Service difficulty report · Tscu · Dhav DHC8202

Difficulty date
June 17, 2004
Submitted
June 25, 2004
Operation
Air carrier
Aircraft
N358PH
Make and model
Dhav DHC8202
Aircraft serial
506
Aircraft time
14,739 hours, 21,099 cycles
Part
Tscu
Part number
312306401
Part serial
MM0108
Condition
Malfunctioned
Location
Nr 1 Engine
Part time
12,931 hours, 18,594 cycles
Stage of operation
CL
How discovered
O
Nature of condition
O
Precautionary procedure
A

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

What was found

OTH - FLIGHT 2121, NR 1 ENGINE AUTOFEATHERED AFTER TAKEOFF, OVERTORQUE AT 138 PERCENT NOTED. PEAK OVERTORQUE NOT NOTED. DURATION OF OVERTORQUE NOT NOTED. REPLACED TSCU, ENGINE HARNESS AND NR 1 PROPELLER ASSEMBLY. HARNESS S/N AA8411 HAD 13087.8 HOURS AND 18778 CYCLES. PROPELLLER S/N 97122 HAD 1563.4 HOURS AND 2350 CYCLES. C/W OVERTORQUE INSPECTION AND MTC. ALL CHECKS GOOD. AIRCRAFT RETURNED TO SERVICE.