To Adjust Attachment Clutch; To Check And Adjust Brake; To Replace Motion Drive Belt; Transaxle Motion Control Lever Neutral Adjustment - Craftsman 917.276020 Owner's Manual

25.0 hp, 48" mower electric start automatic transmission
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TO ADJUST
ATTACHMENT
CLUTCH
The electric
clutch
should
provide
years
of service.
The clutch
has a built-in
brake
that stops
the pulley within 5 seconds.
Eventually,
the internal
brake will wear
which
may cause
the mower
blades
to
not engage,
or, to not stop as required.
Adjustments
should
be made by a Sears
or other qualified
service
center.
1.
Make sure attachment
clutch
and igni-
tion switches
are in "OFF"
position.
2.
Adjust the three
nylon Iocknuts
until
space
between
clutch
plate and rotor
measures
.012" at all three slot loca-
tions cut in the side of brake plate.
NOTE:
After installing
a new electric
clutch,
run tractor
at full throttle
and
engage
and disengage
electric
clutch
10
cycles
to wear in clutch
plate.
BELT REMOVAL
-
2.
Create
slack
in belt by removing
retainer
spring
from drive belt tension
handle.
3.
Remove
belt from all idler pulleys,
transaxle
pulley and then from engine
pulley.
BELT INSTALLATION
-
1.
Instatl new belt around
engine
pulley
first, then around
transaxle
pulley
and
lastly into all the idler pulleys.
2.
Check
to be sure belt is positioned
cor-
rectly and is on proper
side of all belt
keepers.
3.
Engage
the drive belt tension
handle
and replace
the retainer
spring.
4.
Reinstall
mower.
Rotor-
SUot(3)
NyUon Locknut (3)
PUate
TO CHECK
AND ADJUST
BRAKE
If tractor
requires
more than five (5) feet to
stop at Mghest
speed
in Mghest
gear on a
level, dry concrete
or paved surface,
then
brake must be checked
and adjusted.
TO CHECK
BRAKE
1.
Park tractor
on a level, dry concrete
or
paved surface,
depress
clutch/brake
pedal all the way down
and engage
parking
brake.
2.
Disengage
transmission
by placing
freewheel
control
in "transmission
dis-
engaged"
position.
Pull freewheel
con-
trol out and into the slot and release
so
it is held in the disengaged
position.
The rear wheels
must lock and skid when
you try to manually
push the tractor
for-
ward. If the rear wheels
rotate, the brake
needs
to be adjusted
or the pads need to
be replaced.
TO ADJUST
BRAKE
Contact
a Sears
or other qualified
service
center.
TO REPLACE
MOTmON DRmVE BELT
Park the tractor
on level surface.
Engage
parking
brake.
For ease of service
there
is
a belt installation
guide decal on bottom
of
left footrest.
1.
Remove
mower
(See "TO REMOVE
MOWER"
in this section
of this man-
25
ual.)
Retainer
Spring
Drive Belt
Tension
Handle
Transaxle Pulley
_
Belt Keeper
Flat Idler
Belt
Belt
Keeper
Keeper
Belt
Clutching
Vqdler
Keeper
Clutching
Flat Idler
Idler
TRANSAXLE
MOTmON CONTROL
LE-
VER
NEUTRAL
ADJUSTMENT
The motion
control
lever has been preset
at the factory
and adjustment
should
not
be necessary.
1.
Park Tractor
on level surface.
Stop
tractor
by turning
ignition
key to "OFF"
position
and engage
parking
brake.
2.
Loosen
the adjustment
bolt in front of
the right rear wheel.
3.
Move motion
control
lever to the neu-
tral position.
4.
Tighten
the adjustment
bolt.
Adjustment
Bolt

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