Yard Machines 378 Lawn Mower User Manual


 
15
THROTTLE CONTROL ADJUSTMENT
Figure 7
If the throttle control requires adjustment or if it has been replaced, adjust the throttle control as follows.
Remove the screw shown in Figure 7. Remove the cable clamp from the cable.
Push the throttle control lever on the handle all the way forward as far as it will go, then back it off one
“click”. Make certain the throttle control lever remains in this position.
Push the control lever on the engine as far toward the rear of the engine as it will go. Secure the cable
in this position with the cable clamp and screw.
DRIVE CLUTCH CONTROL ADJUSTMENT
The drive clutch control adjustment wheel is located in the drive clutch control handle housing and is used to
tighten or loosen the drive belt. You will have to adjust the drive clutch control if any of the following happens:
The mower does not propel itself with the drive clutch engaged.
The mower’s drive wheels hesitate with the drive clutch engaged.
To resolve the above problems, rotate the adjustment wheel with your fingers. Clockwise to tighten the cable
and counter-clockwise to loosen the cable. See Figure 8.
Figure 8
Note: For some people the drive clutch handle may not be in a comfortable position. You can adjust the
handle out by tightening the adjustment wheel.
Screw
Cable
Clamp
Control
Lever
On Engine
Adjustment Wheel
Bottom View
Models 380 - 389Models 370 - 379