Service difficulty report · Fuel Control · Snias AS350B2

Difficulty date
January 18, 2011
Submitted
September 14, 2015
Operation
General aviation
Make and model
Snias AS350B2
Aircraft time
7,973 hours
Engine
Lyc LTS101700D2
Part
Fuel Control
Part number
430128806
Condition
Failed
Location
Engine
Stage of operation
DE
How discovered
O
Nature of condition
X, J
Precautionary procedure
B

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

What was found

(CAN) NO FAULT FOUND YET, INSPECTION OF ACFT SYSTEMS STILL IN PROGRESS. JANUARY 25, 2011, FUEL CONTROL INPUT SHAFT BEARING SEEM TO HAVE FAILED CAUSING THE INPUT SHAFT COUPLING BETWEEN THE FCU AND FUEL PUMP TO BRAKE. FOLLOWING THAT EVENT THE FCU COULDN`T MAINTAIN MINIMUM FUEL TO THE ENGINE WHICH CAUSE THE ENGINE TO FLAMEOUT IN FLIGHT FOLLOWED BY AN AUTOROTATION.