SDR IXXA20130921034O

Service difficulty report · Aileron Sys · Boeing 767281

Difficulty date: September 21, 2013
Submitted: September 23, 2013
Operation: Air carrier
Aircraft: N791AX
Make and model: Boeing 767281
Aircraft serial: 23141
Aircraft time: 51,814 hours, 39,797 cycles
System (JASC): 2710 · Aileron Control System
Part: Aileron Sys
Condition: Malfunctioned
Stage of operation: AP
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

AFTER THREE HOURS IN CRUISE FLIGHT AND DISENGAGING AUTOPILOT, AILERONS VERY STIFF. AFTER ACTUATING ON GROUND SEVERAL CYCLES, RETURNED TO NORMAL OPERATION. ACCOMPLISHED FIM PROCEDURE 27-11, FAULT TREE 808, PAGE 119, BLOCKS 1, 21 AND 41. LUBED LEFT LATERAL CENTRAL CONTROL ACTUATORS TORQUE TUBE. SYS OPS CHECKS NORMAL.