SDR NOCA08211

Service difficulty report · Actuator · Boeing 767319

Difficulty date
August 25, 2011
Submitted
August 29, 2011
Operation
Air carrier
Aircraft
N762NA
Make and model
Boeing 767319
Aircraft serial
24876
Part
Actuator
Part number
550030017
Part serial
1363
Condition
Inoperative
Location
Aileron
Stage of operation
CR
How discovered
O
Nature of condition
F
Precautionary procedure
H

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

What was found

UNCOMMANDED LEFT AILERON INPUT. REQUIRED 4-5 LEFT RUDDER TRIM TO COMPENSATE. DISTINCT DUTCH ROLL TENDENCY FELT IN CPT AND AFT CABIN. AIR SPEED FLUCTUATES (+-) .05 MACH NO SPOILER FLOAT VISUALLY VERIFIED. AUTO PILOT DISCONNECT AND NO CHANGE. SWITCHED TO LEFT AUTO PILOT FROM CTR WITH NO CHANGE. ALL ENGINE PARAMETERS NORMAL AND MATCHED. FUEL LOAD BALANCED. FLIGHT CONTROLS OPERATED SMOOTH. FLIGHT PARMETERS AS FOLLOWS. FL 410 WIND 326/19 AIRSPEED .79-.82 EICAS RUDDER INDICATOR 1 POINTER WIDTH TO RIGHT OF CENTER. RUDDER TRIM BETWEEN 4-5 UNITS LEFT INBOARD AILERON LEFT UP 1/2 TRAVEL RIGHT DOWN 1/2 TRAVEL AT INITAL INPUT - REMOVED AND REPLACED RIGHT SAM MODULE CHECKS OK PER MM 27-08-00 REPLACED RIGHT AIL. LOCKOUT ACT PER MM 27-11-44 PERFORMED MEGOHM CHECK OF WIRES FROM RIGHT AILERON LOCKOUT ACTUATOR CONNECTOR TO BOTN SAM MODULE CONNECTORS PER BOEING 767 MT 27-028 R1 CHECKS OK PERFORMED OPS CHECK OF RIGHT AILERON LOCKOUT ACTUATOR PER 27-11-44 CHECKS OK.