14
203
1
Figure 19
1.
Exhaust port
IMPORTANT: Do not use a metal scraper or similar
object to clean exhaust port because accidental damage
to the piston or cylinder could easily occur.
6. Reinstall muffler with screw, (2) nuts and lock washers
(Fig. 18). After cleaning exhaust port, make sure
muffler gasket is still usable.
Adjusting Wheel Drive
If mower does not self-propel or self-propels when control
bar is more than 1
!
/
2
inches from the handle, adjust wheel
drive control knob on rear of gear box.
1. Close door in mower housing and remove bag.
2. ADJUSTMENT (Fig. 20)—Rotate control knob
clockwise
!
/
2
turn if mower does not self-propel. If
mower creeps forward, rotate knob
!
/
2
turn
counterclockwise to loosen belt.
228
1
Figure 20
1.
Control knob
3. CHECK ADJUSTMENT—Slowly pull mower
backward while control bar is gradually moved toward
handle. Adjustment is correct when rear wheels stop
turning and control bar is about 1–inch from handle
(Fig. 21).
1
Figure 21
1.
One inch
Inspecting/Removing/
Sharpening Blade
Always mow with a sharp blade. A sharp blade cuts
cleanly and without tearing or shredding the grass blades
like a dull blade.
1. Stop engine and wait for all moving parts to stop. Pull
wire off spark plug (Fig. 5).
2. Drain gasoline from fuel tank; refer to Draining
Gasoline, page 12.
3. Tip mower on its right side (Fig. 22).
796
1
2
3
4
Figure 22
1.
Blade
2.
Blade nuts
3.
Anti-scalp cup
4.
Accelerator
