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SERVICE AND ADJUSTMENT
HOW TO ADJUST
THE SPEED CONTROL
LEVER
WARNING:
Before you make an inspection, adjust-
ment, or repair to the unit, disconnect the wire to the
spark plug. Remove the wire from the spark plug to
prevent the engine from starting by accident.
If a drive belt becomes worn or after the installation of a new drive
belt, the speed control lever may need an adjustment.
When the
speed control lever is moved to the NEUTRAL position, the unit
must come to a complete stop. If the unit does not come to a
complete stop, adjust as follows.
6,
7,
Assemble the adjuster nut to the hydro actuator arm and
secure with the hair pin.
Connect the wire to the spark plug. Start the engine and test
drive the unit. Make sure that the unit will come to a complete
stop when the speed control lever is put in the NEUTRAL posi-
tion.
1.
Move the speed control lever to the NEUTRAL position.
2.
Remove the hair pin from the adjuster nut (see Figure 40).
3.
Disconnect the adjuster nut from the hydro actuator arm.
4,
If the unit was slowly moving forward when the speed control
lever was in the NEUTRAL position, then turn the adjuster
nut
clockwise (forward) one or two turns. This wilt decrease the
length of the speed control
rod.
Speed Control Rod
5,
If the unit was slowly moving rearward when the speed control
lever was in the NEUTRAL position, then turn the adjuster
nut
counterclockwise
(backward)
one or two turns. This wilt in-
crease the length of the speed control
rod.
Figure 40
HOW TO CHECK AND ADJUST
THE CLUTCH
If the engine drive belt is loose, the clutch wilt slip when; (1) going
up a hill, (2) pulling a heavy load, or (3) the unit will not move forward.
Adjust the clutch as follows.
WARNING:
Before you make an inspection, adjust-
_
ment, or repair to the unit, disconnect the wire to the
spark plug. Remove the wire from the spark plug to
prevent the engine from starting by accident.
1.
Remove the hair pin and washer from the adjustable
nut on
the clutch rod (Figure 41).
2.
Turn the adjuster
nut counterclockwise
(forward) to increase
the movement of the pedal and tighten the belt.
3.
Assemble the adjustable
nut and fasten with the washer and
cotter pin.
4.
Connect the wire to the spark plug. Start the engine and test
drive the unit. Make sure that the clutch does not slip or that the
belt does not slip.
5.
If the belt still slips after the clutch has been adjusted, then the
motion drive belt is worn or damaged and must be replaced.
See "How To Replace The Motion Drive Belt".
400150
33
Figure 41
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