If required, tighten bearings to rail by tightening set screws on side. This can be done while the slide is on the rail. Do not loosen the center bearing from the underside. Simply loosen one set screw & tighten the other until desired tension is achieved. Then tighten second set screw to lock bearing in place.
Remove slide from rail
Fix center bearing securely by tightening the the center bushing using a 13mm crescent wrench. Locking torque 20NM
