What was found
(CAN) WHILE CARRYING AILERON ROLL DISCONNECT, FOUND CLUNKING NOISE COMING FROM UNDERFLOOR QUADRANT. FOUND COPILOT AILERON PULLEY QUADRANT BEARING CAUSING THE NOISE. AILERON PULLEY QUADRANT LEVER AND BEARINGS REPLACED REFERENCE AMM 27-12-41. AILERON SYSTEM RIGGED AS PER AMM 27-12-00 AND FOUND SERVICEABLE. BEARING P/N: MS27641-6. AIRCRAFT CYCLES: 69200. HOURS: 69161:49. NOTE: CONSUMABLE PARTS, UNKOWN CYCLES AND HOURS. (TC# 20190625001)