To Adjust Attachment Clutch; To Check And Adjust Brake; To Replace Motion Drive Belt; Belt Removal And Installation - Craftsman 917.276013 Owner's Manual

Garden tractor 25.0 hp, 48" mower electric start 6 speed transaxle
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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.
Rotor
.012"
Nylon
Slot (3)
i a[ke
Locknut (3__
i_
"B'_r
Plate
TO CHECK AND ADJUST BRAKE
Your tractor is equipped with an adjustable
brake system which is mounted on the
right side of the transaxle.
If tractor requires more than five (5) feet to
stop at highest speed in highest 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.
Place gear shift lever in neutral
(N)
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
1.
Depress
clutch/brake
pedal all the way
down and engage
parking
brake.
2.
Measure
distance
between
brake oper-
ating arm and nut "A" on brake
rod.
3.
If distance
is other than
1-3/4", loosen
jam nut and turn nut "A" until distance
becomes
1-3/4".
Retighten
jam nut
against
nut "A".
.
Road test tractor
for proper
stopping
distance
as stated
above.
Readjust
if necessary.
If stopping
distance
is
still greater
than five (5) feet in highest
gear, further
maintenance
is neces-
sary.
Replace
brake
pads or contact
a
Sears or other
qualified
service
center.
With parking brake "Engaged"
Nut "A"
Operating
Nut
Arm
TO REPLACE
MOTION
DRIVE
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.
It is not necessary
to remove
mower.
BELT REMOVAL
-
1.
Engage
parking
brake
(creates
slack in
belt).
2.
Remove
mower drive belt from electric
clutch
pulley
only (See "TO REPLACE
MOWER
DRIVE
BELT" in this section
of this manual).
3.
Roll motion
drive belt off transaxle
pul-
ley.
4.
Roll belt off clutching
idler pulleys,
then
off engine
pulley and front V-idler pul-
ley.
5.
Pull belt out of all belt keepers.
BELT INSTALLATION
-
1.
Place V part of belt into grooves
on
engine
pulley
and front V-idler,
making
sure to route belt inside
of belt keep-
ers.
2.
Put belt coming
from V-idler
above
mid-
span belt keeper,
then onto clutching
idler pulleys
as shown.
3.
Make sure V part of belt engages
V-
idler.
4.
Place belt around
transaxle
pulley,
beginning
at top.
V part of belt should
engage
transaxle
pulley.
5.
Place long lower section
of belt
through
loop in midspan
belt keeper.
6.
Check
to be sure belt is on proper
side
of all belt keepers.
23

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