: MINOR SULFIDATION ON ALL 1ST STAGE WHEEL BLADES. SCRAPPED 1ST STAGE WHEEL.