Service difficulty report · Fcu · Cessna 208B

Difficulty date
September 4, 2015
Submitted
April 22, 2016
Operation
General aviation
Make and model
Cessna 208B
Engine
Pwa PT6A114A
Part
Fcu
Condition
Faulty
Location
Engine
Stage of operation
IN
How discovered
O
Nature of condition
X
Precautionary procedure
E

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

What was found

(CAN) A ZERO TIME ENGINE WAS INSTALLED. DURING THE ENGINE FINAL INSTALLATION OPERATIONS, AFTER 2-3 ENGINE RUNS AND RIGGING ADJUSTMENTS, INCLUDING EXERCISING OF THE EPL/MOR, THE NEXT SUBSEQUENT ENGINE RUN RESULTED IN NG INCREASING UNCOMMANDED TO 80 PERCENT WHERE THE TECH SELECTED CUTOFF. 3 MORE STARTS RESULTED IN THE SAME SCENARIO WITH THE EPL/MOR IN NORMAL POSITION. THE FCU WAS REMOVED AND COUPLING WAS IN PLACE AND IN GOOD CONDITION. THE FCU WILL BE REPLACED.

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