What was found
(CAN) THE VENT FLAP STOPPER (P/N C01552224-005) IS INSTALLED WITH THE WRONG HARDWARES. THE VENT FLAP STOPPER TRIGGER ROD IS INSTALLED WITH A 3/16 BOLT DIA (WITH 3/16 DIA HARDWARES) INSTEAD OF A BOLT DIA (WITH DIA HARDWARES). SOME BACKLASH, BETWEEN THE VENT FLAP STOPPER (P/N C01552224-005) AND THE ROD (P/N C01549107-107) CAN OCCUR OVER TIME IF THE BOLT CLAMP-UP FRICTION IS NOT ENOUGH TO HOLD THE VENT FLAP STOPPER AND THE ROD TOGETHER. AFFECTED AC: BD 500 1A10: 50022, 50024, 50028, 50030 BD 500 1A11: 55020, 55022, 55026, 55028, 55029, 55033, 55036, 55037, 55045, 55049 THIS ISSUE WILL BE COVERED UNDER AIRBUS CANADA CONTINUING AIRWORTHINESS PROJECT CAW-BD5-52-0179. ++X++ (TC# 20190716005)