Service difficulty report · Engine · Dhav DHC8102

Difficulty date
July 6, 2014
Submitted
March 12, 2015
Operation
General aviation
Make and model
Dhav DHC8102
Aircraft time
59,789 hours
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
Part
Engine
Condition
Malfunctioned
Location
Nr 2
Stage of operation
CR
How discovered
O
Nature of condition
R, H
Precautionary procedure
E, A

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

What was found

(CAN) DURING FLIGHT AT 16000 FEET, THE CREW FELT A NOTICEABLE YAW THEY NOTICED THE ENGINE NR 2 DISTINCT TORQUE FLUCTUATIONS FOLLOWED BY TORQUE AND ITT PARAMETERS DROPPING RAPIDLY. THE CREW THEN ELECTED TO PERFORM THE CHECKLIST AND SHUTDOWN PROCEDURE, BY THE TIME THE SHUTDOWN WAS COMPLETED THE ENGINE HAD STOPPED ON ITS OWN. THE ACFT WAS DIVERTED AND THE PILOT PERFORMED AN UNEVENTFUL SINGLE ENGINE LANDING. MAINTENANCE RECORDS SHOWED THE EEC WAS REPLACED ON A PREVIOUS FLIGHT. THE ACFT IS RETURNED IN SERVICE WITH NO OTHER EVENTS NOTED, BUT MORE DETAILS ARE TO BE PROVIDED TO THE MFG FSR OF THE ROOT CAUSE OF THE EVENT.