Muffler (SP 2020/3020)
Muffler Removal
1.Park machine on a level surface, lower attachment, stop the engine, engage parking brake, and remove the key from the ignition switch.
2.Chock front wheel to prevent machine from moving with both rear wheels jacked up. Jack up rear wheels enough to allow the muffler to be removed through the bottom of the machine. Block up rear wheels (See Jack- ing Instructions in Chapter 1 – Safety).
CAUTION
The muffler and exhaust pipe may be hot. To avoid possible burns, allow the engine and ex- haust system to cool before working on the muf- fler.
3.Remove knob from the lift lever. Remove both lock nuts and cap screws securing the lift valve shroud, lift le- ver guide, and lift lever latch (Fig. 26).
4.Remove bottom front cap screw securing the lift valve shroud to the frame. Pull shroud from the frame (Fig. 26).
5.Remove cotter pins from both adjusting rods. Sepa- rate adjusting rods from both brake arms (Fig. 27).
6.Remove cotter pin from the brake rod. Separate brake rod from the traverse rod lever (Fig. 28).
7.Loosen both hex flange head screws and lock nuts on each side flange bearing. Lower traverse rod from the frame (Fig. 28).
8.Remove three cap screws and star washers secur- ing the muffler shield,
9.Remove hex nut, cap screw, flat washer securing the muffler tab to the muffler bracket (Fig. 30).
10.Remove both muffler clamps securing the exhaust tube to the muffler and exhaust manifold (Fig. 31).
11.Separate exhaust tube from the exhaust manifold. Separate exhaust tube from the muffler. Remove muffler through the bottom of the machine (Fig. 31).
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| Figure 26 |
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1. | Knob | 4. | Lift lever guide & latch |
2. | Lock nut & cap screw | 5. | Cap screw |
3. | Lift valve shroud |
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| Figure 27 |
1. | Cotter pin |
| 3. Brake arm |
2. | Adjusting rod |
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| Figure 28 |
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1. | Cotter pin | 4. | Lock nut |
2. | Brake rod | 5. | Flange bearing |
3. | Traverse rod lever |
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Engine | Page 3 – 16 | Sand Pro 2020/3020/5020 |
