Adjusting The Engine Controls - Toro Sand Pro 2040Z Operator's Manual

•
For more resistance, tighten the flanged nut.
•
For less resistance, loosen the flanged nut.
4. Tighten the jam nut.
5. Repeat this procedure for the other control
handle.
Adjusting the Engine
Controls
Adjusting the Throttle Control
Proper throttle operation depends upon proper
adjustment of the throttle control. Before adjusting the
carburetor, ensure that the throttle control is operating
properly.
1. Park the machine on a level surface, lower the
attachment, move the control handles to the
neutral-locked position, engage the parking
brake, shut off the engine, and remove the key.
2. Loosen the clamp screw securing the
throttle-cable housing to the engine
1. Clamp screw (choke-cable
housing)
2. Choke-cable housing
3. Move the throttle control forward to the Fast
position.
(Figure
Figure 65
3. Throttle-cable housing
4. Clamp screw
(throttle-cable housing)
4. Pull up the cable housing of the throttle cable
(Figure 65) until the throttle cable has almost no
slack, and tighten the clamp screw.
5. Tighten the clamp screw and check the engine
speed:
•
High idle: 2750 to 2950 rpm
•
Low idle: 1450 to 1650 rpm
Adjusting the Choke Control
1. Park the machine on a level surface, lower the
attachment, move the control handles to the
neutral-locked position, engage the parking
brake, shut off the engine, and remove the key.
2. Loosen the clamp screw securing the
choke-cable housing to the engine
3. Push the choke control down to the O
position; refer to
4. Ensure that the choke valve on the carburetor is
fully opened.
5. Pull up the cable housing of the choke cable
(Figure 65) until the choke cable has almost no
65).
slack, and tighten the clamp screw.
6. Ensure that the choke valve moves to the fully
closed position when you pull the choke control
outward and to the fully opened position when
you push the choke control downward.
Adjusting the Engine Governor
Speed Control
WARNING
The engine must be running during
adjustment of the engine governor speed
control. Contact with moving parts or hot
surfaces may cause personal injury.
• Ensure that the control handles are in
the neutral-locked position, and engage
the parking brake before performing this
procedure.
• Keep hands, feet, clothing, and other body
parts away from any rotating parts, the
g023652 muffler, and other hot surfaces.
Adjust the low-idle speed as follows:
1. Start the engine and let it run at half throttle for
approximately 5 minutes to warm up.
2. Move the throttle control to the S
3. Push the spring end of the governor arm
downward
46
Choke Control (page
LOW
(Figure 66).
(Figure 65).
PEN
14).
setting.