Service difficulty report · Control Unit · Bombdr DHC8402

Difficulty date
February 14, 2016
Submitted
February 15, 2016
Operation
Air carrier
Aircraft
N414QX
Make and model
Bombdr DHC8402
Aircraft serial
4061
Aircraft time
34,318 hours, 35,842 cycles
Engine
Pwc PW150A
Propeller
Dowty R4086123F17
Part
Control Unit
Part number
699018003
Part serial
1745
Condition
Malfunctioned
Location
Feathering
Part time
15,147 hours, 16,385 cycles
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

AFTER START UP OF ENGINE 2, THE ENGINE WOULD NOT COME OUT OF FEATHER. REPLACED THE NR 2 OVERSPEED GOVERNOR, PEC, PCU AND PREPELLER PISTON SEAL. RETURNED TO SERVICE.