To Replace Motion Drive Belt; Transaxle Motion Control Lever Neutral Adjustment; Transmission Removal/Replacement; To Adjust Steering Wheel Alignment - Craftsman 917.272920 Owner's Manual

Lawn tractor 20.0 hp, 42" mower electric start automatic transmission
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TO REPLACE MOTION DRIVE BELT
Park the tractor on level surface.
Engage
parking brake. For assistance, there is a
belt installation guide decal on bottom side
of left footrest.
BELT REMOVAL -
1. Remove mower (See "TO REMOVE
MOWER" in this section of manual).
NOTE: Observe entire motion drive belt
and position of all belt guides and keepers.
2. Remove belt from stationary
idler and
clutching idler.
3. Remove belt downward from around
engine pulley.
4. Pull belt slack toward rear of tractor.
Carefully remove belt upwards from
transmission
input pulley and over
cooling fan blades.
5. Remove belt from center span keeper
and pull belt away from tractor.
BELT INSTALLATION -
1. Carefully work new belt down around
transmission
cooling fan and onto the
input pulley.
2. Slide belt into the center span keeper.
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-
Clutchingldler'_
_1
Stationary
Idler
/
I
Cee_perr $_
Transmission
_;y:_
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:
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
Lever
Lock
Gate
.....
_
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.
25

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