Maintenance
26
Throttle and Choke Control
Normally the throttle and choke control does not
require adjustment. However, you should check the
control adjustment:
•
Before adjusting the carburetor
•
If the engine starts hard
Checking and Adjusting the Throttle and
Choke Control
1.
Disengage the blade control (PTO), shift into
neutral, set the parking brake, and turn the
ignition key to “OFF” to stop the engine
2.
Open the hood.
3.
Checking Throttle Setting
A.
Move the dash-mounted throttle lever to
“SLOW” and back to “FAST.” The lever
must snap into a notch.
B.
With the throttle in the “FAST” position,
index holes in the governor control lever
and the governor plate must align (Fig. 26).
If they do not align, refer to step 4 for
adjustment procedure.
Figure 26
1.
Governor plate
2.
Governor control lever
3.
Screw
4.
Throttle cable casing
5.
Index hole
1
3
4
2
5
4.
Adjusting the Throttle
A.
Make sure the dash-mounted throttle lever
is in the “FAST” notch.
B.
Loosen the throttle cable clamp screw until
you can slide the throttle cable casing
(Fig. 26).
C.
Move the throttle cable casing until the
index holes in the governor control lever
and the governor plate align (Fig. 26). Now
tighten the cable clamp screw.
D.
Check the throttle setting; refer to steps 3A
and 3B.