Service difficulty report · Compressor · Snias AS350B2

Difficulty date
May 16, 2023
Submitted
May 17, 2023
Operation
Air carrier
Aircraft
N420J
Make and model
Snias AS350B2
Aircraft serial
4212
Aircraft time
6,006 hours, 19,379 cycles
Engine
Tmeca ARRIEL1D1
Engine time
912 hours, 1,335 cycles
Part
Compressor
Part number
590008
Part serial
0013206130
Condition
Seized
Location
Zone 400
Stage of operation
CL
How discovered
V
Nature of condition
B
Precautionary procedure
K

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

What was found

TOOK OFF FROM SM288CA HEADED TOWARDS SM99A. IMMEDIATELY AFTER TAKEOFF I START TO SMELL BURNING RUBBER AND THEN AFTER THAT SAW SMOKE IN THE CABIN. CHECKED GAUGES AND PANEL LIGHT AND EVERYTHING WAS NORMAL SO TURNED OFF THE A/C AND OPENED WINDOWS. STARTED TURNING TOWARDS SM27A AND TRIED TO CALL UP OPS BUT WAS OUT OF RANGE FROM ANY FREQUENCIES. SMELL AND SMOKE BOTH IMMEDIATELY WENT AWAY. DECIDED TO CONTINUE TOWARDS SM99A WHERE WE LANDED WITHOUT ANYMORE DISCREPANCIES. MAINTENANCE FOUND AIR CONDITIONING SYSTEM COMPRESSOR CLUTCH SEIZED. REPLACE CCOMPRESSOR ASSY.