SDR HEEA077558

Service difficulty report · Compressor · Bolkms BO105S

Difficulty date
January 16, 2002
Submitted
January 21, 2002
Operation
General aviation
Aircraft
N7136H
Make and model
Bolkms BO105S
Aircraft serial
S833
Aircraft time
9,078 hours
Engine
Allsn 250C20B
Engine time
8,233 hours
Part
Compressor
Condition
Failed
Location
Engine
Part time
382 hours
Stage of operation
CR
How discovered
O
Nature of condition
J
Precautionary procedure
A

As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.

What was found

ENGINE REMOVED DUE TO IN FLIGHT COMPRESSOR DAMAGE. UPON INSPECTION OF COMPRESSOR PARTS NOTED WIPE OUT OF 2ND THRU 5TH STAGE COMPRESSOR WHEEL BLADES, EXCESSIVE FOD TO CASE HALF ASSY, 1ST THRU 6TH STAGE WHEELS, IMPELLER AND TURBINE. SUSPECTED CAUSE IS 2ND STAGE COMPRESSOR BLADE FAILURE.