Craftsman 917.273522 Owner's Manual page 26

Lawn tractor 21.0 hp, 42" mower electric start automatic transmission
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3. Pull belt toward front of tractor and roll
around the top groove of engine pulley.
4. Install belt through stationary idler and
clutching idler.
5. Make sure belt is in all pulley grooves
and inside all belt guides and keepers.
6. Install mower (See "TO INSTALL
MOWER" in this section of manual).
Engine Pulley
1. Loosen the adjustment bolt.
2. Move the motion control lever 1/4 to
1/2 inch in the direction it is trying to
creep.
3. Tighten adjustment bolt securely.
4. Start engine and test.
5. If tractor still creeps, repeat above
steps until satisfied.
Motion Control
Lock
Gate
Clutching
Stationary Idler
Center Span .........
Keeper
Transmission
Input Pulley
TRANSAXLE
MOTION
CONTROL
LE-
VER NEUTRAL
ADJUSTMENT
The motion
control
lever has been preset
at the factory
and adjustment
should
not
be necessary.
1.
Loosen
adjustment
bolt in front of the
right rear wheel,
and lightly tighten.
2.
Start engine
and move motion
con-
trol lever until tractor
does
not move
forward
or backward.
3.
Hold motion
control
lever in that posi-
tion and turn engine
off.
4.
While
holding
motion control
lever in
place,
loosen
the adjustment
bolt.
5.
Move motion
control
lever to the neu-
tral (N) (lock gate) position.
6.
Tighten
adjustment
bolt securely.
NOTE:
If additional
clearance
is needed
to get to adjustment
bolt, move mower
deck height
to the lowest
position.
After above
adjustment
is made,
if the
tractor
still creeps
forward
or backward
while
motion
control
lever is in neutral
position,
follow these steps:
J
,,
Adjustment
Bolt
TRANSMISSION
REMOVAL!
REPLACEMENT
Should your transmission
require removal
for service or replacement, it should be
purged after reinstallation
and before op-
erating the tractor. See "PURGE TRANS-
MISSION" in the Operation section of this
manual.
TO ADJUST
STEERING
WHEEL
ALIGN-
MENT
If steering wheel crossbars are not
horizontal (left to right) when wheels are
positioned straight forward, remove steer-
ing wheel and reassemble with crossbars
horizontal.
Tighten securely.
FRONT WHEE L TOE-IN/CAMBER
The front wheel toe-in and camber are not
adjustable on your tractor. If damage has
occurred to affect the front wheel toe-in or
camber, contact a Sears or other qualified
service center.
TO REMOVE WHEEL FOR REPAIRS
1. Block up axle securely.
2. Remove axle cover, retaining ring and
washers to allow wheel removal (rear
wheels have a square key - Do not
lose).
3. Repair tire and reassemble.
NOTE: On rear wheels only: align
grooves in rear wheel hub and axle. Insert
square key.
4. Replace washers and snap retaining
ring securely in axle groove.
5. Replace axle cover.
NOTE: To seal tire punctures and prevent
flat tires due to slow leaks, purchase and
use tire sealant from Sears. Tire sealant
also prevents tire dry rot and corrosion.
26

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