SDR QXEA2016041500262

Service difficulty report · Autofeather Sys · Bombdr DHC8402

Difficulty date: April 15, 2016
Submitted: April 18, 2016
Operation: Air carrier
Aircraft: N411QX
Make and model: Bombdr DHC8402
Aircraft serial: 4055
Aircraft time: 34,909 hours, 36,644 cycles
System (JASC): 6120 · Propeller Controlling System
Part: Autofeather Sys
Condition: Malfunctioned
Stage of operation: TO
How discovered: O
Nature of condition: J
Precautionary procedure: C

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

What was found

AUTOFEATHER FAILED TO ARM ON TAKEOFF. ABORTED TAKEOFF AND RETURNED TO THE GATE. REF FIM TASK 61-20-00-810-805, FIM MCN 661292-001. INTERROGATED CDS, FOUND NR 1 ENGINE FAULT CODE 400B, PERFORMED AUTOFEATHER TEST, TEST FAILED, INTERROGATED CDS AGAIN, FOUND NR 1 ENGINE CODE 400B AND 494AB CYCLED A/C POWER AND PERFORMED AUTOFEATHER TEST, TEST PASSED . FAULTS CLEARED. RETURNED TO SERVICE.