Service difficulty report · Shaft · Emb EMB120ER

Difficulty date
November 12, 2003
Submitted
November 20, 2003
Operation
Air carrier
Aircraft
N290SW
Make and model
Emb EMB120ER
Aircraft serial
120317
Aircraft time
17,236 hours, 25,227 cycles
Engine
Pwa PW118A
Part
Shaft
Condition
Failed
Location
Engine
Part time
8,279 hours, 12,184 cycles
Stage of operation
TX
How discovered
O
Nature of condition
Y, J
Precautionary procedure
O

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

What was found

ENGINE SHUTDOWN BY ITSELF ON TAXI. INSTALLED SERVICEABLE ENGINE ASSY IAW 71-00-00 AND 61-00-00. OPS CHECKS GOOD. STANDARD AERO CONFIRMED TOWER SHAFT FAILURE DUE TO TORSIONAL FATIGUE. THIS IS A PRODUCT OF STRESS AND TIME.

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