SDR USAA2012011300015

Service difficulty report · Bolt · Boeing 7374B7

Difficulty date: January 10, 2012
Submitted: January 13, 2012
Operation: Air carrier
Aircraft: N441US
Make and model: Boeing 7374B7
Aircraft serial: 24812
Aircraft time: 56,936 hours, 39,366 cycles
System (JASC): 2750 · Trailing Edge Flap Control System
Part: Bolt
Condition: Broken
Location: Flap Track
Stage of operation: NR
How discovered: O
Nature of condition: F
Precautionary procedure: O

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

What was found

CREW REPORTED THAT THE AIRCRAFT REQUIRES 2.5 UNITS OF RUDDER TRIM TO THE LEFT. (FLAPS 40 DEGREES, FUEL BALANCED AILERON TRIM 0 BALL IN CENTER) NOTE: AT CRUISE, RUDDER TRIM 0. MAINTENANCE REPLACED BROKEN AND MISSING BOLT AT NR 3 AFT OUTBOARD FLAP TRACK PER AMM 27-51-39. OPS CHECK GOOD.

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