Removal & Installation (4 & 6-Cyl. Gas Engine Belt Tensioner)
Loosen tensioning bolt (large bolt) in center of tensioner approximately 1/4-1/2 turn. See Figure. Loosen tensioner adjusting nut. See Figure. Belt tensioner will move slightly, releasing belt tension. Remove belt from alternator pulley. To install, reverse removal procedure. Adjust belt tensioner. See ADJUSTMENTS .