Service difficulty report · T2 Blade · Boeing 727222

Difficulty date
October 6, 1995
Submitted
March 26, 2000
Operation
Air carrier
Aircraft
N7286U
Make and model
Boeing 727222
Aircraft serial
21564
Engine
Pwa JT8D15
Part
T2 Blade
Part number
8DT2SETS
Condition
Fractured
Location
Nr 1 Engine
Stage of operation
TO
Nature of condition
E, J
Precautionary procedure
O

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

What was found

NR 3 ENGINE FAILURE LIGHT ON DURING TAKEOFF ROLL. SEVERE VIBRATION AT IDLE N1 19 PERCENT, N2 50 PERCENT. REPLACED ENGINE. THE T-2 BLADE FAILURE WAS DUE TO IMPACT DAMAGE, LEADING TO HIGH CYCLE FATIGUE CRACK AND RESULTANT FAILURE. SEVERE DOWNSTREAM DAMAGE IN THE N1 TURBINE AND EXHAUST CASE.