Service difficulty report · Signal Cond Unit · Dhav DHC8102

Difficulty date
February 19, 2011
Submitted
September 14, 2015
Operation
General aviation
Make and model
Dhav DHC8102
Aircraft time
46,765 hours
Engine
Pwa PW120A
Propeller
Hamstd 14SF7
Part
Signal Cond Unit
Condition
Malfunctioned
Location
Torque Sensor
Part time
38,727 hours
Stage of operation
TO
How discovered
O
Nature of condition
N
Precautionary procedure
C

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

What was found

(CAN) THE FLIGHT CREW REJECTED TAKEOFF WHEN THE RT ENGINE TORQUE INDICATION WAS LOST. LINE MAINTENANCE DETERMINED THAT THE LOST OF INDICATION WAS THE RESULT OF A FAULTY TORQUE SENSOR CONDITIONER UNIT, TSCU. THE RT ENGINE TSCU WAS REPLACED AND THE SYSTEM CHECKED SERVICEABLE. THE TSCU IS MFG.