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140 TRACTOR
5. Attach the flat idler swivel bracket
assembly to the rear mounting bracket,
usingtwo
1/2 x 1-1/2" hex. head cap screws,
flat
washers, lock washers, and nuts. Do not tighten
the cap screws at this time. See II lust. 12A.
should be positioned in a direct line with the
rear drive sheave and in line with the right
hand side of the platform spindle sheave.
Adjust the V -idler pulley "B" downward until
the belt is snug. This must be accomplished
with the platform
in down position.
Start the
tractor and idle slowly with the power take-
off engaged. If the belt rides to one side of
the flat idler,
stop the tractor,
loosen the
flat idler swivel bracket mounting screws
and readjust the bracket.
Retighten the bolts
and start the tractor again. Repeat this pro-
cedure until the belt is riding in the center of
the idler.
The flat idler swivel bracket need
only be adjusted at the initial mounting of the
mower. For correct belt tension the platform must be
in a down position. Adjust V -idler downward
until the belt is stretched tight.
6. Position the platform
assembly under
the tractor.
Attach the lift angles to the plat-
form with eight 1/2 x 1-1/4" hex. head capscrews,
flat washers,
lock washers, and
nuts. The leg of the angle that bolts to the
platform
must extend inward toward the
spindle.
Do not tighten the nuts at this time. See
II lust. 126.
7. Secure the lift angles to the pivot
brackets as shown in Illust. 12A with four 1/2
x 1-1/4"
cap screws, lock washers, and nuts.
When installing
a new mower, the second and
third holes from the rear of each angle
should be used.
12. To mount the belt guides, remove the
left and right rear cap screws and lock
washers from the platform spindle housing.
Install with the belt between the guide fork.
Retighten the cap screws securely.
See Illust.
128.
8. Tighten the platform bolts previously
left loose.
9. Attach the lift chain arm to the tractor
right rock shaft arm and to each lift angle,using
a 3/8 x 1 inch hex. head cap screw,
flat washers, lock washers. and nuts. See
Illust .126.
10. Install the drive belt around the idlers,
platform drive sheave, and rear drive sheave.
Note: The belt extends from the flat idler tothe
right hand side of the platform drivesheave.
See Illusts. 12A and 12B.
13. Secure the rear belt guard by position-
ing it around the drive sheave and idlers.
Thelong
arm on the guard extends out to the lefthand
side and is fastened to the back of the
tractor belt pulley gear box with a 3/8 x 3/4"hex.
head cap screw and flat washer. The
lower mounting clip is bolted to the rear
mounting bracket, using a 3/8 x 1 "hex. head
cap screw, flat washer, lock washer, andnut.
11. The flat idler swivel bracket must be
set so that the belt will travel in the center
of the idler.
This is extremely important to
ensure belt life.
The flat idler II A" (1IIust. 12A)
Check "Lubrication"
instructions
beforeoperating.
13
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