Exhaust Kit

Groundsmaster® 3200, 3300 or 3310 All-Wheel Drive Traction Units

Model No. 144-0487-Serial No. and Up

Model No. 144-0488-Serial No. and Up

Model No. 144-0489-Serial No. and Up

Note: Determine the left and right sides of the machine from the normal operating position.

This kit is for models 31900, 31901, 31902, 31903, 31907, and 31909.

Installation

Preparing the Machine

Preparing the Machine

  1. Park the machine on a level surface.

  2. Shift to the NEUTRAL position.

  3. Lower all attachments (if equipped).

  4. Engage the parking brake.

  5. Shut off the engine and remove the key.

  6. Disconnect the battery; refer to your machine Operator’s Manual.

  7. Allow the machine components to cool before installing this kit.

Installing the New Exhaust Pipe for 37hp Engines with a DPF Filter

Parts needed for this procedure:

Exhaust pipe1
Clamp1
Support assembly1

  1. Raise the hood (Figure 1).

    g330959

    Figure 1

  2. Loosen the clamp at the muffler (Figure 2).

  3. Remove the engine bolts and washers from the existing exhaust pipe support (Figure 2) and remove the exhaust pipe.

    Note: Retain the hardware and clamp.

    g330960

    Figure 2

    1. DPF outlet
    2. Clamp
    3. Exhaust pipe
    4. Engine bolt
    5. Washer

  4. Install the new support assembly to the side of the engine with the previously removed washers and engine bolts (Figure 3).

    Note: Do not fully tighten the bolts.

  5. Slide the existing clamp over the new exhaust pipe and install the new exhaust pipe onto the DPF outlet (Figure 3).

    Note: Do not fully tighten the bolts.

  6. Install the new clamp around the new exhaust pipe and to the support assembly with the clamp hardware (Figure 3).

    g330958

    Figure 3

    1. DPF outlet
    2. Clamp
    3. Exhaust pipe
    4. Engine bolt
    5. Washer
    6. Support assembly

  7. Align the clamp flush with the end of the exhaust pipe and rotate it as shown in Figure 4.

    Note: Ensure the clamping surface is parallel to the slots in the pipe (Figure 4).

    g331486

    Figure 4

    1. Clamp in the correct position
    2. Slot

  8. Torque the engine bolts to 54 N∙m (40 ft-lb) and then tighten all of the clamps (Figure 3).

Installing the New Exhaust Pipe for 24hp Engines

Parts needed for this procedure:

Exhaust pipe1
Clamp1
Support assembly1

  1. Raise the hood (Figure 5).

    g344481

    Figure 5

  2. Loosen the clamp at the muffler (Figure 6).

  3. Remove the engine bolts and washers from the existing exhaust pipe support (Figure 6) and remove the exhaust pipe.

    Note: Retain the hardware and clamp.

    g344482

    Figure 6

    1. Muffler outlet
    2. Clamp
    3. Exhaust pipe
    4. Engine bolt
    5. Washer

  4. Install the new support assembly to the side of the engine with the previously removed washers and engine bolts (Figure 7).

    Note: Do not fully tighten the bolts.

  5. Slide the existing clamp over the new exhaust pipe and install the new exhaust pipe onto the muffler outlet (Figure 7).

    Note: Do not fully tighten the bolts.

  6. Install the new clamp around the new exhaust pipe and to the support assembly with the clamp hardware (Figure 7).

    g344476

    Figure 7

    1. Muffler outlet
    2. Clamp
    3. Exhaust pipe
    4. Support assembly
    5. Washer
    6. Engine bolt

  7. Align the clamp flush with the end of the exhaust pipe and rotate it as shown in Figure 8.

    Note: Ensure the clamping surface is parallel to the slots in the pipe (Figure 8).

    g344480

    Figure 8

    1. Clamp in the correct position
    2. Slot

  8. Torque the engine bolts to 54 N∙m (40 ft-lb) and then tighten all of the clamps (Figure 7).

Installing the New Exhaust Pipe for 37hp Engines without a DPF Filter

Parts needed for this procedure:

Exhaust pipe1
Clamp1
Support assembly1

  1. Raise the hood (Figure 9).

    g344481

    Figure 9

  2. Loosen the clamp at the muffler (Figure 10).

  3. Remove the engine bolts and washers from the existing exhaust pipe support (Figure 10) and remove the exhaust pipe.

    Note: Retain the hardware and clamp.

    g344525

    Figure 10

    1. Muffler outlet
    2. Clamp
    3. Exhaust pipe
    4. Engine bolt
    5. Washer

  4. Install the new support assembly to the side of the engine with the previously removed washers and engine bolts (Figure 11).

    Note: Do not fully tighten the bolts.

  5. Slide the existing clamp over the new exhaust pipe and install the new exhaust pipe onto the muffler outlet (Figure 11).

    Note: Do not fully tighten the bolts.

  6. Install the new clamp around the new exhaust pipe and to the support assembly with the clamp hardware (Figure 11).

    g344524

    Figure 11

    1. Muffler outlet
    2. Clamp
    3. Exhaust pipe
    4. Support assembly
    5. Washer
    6. Engine bolt

  7. Align the clamp flush with the end of the exhaust pipe and rotate it as shown in Figure 12.

    Note: Ensure the clamping surface is parallel to the slots in the pipe (Figure 12).

    g344523

    Figure 12

    1. Clamp in the correct position
    2. Slot

  8. Torque the engine bolts to 54 N∙m (40 ft-lb) and then tighten all of the clamps (Figure 11).