Service difficulty report · Control Unit

Difficulty date
December 26, 2010
Submitted
March 15, 2011
Operation
Air carrier
Engine
Pwc PW610FA
Part
Control Unit
Condition
Failed
Location
Engine
Stage of operation
TX
How discovered
O
Nature of condition
J
Precautionary procedure
O

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

What was found

UNCONTROLLED ACCELERATION ENGINE RPM ESCAPED RT AFTER START UP. TORQUE EXCEEDANCE WAS TO 123PERCENT AND 1-2 SECONDS ( LIMIT IS 137 PERCENT AND 20 SECONDS). THE MFCU WILL BE SENT FOR INVESTIGATION.