Poulan Pro PR20H42STD Poulan tractor

User Manual - Page 22

For PR20H42STD.

PDF File Manual, 48 pages, Download pdf file

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SERVICE AND ADJUSTMENTS
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 23)
The mower blade drive belt may be replaced without tools.
Park the tractor on level surface. Engage parking brake.
BELT REMOVAL -
Remove mower from tractor (See "TO REMOVE
MOWER" in this section of this manual).
Work belt off both mandrel pulleys and idler pulleys.
Pull belt away from mower.
BELT INSTALLATION -
Install new belt in reverse order of removal.
Make sure belt is in att pulley grooves and inside all belt
guides.
Install mower in reverse order of removal instructions.
IDLER
PU
MANDREL
PULLEYS
FIG. 23
TO ADJUST BRAKE (See Fig. 24)
Your tractor is equipped with an adjustable brake system
which is mounted on the 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 pedat and engage parking brake.
Measure distance between brake operating arm and nut
"A" on brake rod.
If distance isother than 1-9/16", loosen jam nut and turn
nut "A" until distance becomes 1-9/16". 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.
WITH PARKING BRAKE "ENGAGED"
NUT
NUT
)PERATING
ARM
DO NOT TOUCH THIS NUT. IF FURTHER BRAKE ADJUST-
MENTIS NECESSARY CONTACT YOUR NEAREST
AUTHORIZED SERVICE CENTER/DEPARTMENT
FIG. 24
TO REPLACE MOTION DRIVE BELT
(See Fig. 25)
Parkthe tractor on level surface. Engage parking brake. For
assistance, there isa belt installation guide decal on bottom
side of left footrest.
Remove mower (See "TO REMOVE MOWER" in this
section of this manual.)
Remove belt from stationary idler and clutching idler.
Pull belt slack toward rear of tractor. Carefully remove
belt upwards from transmission input pulley and over
cooling fan blades.
Pull belt toward front of tractor and remove downward
from around engine pulley.
Install new belt by reversing above procedure.
ENGINE_
PULLEY
c2 JCH'"
STAT,ONARY I-
IDLER --
TRANSMISSION"
INPUT PULLEY rJ i !_:_)]: ',
FIG. 25
22
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