SDR CA091222001

Service difficulty report · Bellows

Difficulty date: November 26, 2009
Submitted: January 19, 2010
Operation: General aviation
Engine: Pwa PT6A34
System (JASC): 7321 · Fuel Control/Turbine Engines
Part: Bellows
Condition: Faulty
Location: Fuel Control
Stage of operation: LD
How discovered: O
Nature of condition: F
Precautionary procedure: L

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

What was found

(CAN) THE ENGINE POWER COULD NOT BE REDUCED TO FLIGHT IDLE. THE PROBLEM WAS ISOLATED TO THE FUEL CONTROL UNIT ON WHICH THE ACCELERATION BELLOWS WAS FOUND FAULTY. HARDWARE BE RETURNED FOR INVESTIGATION. MANUFACTURER WILL INVESTIGATE TO ESTABLISH ROOT CAUSE AND SUPPLEMENT THE REPORT ONCE THE INFORMATION IS AVAILABLE. (TC NR 20091222001)