Service difficulty report · Tscu · Dhav DHC8311

Difficulty date
June 14, 2013
Submitted
June 14, 2013
Operation
Air carrier
Aircraft
N328EN
Make and model
Dhav DHC8311
Aircraft serial
281
Aircraft time
40,108 hours, 59,627 cycles
Engine
Pwa PW123
Propeller
Hamstd 14SF15
Part
Tscu
Part number
30005000034
Condition
Failed
Location
Autofeather
Stage of operation
TO
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 TAKEOFF ROLL, AUTOFEATHER FAILED TO ARM. FOUND AUTOFEATHER DID NOT TEST STATICALLY. CYCLED POWER LEVERS, OPS CHECKED GOOD. R & R NR 2 TSCU IAW 72-01-10 AND INSPECTED POWER LEVER MICROSWITCHES. GROUND RAN ACFT. OPS CHECKED GOOD AT THIS TIME.