Service difficulty report · Compressor · Bolkms BK117C2

Difficulty date
April 28, 2026
Submitted
April 28, 2026
Operation
General aviation
Filed by
QR9R369D
M1 Support Services
Make and model
Bolkms BK117C2
Aircraft serial
9801
Aircraft time
4,487 hours
Part
Compressor
Part number
70BM027300
Part serial
18974
Condition
Out Of Limits
Location
Nr 1 Engine
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

AXIAL COMPRESSOR MOD 02 ASSEMBLY FAILED DURING RUNOUT CHECK (BEYOND ALLOWABLE LIMIT). PART HAS ZERO HOURS TIME SINCE REPAIR.