Service difficulty report · Propeller · Emb EMB120ER

Difficulty date
December 31, 2001
Submitted
January 4, 2002
Operation
Air carrier
Aircraft
N209SW
Make and model
Emb EMB120ER
Aircraft serial
120269
Aircraft time
25,739 hours, 31,724 cycles
Propeller
Hamstd 14RF9
Part
Propeller
Condition
Faulty
Location
Lt Engine
Stage of operation
TO
How discovered
O
Nature of condition
J
Precautionary procedure
C

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

What was found

ON ROLLING TAKEOFF, TORQUE ON LEFT ENGINE SHOT UP TO 134 PERCENT TQ. TAKEOFF AURAL WARNING AUTO FEATHER SOUNDED WITH SWITCH ON. ABORTED TAKEOFF. WHEN POWER LEVERS PULLED BACK TO GROUND IDLE, RT ENGINE READ 75 PERCENT TQ AND 53 PERCENT NH. WHEN AUTO FEATHER SWITCH TURNED OFF, RT ENGINE LIMITS/SPEEDS NORMAL. COMPLIED WITH OVER TORQUE INSPECTION ON LEFT ENGINE AND REPLACED LEFT PROPELLER ASSEMBLY.

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