SDR HDNA084070

Service difficulty report · Case · Bolkms BO105CBS

Difficulty date
January 31, 2003
Submitted
February 3, 2003
Operation
General aviation
Aircraft
N915SH
Make and model
Bolkms BO105CBS
Aircraft serial
S340
Aircraft time
8,163 hours
Engine
Allsn 250C20B
Engine time
8,139 hours
Part
Case
Part number
23057142
Part serial
26484
Condition
Cracked
Location
Compressor
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

ONE 4TH STAGE COMPRESSOR STATOR VANE BROKE OFF SEVERELY DAMAGING THE 4TH & 5TH STAGE COMPRESSOR BLADES WITH SUBSEQUENT COMPRESSOR STALLING AND LOW ENGINE POWER.