Adjusting The Self-Propel Drive; Cleaning Under The Machine - Toro 20372 Operator's Manual

Figure 29
Important: Position the curved ends of the blade
to point toward the machine housing.
6. Use a torque wrench to tighten the blade bolt to
60 ft-lb (82 N-m).
Important: A bolt torqued to 60 ft-lb (82 N-m) is
very tight. While holding the blade with a block
of wood, put your weight behind the ratchet or
wrench and tighten the bolt securely. This bolt is
very difficult to overtighten.

Adjusting the Self-Propel Drive

Whenever you install a new self-propel cable or if the
self-propel drive is out of adjustment, adjust the self-propel
drive.
1. Turn the adjustment knob counterclockwise to loosen
the cable adjustment (Figure 30).
g027709
1. Handle (left side)
2. Adjustment knob
2. Adjust the tension on the cable
back or pushing it forward and holding that position.
Note: Push the cable toward the engine to increase
the traction; pull the cable away from the engine to
decrease the traction.
3. Turn the adjustment knob clockwise to tighten the
cable adjustment.
Note: Tighten the knob firmly by hand.

Cleaning under the Machine

Service Interval: Before each use or daily
WARNING
The machine may dislodge material from under the
machine.
• Wear eye protection.
• Stay in the operating position (behind the
handle) when the engine is running.
• Do not allow bystanders in the area.
For best results, clean the machine soon after you have
completed mowing.
1. Lower the machine to its lowest cutting-height setting.
Refer to Adjusting the Cutting Height (page
2. Move the machine onto a flat paved surface.
3. Wash out the area under the rear deflector where the
clippings go from the housing to the grass bag.
Note: Wash out the area with the bag-on-demand in
both the fully forward and fully rearward positions.
4. Attach a garden hose that is connected to a water
supply to the washout port on the machine
19
Figure 30
3. Self-propel-drive cable
(Figure 30) by pulling it
(Figure
9).
31).