What was found
AILERON CONTROL WHEEL BINDING AND IS STIFF & ROUGH. BANGS AT FULL THROW. PERFORMED AILERON & AILERON TRIM CONTROL SYS OPS TEST PER MM WITH NO DISCREPANCIES NOTED, BOTH WHEELS MOVES FREELY WITH FULL RANGE OF TRAVEL (INCLUDING STOPS).
- Difficulty date
- October 25, 2011
- Submitted
- November 18, 2011
- Operation
- Air carrier
- Aircraft
- N121UA
- Make and model
- Boeing 747422
- Aircraft serial
- 29167
- Aircraft time
- 52,211 hours, 6,193 cycles
- Engine
- Pwa PW4056
- System (JASC)
- 2710 · Aileron Control System
- Part
- Control Wheel
- Condition
- Binding
- Location
- Ailerons
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.