Service difficulty report · Blades · Doug DC1030

Difficulty date
August 3, 2006
Submitted
October 24, 2006
Operation
Air carrier
Aircraft
N270AX
Make and model
Doug DC1030
Aircraft serial
48318
Aircraft time
37,245 hours, 7,907 cycles
Engine
Ge CF650C2
Engine time
87,538 hours, 20,151 cycles
Part
Blades
Condition
Broken
Location
Nr 3 Engine
Part time
87,538 hours, 20,151 cycles
Stage of operation
TO
How discovered
O
Nature of condition
M, J
Precautionary procedure
C

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

What was found

DURING TAKEOFF ROLL NR 3 ENGINE EGT INDICATOR SHOWS RAPID EGT RISE AT TEMP 945 DEGREES AMBER LIGHT CAME ON AND TEMP EXCEEDED 950 DEGREES AND KEPT RISING. F/E REDUCED THRUST NR 3 ENGINE TO PREVENT OVERTEMP AND WHEN DIFFERENCE BETWEEN N1, NR3 ENGINE AND OTHERS REACHED 8-10 PERCENT. CAPTIAN ABORTED TAKEOFF SPEED WAS 85-90 KNOTS BRAKE TEMP MAX 200 DEGREES. PERFORMED BOROSCOPE PRECAUTIONARY AND FOUND HPT SECTION BLADE BROKEN ENGINE TO BE CHANGED.

More about the Doug DC-10-30