[. . . ] Operator’s Guide 22-inch Mulching Kit Model year 2003 or above Chute Deflector OEM-190-133 (22”) WARNING: Disconnect the spark plug wire and move it away from the spark plug to prevent the unit from accidentally starting. [. . . ] For the most effective mulching and to provide the best cut, operate the mower at full throttle. Be certain to clean the underside of the deck after each use to avoid a build-up of grass which could prevent proper mulching. PART NO. 742-0742A 631-04045 748-0376C 736-0524B 710-1044 DESCRIPTION 22-inch Mulching Blade Mulching Baffle Star Blade Adapter Blade Bell Support Center Bolt 4 Blade Bell Support 5 Center Bolt Figure 1: Installing the mulching blade. 3. 4. Place the blade with the side marked “bottom” (or with the part number) facing away from the adapter. Be certain the star pattern on the blade adapter is properly matched with the star pattern on the blade. Align the blade bell support over the blade with the tabs in the holes of the blade and insert the center bolt. Tighten the center bolt securely to between 450 and 600 inch pounds. Installing the Mulching Baffle 1. [. . . ] 1 2 3 4 5 Specifications subject to change without notice or obligation. MTD LLC P. O. [. . . ]