Service difficulty report · Unknown · Bombdr DHC8402

Difficulty date
May 11, 2019
Submitted
May 13, 2019
Operation
Air carrier
Aircraft
N441QX
Make and model
Bombdr DHC8402
Aircraft serial
4348
Aircraft time
18,216 hours, 19,491 cycles
Propeller
Dowty R4086123F17
Part
Unknown
Condition
Malfunctioned
Location
Autofeather Sys
Stage of operation
TX
How discovered
O
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

ON START UP THE NR 2 ENG TAKES AN ABNORMALLY LONG TIME TO COME OUT OF FEATHER. AFTER NR 1 AC GEN LIGHT GOES OUT IT TAKES APPROX 5-6 SEC FOR NR 2 AC GEN LIGHT TO EXTINGUISH. REMOVED FROM SERVICE. PERFORMED A FUNCTIONAL TEST OF THE PROPELLER TIME TO UNFEATHER. PER AMM TASK 61-20-00-720-802. OPP CHECKED GOOD. TIME TO UNFEATHER IS 15 SEC. PREFORMED TEST MULTIPLE TIMES. NO DEFECTS NOTED. RETURNED TO SERVICE.