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• Slidethe beltoff of the variable-speed p ulley
as you lift the pulleyup andout through the
battery trayopening.
NOTE:
Jacking the rear of the tractor up off the
ground and securing it with jackstands at this point in
the procedure will ease the following steps, but is not
necessary.
• Remove the rear idler pulley from the double-
idler bracket
while unrouting the belt from
around both the rear and the front idler pulley.
Refer to Figure 16.
• Carefully
unplug
the tractor's
wire
harness
from the connector on the electric PTO clutch.
See Figure 17.
Hex Bolt
Electric
PTO
NOTE:
View shown from beneath tractor.
Figure 17
• Remove the hex bolt from the center of the
electric
PTO
clutch
and gently
lower
the
electric
PTO
clutch
off
of
the
engine
crankshaft.
Be careful
not to lose the flat
washer
found
on top of the electric
PTO
clutch. See Figure 17.
• The engine pulley is located directly above the
electric PTO clutch. Lower the engine pulley
far enough to be able to remove the upper
drive be_t from around it. Be carefu_ not to lose
the 1/4-inch square key which acts as a guide
for the pulley on the engine crankshaft.
IMPORTANT:
When
remounting
the
electric
PTO clutch, torque the center hex bolt to between 38
foot-pounds and 50 foot-pounds.
• Remove the drive belt by feeding it from both
ends
toward
the front
idler
pulley
on the
double-idler bracket. See Figure 16.
• Reassemble
by following the above steps in
reverse order.
IMPORTANT:
When
remounting
the
electric
PTO clutch, make certain that the stud found to the
right of the engine crankshaft
slides up through the
hole found in the top of the electric PTO clutch.
• Reroute the new belt around the pulleys and
belt keepers EXACTLY
as the old one was
routed, Refer to Figure 16.
The AutoDrive
TM
pedal is properly adjusted when the
hole
found
in
the
double-idler
bracket
has
approximately
1-3/8" of travel with ten pounds
of
pressure
applied
to
the
AutoDrive','
pedal.
See
Figure 18.
Double-idler
_
Bracket
Hole_
/
_
._._
Idler
Adl Rod
Front of Tractor
NOTE:
View shown from above tractor.
Figure 18
Adjust the AutoDrive _ pedal after replacing the drive
belts on your tractor, if necessary, as follows:
• Locate the speed
control
assembly
on the
underside of the steering support bracket. See
Figure 19o
Idler
Place Wrenches Here
Return
B racket
Hair
lips
/
\
AutoDrive
TM
Pedal
Speed Control
Return Spring
Assembly
Figure 19
• Remove both hairpJn clips from the pin which
is fastened to the speed control assembly (be
careful not to lose the small flat washers found
on the pin), See Figure 19.
• Remove the AutoDrive- pedal return spring.
• Using two 9/16" wrenches,
remove
the pin
from the speed control assembly.
See Figure
19.
21
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