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ERVICE
ADJUSTMENTS
TO REPLACE MOTION
DRIVE BELT
(See Figs. 28 & 29)
Park the tractor on level surface_ Engage parking brake.
For ease of service, remove rear drawbar frorn chassis and
belt keeper from transmission input pulley. For assistance,
there is a belt installation guide decal on bottom side of left
footresL
•
Remove mower (See "TO REMOVE MOWER" in this
section of this manual..)
o
Remove upper belt keeper°
•
Remove belt from stationary idler and clutching idler_
°
Pull belt slack toward rear of tractor. Carefully remove
belt upwards from transmission input pulley and over
cooling fan blades.,
°
Pull belt toward front of tractor and remove downward
from around engine pulley°
°
Install new belt by reversing above procedure.
IMPORTANT;
MAKE SURE UPPER BELT KEEPER IS
POSITIONED PROPERLY BETWEEN LOCATOR TABS.
DR
BELT KEEPER
MOTION
DRIVE BELT
INPUT PULLEY
FIG. 28
CLUTC.,NG--
il
II
_....-%_)J
ll"" UPPER BELT
-!
!1 KEEPER
FIG. 29
TO ADJUST MOTION CONTROL
LEVER
(See Fig. 30)
"NEUTRAL" position of the motion control lever has been
preset at the factory and adjustment should not be neco
essary,
If your unit tends to "creep" when the motion control lever
is in "NEUTRAL" position, adjust the neutral lever position
as follows:
FORWARD ADJUSTMENT-
=
Drive unit forward on a level surface.
•
Move motion control lever to the left and back until
it stops against forward adjustment plate and release
lever°
•
If unit "creeps" forward or backward, turn engine off
and set parking brake.
•
From underside of fender, loosen the two (2) bolts
securing forward adjustment p_ate and move plate
1/16" opposite the direction the unit "creeps":
Forward "creep", move plate backwards 1/16 inch.
Reverse "creep", move plate forward 1/16 inch.
°
Retighten bolts securely.
o
Repeat forward drive test and, if necessary, readjust
until "creep" is eliminated.
REVERSE ADJUSTMENT-
=
Drive unit in reverse on a level surface°
°
Move motion control lever to the right and forward
until it stops against reverse adjustment plate and
release lever'_
=
tf unit "creeps" forward or backward, turn engine off
and set parking brake.
•
Loosen and move reverse adjustment plate in the
same manner as forward adjustment plate described
above:
Forward "creep", move plate backwards 1/16 inch.
Reverse "creep", move plate forward 1/16 inch.
o
Retighten bolts securely_
°
Repeat reverse drive test and, if necessary, readjust
until "creep" is eliminated.
If "creep" cannot be eliminated by the above adjustments,
contact your' nearest authorized service center..
FORWARD ADJUSTMENT PLATE
BOLTS
REVERSE ADJUSTMENT PLATE
MOTION
CONTROL
LEVER
FIG. 30
22
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