2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 230Get this manual

2006 Arctic Cat ATVs 400/400TBX/400TRV/500/500TBX/500TRV/650H1/650 V-Twin Service Manual, Page 230

24Using flat-blade screwdriver, rotate the adjuster screw inside the tensioner counterclockwise until all tension is released;
the rocker arms and adjuster screws must not have pressure on them 28Install the four top side cap screws with rubber washers;
then install the remaining cap screwsTighten only until snug 25Loosen the four adjuster screw jam nuts; then loosen the four