Service difficulty report · Eec · Aerosp ATR42500

Difficulty date
April 2, 2019
Submitted
August 17, 2020
Operation
General aviation
Make and model
Aerosp ATR42500
Aircraft time
33,884 hours
Engine
Pwc PW127F
Part
Eec
Part number
8201541002
Condition
Intermittent
Location
Nr 2 Engine
Stage of operation
CR
How discovered
O
Nature of condition
R
Precautionary procedure
A

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

What was found

(CAN) IN CRUISE, CREW NOTICED #2 TORQUE BUG SLOWLY MOVING BETWEEN 40-105%. TORQUE OBSERVED (ISA - 20 DEGREES CELCIUS) WAS #1 ENG = 105%, AND #2 ENG = 95%. ALL OTHER INDICATIONS LED CREW AND MCC TO BELIEVE TQ IND CORRECT. #2 ELECTRONIC ENGINE CONTROLLER REPLACED . GROUND RUN NO FAULT FOUND. ALSO ENGINE WIRING HARNESS INSPECTED AND CONNECTORS CLEANED. (TC# 20190403006)

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