YardMachine700SeriesRidersRepairManual

Engine Related Parts

CHAPTER 2: ENGINE RELATED PARTS

This manual will cover the engine accessories that are manufactured by MTD Products.

IMPORTANT: Refer to the engine manufacturer’s manual for engine specific service information.

Muffler

The engine style on the rider will determine the steps needed to replace the muffler. Refer to the parts manual that came with the rider for an illustration of the parts on the rider you are servicing. Remove the muffler by following these steps:

NOTE: The muffler and the exhaust pipes are welded together. They are replaced as one assembly.

1. Remove the hood and bumper by following the steps described in Chapter 4: Body/Chassis.

2. Remove the two screws on each side of the frame that secure the muffler guard to the hood support bracket. See Figure 2.1.

3. Remove the muffler guard.

NOTE: These steps may vary slightly depending upon the type of engine on the rider.

Disconnect the muffler from the engine. For single cylinder engines:

1. Remove the two screws that secure the exhaust pipe to the cylinder head. See Figure 2.2.

2. Remove the screw that fastens the muffler support bracket to the cylinder head. See Figure 2.2.