What was found
(CAN) PRECAUTIONAERY INSPECTION OF FLAP LEVER ASSEMBLY SLIPPER BLOCK FOR INCORRECT PRESENCE OF A SHIM UNDER, THE HEAD OF THE SLIPPER BLOCK, RETAINING BOLTS, SHIMS WERE FOUND LT SIDE STATION 0 IB BLOCK, STAION 91 IN AND OB BLOCK, STATION 296 OB AN IB BLOCK, RT SIDE STATION 0 IB BLOCK, STATION 188 IB AND OB BLOCK, SHIMS REMOVED. LT & RT FLAP LEVERS RE-INSTALLED. AIRCRAFFT RETURNED TO SERVICE. OVERHAUL FACILTY INITIATED PROCEDURE AND HAS AMMENDED THIER PROCEDURE.