2001 Arctic Cat ATVs factory service and repair manual, Page 163Get this manual
22Using flat-blade screwdriver, rotate the adjuster screw inside the tensioner counterclockwise until all tension is released; then install the cap screw into the end of the chain tensionerFig3-540
Fig3-542
27Place the valve cover into positionCC309D
NOTE: At this point, the rocker arms and adjuster screws must not have pressure on them
Fig3-541