Service difficulty report · Autofeather Sys · Bombdr DHC8402

Difficulty date
February 12, 2016
Submitted
February 15, 2016
Operation
Air carrier
Aircraft
N432QX
Make and model
Bombdr DHC8402
Aircraft serial
4166
Aircraft time
20,886 hours, 22,353 cycles
Engine
Pwc PW150A
Propeller
Dowty R4086123F17
Part
Autofeather Sys
Part number
FE280004
Part serial
FR0172
Condition
Malfunctioned
Location
Zone 200
Part time
21,046 hours, 22,423 cycles
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

ABORTED TAKEOFF AT 80 KNOTS FOR AUTOFEATHER FAILING TO ARM. REF FIM TASK 61-20-00-810-805. FOUND FAULTS 494 A AND B ON ENGINE 1 AND 206 A AND B ON ENGINE 1. FOUND ENGINE 1 NOT PASSING A/F CHECK, NR 2 PASSES. CYCLED POWER AND CLEARED FAULTS. A/F CHECKS GOOD IAW AMM TASK 61-20-00-710-801. AS PRECAUTIONARY MEASURE, R & R POWER QUADRANT IAW AMM 76-10-01-000/-400-801. ALL OPS CHECKS GOOD. POWER ASSURANCE CHECKS C/W BOTH ENGINES, REF MAINTENANCE 6710005. NO FAULTS IN CDS. NO FURTHER DEFECTS NOTED. RETURNED TO SERVICE.