Service difficulty report · Propeller · Bombdr DHC8402

Difficulty date
April 20, 2018
Submitted
April 20, 2018
Operation
Air carrier
Aircraft
N451QX
Make and model
Bombdr DHC8402
Aircraft serial
4457
Aircraft time
10,089 hours, 10,857 cycles
Part
Propeller
Condition
Malfunctioned
Location
Feathering
Part time
17,815 hours, 19,412 cycles
Stage of operation
TX
How discovered
9
Nature of condition
O
Precautionary procedure
O

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

What was found

NR 2 ENGINE TOOK 30 SECOND TO COME OUT FEATHER DURING THE AFTER START FLOWS. NO FAULTS IN CDS , PERFORMED A FUNCTIONAL TEST OF THE NR 2 PROPELLER TIME TO UNFEATHER IAW AMM 61-20-00-720-8052. TIME TO UNFEATHER FOR THE NR 2 PROPELLER WAS 20 SECONDS. UNABLE BE DUPLICATE. TEST PASSED. R & R NR 2 OSG IAW AMM 61-20-26-000-801/400-801 AS A PRECAUTION. OPS AND LEAK TEST PASSED. NO DEFECTS NOTED. RETURNED TO SERVICE.