[. . . ] Tighten each screw just enough to prevent the engine mounting bars from turning when you later install the bumper mounting screws. On tillers equipped with 6HP Tecumseh Engines: a. ) Disconnect the throttle lever from the handlebar. [. . . ] If the wire is connected to a clip on the back of the engine, remove the wire from the clip. Disconnect the terminals by spreading apart the two tabs on the larger terminal. INSTALLING THE BUMPER NOTE: The throttle cable is positioned below the wraparound, with the exception of the 6HP Tecumseh model. For NON-ELECTRIC STARTING models: a. ) Hold the wrap-around level and carefully lower it over the fuel tank and the air cleaner assembly (Fig. b. ) Align the holes in the Lshaped legs on the wraparound with the holes in the tops of the two engine mounting bars (L, Fig 10). c. ) Loosely attach the legs with two 3/8"-16 x 1" screws (M, Fig. For ELECTRIC STARTING models: a. ) Put the Wheels/Tines/PTO Lever in NEUTRAL. b. ) Hold the wraparound level and carefully lower it over the fuel tank and the air cleaner assembly (Fig. NOTE: If your tiller has an hour meter, remove it so the bumper can fit under the battery bracket. c. ) Lower the front of the wraparound almost to the floor, as shown in Fig. Now, slide the small curved portion (with L-shaped legs) between the bottom of the battery bracket and the top of the engine mount. NOTE: If the wraparound will not fit between the battery bracket and the engine mount, use a 9/16" wrench to loosen the two screws that attach the battery bracket legs to the transmission cover. d. ) Align the holes in the Lshaped legs on the wraparound with the holes in the tops of the two engine mounting bars (L, Fig 10). e. ) Loosely attach the legs with two 3/8"-16 x 1" screws (M, Fig. [. . . ] Before starting, disconnect the spark plug wire and let the muffler and engine cool down so you won’t get burned on hot engine parts. On electric starting tillers, first disconnect the electric wires on certain model engines as shown in steps 2 through 4 on pg. [. . . ]