Snapper 421823BVE Lawn Mower User Manual


 
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Section 4 - ADJUSTMENTS & REPAIR
WARNING
DO NOT attempt any adjustments, maintenance,
service or repairs with the engine running. STOP
engine. STOP blade. Engage parking brake. Remove
key. Remove spark plug wire from spark plug and
secure away from plug. Engine and components are
HOT. Avoid serious burns, allow all parts to cool
before working on machine. Fuel Filler Cap and vent
must be closed securely to prevent fuel spillage.
4.3 REAR ENGINE RIDER DRIVE COMPONENTS
The following drive components may be adjusted
by the owner. However, it is recommended that all
adjustments to the Rear Engine Rider be made by
an authorized SNAPPER dealer.
4.3.1. CLUTCH - STARTING MOTION ADJUSTMENT
If the Rear Engine Rider clutch is too positive or
slips excessively when the clutch/brake pedal is
released, adjust as follows:
IMPORTANT: If the Rear Engine Rider will be on its rear
bumper for longer than two hours, remove the battery.
Refer to Section “BATTERY REMOVAL”.
1. Follow WARNING statement found on this page.
2. Check fuel level in tank. If over 3/4 full, remove
tank. Refer to Section “REMOVING FUEL TANK”. If
3/4 or less, proceed to next step.
3. Carefully stand Rear Engine Rider on rear
bumper.
4. Locate yoke arm between chain case and
differential.
5. Move spring to first hole (for positive clutch
action) to 4th hole (to increase clutch slippage).
See Figure 4.7.
FIGURE 4.7
4.3.2. SERVICE BRAKE/PARK BRAKE
ADJUSTMENT
Test the wheel brake on a dry concrete surface.
When properly adjusted, the Rear Engine Rider will
stop within 5 feet from fastest speed. If stopping
distance is more than 5 feet, the wheel brake should
be adjusted as follows:
1. Follow WARNING statement found on this page.
2. Check fuel level in tank. If over 3/4 full, remove
tank. Refer to Section “REMOVING FUEL TANK”. If
3/4 or less, proceed to next step.
3. Carefully stand Rear Engine Rider on rear
bumper.
4. Depress clutch/brake pedal all the way down.
Move and hold the park brake latch over in the
“ENGAGED” position and release the clutch/brake
pedal to set the park brake. See Figure 4.8.
FIGURE 4.8
(Continued on next page)
CLUTCH YOKE
ARM
LOCATE SPRING IN
DESIRED HOLE
DEPRESS
CLUTCH/BRAKE
MOVE PARKING
BRAKE LATCH
OVER TO ENGAGE