SDR QXEA2020120300333

Service difficulty report · Propeller · Bombdr DHC8402

Difficulty date: December 2, 2020
Submitted: December 3, 2020
Operation: Air carrier
Aircraft: N443QX
Make and model: Bombdr DHC8402
Aircraft serial: 4353
Aircraft time: 20,629 hours, 22,390 cycles
System (JASC): 6123 · Propeller Feathering/Reversing
Part: Propeller
Condition: Malfunctioned
Location: Feathering
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

DURING MTX TAXI, NR 1 PROP FAILS TO UNFEATHER, ATTEMPTED TO UNFEATHER 5 TIMES NO HELP. C/W FIM 61-20-00-810-803 PARA 1-5A (5),6. C/W FUNCTIONAL TEST OF THE NR 1 PROPELLER TIME TO UNFEATHER CHECK, NO DEFECTS NOTED (17 SEC) TWO TIMES. UNFEATHER TEST WAS, IAW AMM 61-20-00-720-802. NO PARTS REPLACED. AIRCRAFT RETURNED TO SERVICE.