Poulan Pro PB22H54BF LAWN TRACTOR - Manuel (Page 23)

23
SERVICE AND ADJUSTMENTS
TO REPLACE MOWER BLADE DRIVE BELT
MOWER DRIVE BELT REMOVAL (See Fig. 32)
• Park tractor on a level surface. En gage parking
brake.
• Lower attachment lift lever to its lowest position.
• Disengage belt tension rod (K) from lock bracket
(L).
CAUTION: Belt tension rod is spring
loaded. Have a firm grip on rod and
release slowly.
• Remove screws (P) from mandrel covers (Q) and
remove covers.
• Remove any dirt or grass clippings which may have
accumulated around mandrels and entire upper
deck surface.
• Remove belt from electric clutch pulley (M), both
mandrel pulleys (R) and all idler pulleys (S).
MOWER DRIVE BELT INSTALLATION
• Install belt around all mandrel pulleys (R) and
around idler pulleys (S) as shown.
• Install belt onto electric clutch pulley (M).
IMPORTANT: Check belt for proper routing in all mower
pulley grooves.
• Reassemble mandrel covers (Q). Securely tighten
all screws.
• Engage belt tension rod (K) on locking bracket
(L).
CAUTION: Belt tension rod is spring
loaded. Have a tight grip on rod and
engage slowly.
• Raise attachment lift lever to highest position.
M
K
L
P
Q
Q
S
P
R
R
R
FIG. 32
TO CHECK BRAKE
If tractor requires more than five (5) feet to stop at
highest speed in high est gear on a level, dry concrete
or paved surface, then brake must be serviced.
You may also check brake by:
• Park tractor on a level, dry concrete or paved sur-
face, depress brake pedal all the way down and
engage parking brake.
• Disengage transmission by placing freewheel con-
trol in “transmission disengaged” position. Pull
freewheel control 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 forward. If the rear wheels
rotate, then the brake needs to be serviced. Contact a
qualified service center.
TO REPLACE MOTION DRIVE BELT
(See Fig. 33)
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 -
• 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.
• Disconnect clutch wire harness (A).
• Remove anti-rotation link (B) on right side of trac-
tor.
• Remove belt from stationary idler (C) and clutching
idler (D).
• Remove belt from centerspan idler (E).
• Pull belt slack toward rear of trac tor. Carefully re-
move belt up wards from trans mis sion input pulley
and over cooling fan blades (F).
• Remove belt downward from engine pulley and
around electric clutch (G).
• Slide belt toward rear of tractor, off the steering
plate (H) and remove from tractor.