Poulan 181223 - Manual (Page 20)

20
• Remove belt downward from around engine pulley.
• Pull belt slack toward rear of tractor. Remove belt
upwards from transaxle pulley by deflecting belt keep-
ers.
• Remove belt from center span keeper and pull belt away
from tractor.
BELT INSTALLATION -
•
Carefully work new belt down between transaxle belt
keepers and onto the input pulley.
• Slide belt into the center span keeper.
• Pull belt toward front of tractor and roll around the top
groove of engine pulley.
• Install belt through stationary idler and clutching idler.
• Make sure belt is in all pulley grooves and inside all belt
guides and keepers.
• Install mower (See “TO INSTALL MOWER” in this
section of manual).
SERVICE AND ADJUSTMENTS
TO ADJUST BRAKE (See Fig. 21)
Your tractor is equipped with an adjustable brake system
which is mounted on the right side of the transaxle.
If tractor requires more than six (6) feet stopping distance at
high speed in highest gear on a level dry concrete or paved
surface, then brake must be adjusted.
•
Depress clutch/brake pedal and engage parking brake.
• Measure distance between brake operating arm and nut
“A” on brake rod.
• If distance is other than 1-1/2", loosen jam nut and turn
nut “A” until distance becomes 1-1/2". 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 six (6) feet in highest gear, further
maintenance is necessary. Contact your nearest au-
thorized service center/department.
1-1/2"
NUT "A"
OPERATING
ARM
JAM NUT
FIG. 21
WITH PARKING BRAKE "ENGAGED"
FIG. 22
TRANSAXLE
PULLEY
STATIONARY
IDLER
CLUTCHING
IDLER
ENGINE
PULLEY
TO REPLACE MOTION DRIVE BELT
(See Fig. 22)
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 -
•
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.
•
Remove belt from stationary idler and clutching idler.
TO REMOVE WHEEL FOR REPAIRS
(See Fig. 23)
• Block up axle securely.
• Remove axle cover, retaining ring and washers to allow
wheel removal (rear wheel contains a square key - Do not
lose).
• Repair tire and reassemble.
• On rear wheels only: align grooves in rear wheel hub and
axle. Insert square key.
• Replace washers and snap retaining ring securely in axle
groove.
• Replace axle cover.
TO ADJUST STEERING WHEEL ALIGNMENT
If steering wheel crossbars are not horizontal (left to right)
when wheels are positioned straight forward, remove steer-
ing wheel and reassemble per instructions in the Assembly
section of this manual.
FRONT WHEEL 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 your nearest authorized service
center/department.
NOTE: To seal tire punctures and prevent flat tires due to
slow leaks, tire sealant may be purchased from your local
parts dealer. Tire sealant also prevents tire dry rot and
corrosion.
FIG. 20
38 38 42 42
MANDREL
PULLEY
RETAINER
SPRING
R.H. SUSPENSION ARM
MANDREL
PULLEY
IDLER
PULLEYS
ENGINE
PULLEY