Craftsman 917.272680 - Manual (Page 24)

TO REPLACE fVIOWER BLADE DRIVE
BELT
The mower blade drive belt may be re­
placed without tools. Park the tractor on
level surface. Engage parking brake.
BELT REMOVAL -
1. Remove mower from tractor (See “TO
REMOVE MOWER” in this section of
manual).
2. Work belt off both mandrel pulleys and
Idler pulleys.
3. Pull belt away from mower.
BELT INSTALLATION -
1. Work belt around both mandrel pulleys
and idler pulleys
2. Make sure belt Is in all pulley grooves
and inside all belt guides.
3. Install mower (See “To Install Mower” in
this section of this manual).
Mandrel
Pulley
TO ADJUST BRAKE
Mandrel
Pulley
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. 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.
1
.
2
.
4.
Depress clutch/brake pedal all the way
down and engage parking brake.
Measure distance between brake oper­
ating arm and nut “A” on brake rod.
If distance is other than 1-9/16", loosen
jam nut and turn nut “A” until distance
becomes 1-9/16". Retighten jam nut
against nut “A”.
Engage transmission by placing
freewheel control in “transmission
engaged” position.
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”
Do not touch this nut. If further brake
adjustment is necessary contact a Sears or
other qualified service center.
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
2 ^ input pulley.