What was found
PDIS 923 22-10 3694 24MAY22 BSL OPEN U WITH RIGHT AUTOPILOT ENGAGED THERE IS A CONSISTENT VIBRATION IN BOTH YOKES. THE LEFT AND CENTER AUTOPILOT DOES NOT HAVE THE VIBRATIONS. MEL 24MAY22 20:08 BSL U RELEASED FOR SERVICE PER MEL : 22-10-01-A CATEGORY : C EXPIRATION : 03JUN22 "MEL 22-10-01-A ; RH AUTOPILOT - INOP." C/7318045 PART 25MAY22 08:11 CDG U IDENTIFIED PARTS (W/KIT) SERVO ASSY A/P LA MPN: 163000-104 CPN: 2211254 QTY: 1 FACT 25MAY22 16:19 CDG REMOVED AND REPLACED RIGHT AUTOPILOT LATERAL CONTROL SERVO PER AMM : 22-13-03-4. PERFORMED ALL TEST PER SAME AMM ALL TEST OK. PERFORMED MDCP GROUND TEST 30 & A/L TEST 40 PER MM 22-00-02-2, NO CURRENT FAULT. OFF MPN: 163000-105 POS: RH SRL: 1724 TAG NBR: 80G012 ON MPN: 163000-105 CPN: 2211254 SRL: 1699 TAG NBR: G88849