SDR UIEA2019121086023

Service difficulty report · Trim System · Boeing 74747UF

Difficulty date: December 8, 2019
Submitted: December 10, 2019
Operation: Air carrier
Aircraft: N499MC
Make and model: Boeing 74747UF
Aircraft serial: 29260
Aircraft time: 80,893 hours, 13,784 cycles
System (JASC): 2741 · Stabilizer Position Indicating
Part: Trim System
Condition: Malfunctioned
Location: Stab
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

REJECTED TAKEOFF BELOW 80 KNOTS. RTO DUE TO STAB TRIM CONFIG. RAN TRIM +/-, RESET TRIM, TRIM WITHIN GREEN BAND. (NOTE: FLIGHT CREW ABORTED IN ONT AND DID NOT INFORM MX, DEPARTED TO MEM.)(<P>UPON ARRIVAL TO MEM, PERFORMED HIGH ENERGY STOP INSPECTION IAW B747-400 AMM TASK 05-51-10-202-001, NO DEFECTS NOTED. PERFORMED STAB TRIM CONTROL SYSTEM CHECK IAW B747-400 AMM TASK 27-41-00-715-007, NO DEFECTS NOTED. <BR /></P>)

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