Service difficulty report · Tscu · Dhav DHC8202

Difficulty date
August 12, 2010
Submitted
August 16, 2010
Operation
Air carrier
Aircraft
N358PH
Make and model
Dhav DHC8202
Aircraft serial
506
Aircraft time
27,193 hours, 38,605 cycles
Engine
Pwa PW123D
Part
Tscu
Part number
30005000056
Part serial
MM5006
Condition
False Indication
Location
Autofeather Sys
Part time
21,998 hours, 31,032 cycles
Stage of operation
CL
How discovered
C
Nature of condition
N
Precautionary procedure
O

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

What was found

AUTO-FEATHER LIGHT REMAINED ON INFLIGHT AFTER AUTO FEATHER BUTTON DISCONNECTED. MX CREW REPLACED K-5 RELAY, PERFORMED GROUND MX RUN, OPS CHECK SATISFACTORY. RELEASED ACFT FOR TEST FLIGHT, AUTO-FEATHER LIGHT AGAIN, REMAINED ILLUMINATED AFTER AUTO-FEATHER BUTTON DISCONNECTED. MX CREW R & R THE NR 2 ENGINE TSCU, PERFORMED MX GROUND RUN AND OPS CHECK SATISFACTORY. ACFT RELEASED FOR TEST FLIGHT, AND PERFORMED AUTO-FEATHER OPS CHECK. SYS CHECKED SATISFACTORY. ACFT RETURNED TO FLIGHT STATUS.