SDR CA090219013

Service difficulty report · Eec · Dhav DHC8*

Difficulty date: January 30, 2009
Submitted: March 5, 2009
Operation: General aviation
Make and model: Dhav DHC8*
Engine: Pwa PW123
System (JASC): 7320 · Fuel Controlling System
Part: Eec
Condition: Failed
Location: Engine
Stage of operation: AP
How discovered: O
Nature of condition: J
Precautionary procedure: E

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

What was found

(CAN) DURING APPROACH, ONE ENG EXPERIENCED (2) UNCOMMANDED POWER ACCELERATIONS. THE CREW REDUCED THE POWER (PLA) AND SHUTDOWN ENGINE. THE ACFT MADE A SINGLE ENGINE LANDING AT PLANNED DESTINATION. THE FUEL CONTROL, FUEL PUMP AND EEC WERE REPLACED AND THE AIRCRAFT RETURNED TO SERVICE. MFG WILL CONTINUE INVESTIGATING THE EVENT AND ADVISE OF ROOT CAUSE ONCE ESTABLISHED.