Install and fix the mechanism in the turnstile box, adjust 4 screw for the height of mechanism,make sure the interstice between turntable and box is 1~1.5mm,rotate the turntable 360 degree ,if the distance between box is still 1~1.5mm,then lock the screw. 

When the mechanism power off,adjust limit eccentricity rubber,to make the 2 locking plate leave locking position device 1~1.5mm.cut the system power,arm should fall down,when power on,press down the arm ,then uplift,arm should rise up and lock. 

Adjust damper, adjusting knob black point on the end of damper match the number on the damper,the number bigger means the damper strength bigger.if the damper strength is too low,the arm will swing heavily, if the damper strength is too high,the arm will come back slower.as usual,it has been adjusted well in factory