SDR QXEA2011011300028

Service difficulty report · Propeller · Bombdr DHC8402

Difficulty date: January 9, 2011
Submitted: January 14, 2011
Operation: Air carrier
Aircraft: N422QX
Make and model: Bombdr DHC8402
Aircraft serial: 4150
Aircraft time: 9,436 hours, 10,082 cycles
System (JASC): 6120 · Propeller Controlling System
Part: Propeller
Condition: Malfunctioned
Location: Feathering
Stage of operation: TX
How discovered: O
Nature of condition: O
Precautionary procedure: K

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

What was found

NR1 ENGINE SLOW TO COME OUT OF FEATHER APPROX 30 SEC. ALSO, SLOW TO GO INTO FEATHER APPROX 30 SEC. POST FLIGHT INSP, NR1 PROP NOT FULLY FEATHERED AFTER SHUTDOWN. PERFORMED A FUNCTIONAL TEST OF THE PROPELLER TIME TO UNFEATHER IAW AMM TASK 61-20-00-720-801, PROP NR 1 FEATHER AND UNFEATHER WITHIN 20 SECONDS. NO FAULT MESSAGES RECORDED IN CDS AND NO UNUSUAL OPERATION NOTED. NR 1 PROP FEATHER AFTER SHUTDOWN. RETURNED TO SERVICE.