Poulan 271490 Lawn Mower User Manual


 
22
With Parking Brake “Engaged”
TO ADJUST BRAKE
Your tractor is equipped with an ad just able
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 high-
est gear on a level dry concrete or paved
surface, then brake must be ad just ed.
1. Depress clutch/brake pedal and en-
gage parking brake.
2. Measure distance between brake oper-
ating arm and nut “A” on brake rod.
3. If distance is other than 1-1/2", loos en
jam nut and turn nut “A” until dis tance
becomes 1-1/2". Retighten jam nut
against nut “A”.
4. Road test tractor for proper stopping
distance as stated above. Readjust if
necessary. If stopping distance is still
greater than six (6) feet in high est gear,
further maintenance is nec es sary.
Contact an authorized service center/
department.
38
42
02373
Mandrel
Pulley
Retainer
Spring
R.H. Suspension
Arm
Mandrel
Pulley
3. Roll belt off engine pulley.
4. Disconnect R.H. suspension arm from
rear deck brack et by removing retainer
spring.
5. Work belt off both mandrel pulleys and
idler pulleys.
6. Pull belt away from mower.
BELT INSTALLATION -
1. Work new belt around both mandrel
pulleys and idler pulleys.
2. Install new belt into engine pulley
grove.
3. Reconnect R.H. suspension arm and
secure with retainer spring.
4. Make sure belt is in all pulley grooves
and inside all belt guides.
TO REPLACE MOTION DRIVE BELT
Park the tractor on level surface. En gage
parking brake. For as sis tance, there is a
belt installation guide decal on bottom side
of left footrest.
BELT REMOVAL -
1. Remove mower (See “TO RE MOVE
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
en gine pulley.
4. Pull belt slack toward rear of trac tor.
Remove belt upwards from transaxle
pulley by de ect ing belt keepers.
5. Remove belt from center span keeper
and pull belt away from tractor.
BELT INSTALLATION -
1. Carefully work new belt down be tween
transaxle belt keepers 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
clutch ing idler.
5. Make sure belt is in all pulley grooves
and in side all belt guides and keep ers.
6. Install mower (See “TO IN STALL
MOWER” in this sec tion of manual).
Center Span
Keeper
00811
Transaxle
Pulley
Stationary
Idler
Clutching
Idler
Engine
Pulley
1-1/2"
00238
Jam Nut
Operating
Arm
Nut “A”