Service difficulty report · Pump · Bombdr DHC8402

Difficulty date
June 16, 2014
Submitted
June 23, 2014
Operation
Air carrier
Aircraft
N431QX
Make and model
Bombdr DHC8402
Aircraft serial
4164
Aircraft time
16,975 hours, 18,171 cycles
Engine
Pwc PW150A
Propeller
Dowty R4086123F17
Part
Pump
Part number
4122029000
Part serial
128
Condition
Failed
Location
Feathering
Part time
4,183 hours, 4,395 cycles
Stage of operation
IN
How discovered
C
Nature of condition
L
Precautionary procedure
K

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

What was found

NR 2 ENGINE FAILED OPS CHECK OF PROPELLER ALTERNATE FEATHER IAW T/C 612000202. THE MAINTENANCE UNFEATHER FUNCTION FAILED IAW STEPS 2D, 2E, 2F, ALL OTHER FUNCTIONS NORMAL. REPLACED ALTERNATE FEATHER PUMP. OPS CHECKS GOOD. RETURNED TO SERVICE.