What was found
FLIGHT 2106. BOTH CONTROL COLUMNS MOVED STIFFLY WITH AP ENGAGED AND SOMETIMES DURING MANUEL FLIGHT. PITCH MOVEMENTS HAPPENED IN NOTCHES RATHER THAN SMOOTH UP AND DOWN MOTIONS. REMOVED FROM SERVICE. INTERROGATED CMC FOR FAULT CODES, NO FAULT CODES PRESENT. PERFORMED GVI OF CONTROL COLUMN NO DEFECTS NOTED. PERFORMED CLEANING OF CONTROL COLUMN POSTION SENSORS REF. MCN E270006 ISSUE NO. 01. CONTROL COLUMN MOVES SMOOTH. COMPELTED FREEDOM OF MOVEMENT CHECK, ENSURED FULL TRAVEL AND VERIFIED PROPER DIRECTION OF MOVEMENT, NO DEFECTS NOTED PER GPM 9.2.5 (FOMC). RETURNED TO SERVICE. NO PARTS REPLACED.