Service difficulty report · Sensor · Aerosp ATR72

Difficulty date
February 1, 2014
Submitted
September 14, 2015
Operation
General aviation
Make and model
Aerosp ATR72
Engine
Pwa PW127
Part
Sensor
Condition
Failed
Location
Nr 2
Stage of operation
CL
How discovered
O
Nature of condition
N
Precautionary procedure
O

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

What was found

(CAN) IT WAS REPORTED THAT ENGINE NR 1 UPTRIMMED DURING TAKEOFF WITH ONLY AUTOMATIC TAKEOFF POWER CONTROL SYSTEM ON AND THE AUTOMATIC FEATHER FROM ENG NR 2 DID NOT WORKED. AFTER TROUBLESHOOTING THE FIELD SERVICE REPRESENTATIVE RECOMMENDED TO REPLACE ENGINE NR 1 AFU, AND ENGINE NR 2 TORQUE SENSOR NR 1, LT.