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Adjust Throttle Control
Proper throttle operation is dependent upon the proper
adjustment of the throttle control. Before adjusting the
carburetor, assure throttle control is operating properly.
1. Pivot seat up. On the SP 2020/3020, remove the en-
gine shield.
2. Loosen cable clamp screw securing the cable to the
engine.
3. Move remote throttle control lever forward to the
FAST position.
4. Pull firmly on the throttle cable until the back of
Figure 4
throttle swivel contacts the throttle stop.
1. Cable clamp screw 4. Throttle stop
1
5
3
4
2
6
2. Throttle cable 5. Cable clamp screw
5. Tighten cable clamp screw. Check engine idle set-
3. Throttle swivel 6. Choke cable
ting.
A. High Idle: 3150 50
B. Low Idle: 1750 50
Adjust Choke Control
1. Pivot seat up. On the SP 2020/3020, remove the en-
gine shield.
2. Remove air cleaner cover, cover plate, and air
cleaner filter element from the air cleaner base (See
Service Engine Air Cleaner).
3. Loosen cable clamp screw securing the choke
cable to engine
(Fig. 4).
4. Pull choke control knob out completely from dash
panel (SP 2020/3020). Shift choke lever to the choke
position (SP 5020).
1
2
3
4
NOTE: Newer engine models will have a different car-
Figure 5
buretor shield that has five hex head flange screws se-
1. Carburetor shield 4. Carburetor shield (newe
r
models)
curing the shield and air cleaner base to the carburetor.
2. Air cleaner base
3. Choke butterfly
5. Pull firmly on the choke cable until the choke butter-
fly is completely closed. Make sure choke control knob
is still pulled out completely or the choke lever is shifted
to choke, then tighten cable clamp screw
(Fig. 4).
6. Reinstall air cleaner filter element, cover plate, and
air cleaner cover to the air cleaner base
(See Service
Engine Air Cleaner).
Engine
Sand Pro 2020/3020/5020 Page 3 – 7 Engine