SDR CA110706004

Service difficulty report · Powerplant · Snias AS350B2

Difficulty date: July 1, 2011
Submitted: September 9, 2011
Operation: Air carrier
Make and model: Snias AS350B2
Aircraft time: 10,134 hours
Engine: Tmeca ARRIEL1D1
System (JASC): 7200 · Engine (Turbine/Turboprop)
Part: Powerplant
Condition: Power Loss
Stage of operation: CR
How discovered: O
Nature of condition: R, J
Precautionary procedure: O

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

What was found

INVESTIGATION CURRENTLY CARRIED OUT TO DISCOVER THE CAUSE OF MARGINAL OR BAD POWER CHECKS. ALL CHECKS SO FAR ARE NEGATIVE. THE COMPLETE ENGINE IS BEING REPLACED AND TESTS WILL BE CARRIED OUT AS SOON AS THE NEW ENGINE IS INSTALLED, TO DETERMINE IF IT IS THE SOLE CAUSE OF BAD POWER CHECK. ENGINE REPLACED AND SENT FOR INVESTIGATION. NEW ENGINE DELIVERS NORMAL POWER.