Service difficulty report · Compressor · Snias AS350B3

Difficulty date
October 2, 2023
Submitted
October 4, 2023
Operation
Air carrier
Aircraft
N490H
Make and model
Snias AS350B3
Aircraft serial
4539
Aircraft time
9,258 hours, 17,782 cycles
Engine
Tmeca ARRIEL2B1
Engine time
6,263 hours, 13,627 cycles
Part
Compressor
Part number
5900081
Part serial
3004004855
Condition
Odor
Location
Air Con Sys
Stage of operation
AP
How discovered
O
Nature of condition
B, S
Precautionary procedure
K, H

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

What was found

PILOT REPORTED SMOKE SMELL IN CABIN, TURNED OFF THE A/C SYSTEM AND SMELL WENT AWAY. LANDED AT BASE WITH NO FURTHER ISSUES. MECHANIC ON SITE FOUND WHERE A/C COMPRESSOR CLUTCH WAS INOP.