Poulan 425858 Lawn Mower User Manual


 
22
SERVICE AND ADJUSTMENTS
02966
A
A
02548
B
B
With a 3/4" or adjustable wrench, turn lift link ad-
justment nut (A) to the left to lower the mower, or,
to the right to raise the mower.
NOTE: Each full turn of adjustment nut will change
mower height about 3/16".
FRONT-TO-BACK ADJUSTMENT (See Figs. 31 and 32)
IMPORTANT: Deck must be level side-to-side.
To obtain the best cutting re sults, the mower blades
should be adjusted so the front tip is 1/8" to 1/2" lower
than the rear tip when the mower is in its highest posi-
tion.
CAUTION: Blades are sharp. Protect
your hands with gloves and/or wrap
blade with heavy cloth.
Raise mower to highest position.
Position any blade so the tip is pointing straight
forward. Measure distance (B) to the ground at front
and rear tip of the blade.
If front tip of blade is not 1/8" to 1/2" lower than the
rear tip, go to the front of tractor.
With an 11/16" or adjustable wrench, loosen jam
nut A several turns to clear adjustment nut B.
With a 3/4" or adjustable wrench, turn front link
adjustment nut (B) clockwise (tighten) to raise the
front of mower, or, counterclockwise (loosen) to
lower the front mower.
0
2
9
4
8
A
Turn nut left
to lower mower
Turn nut right
to raise mower
NOTE: Each full turn of the adjustment nut will change
mower height about 1/8".
Recheck measurements, adjust if necessary until
front tip of blade is 1/8" to 1/2" lower than the rear
tip.
Hold adjustment nut in position with wrench and
tighten jam nut securely against adjustment nut.
Test your adjustment by mowing some uncut grass
and visually checking the appearance. Readjust,
if necessary, until you are satisfied with the re-
sults.
PRECISION SIDE-TO-SIDE ADJUSTMENT
(See Fig. 30)
With all tires properly inflated, park tractor on level
ground or driveway.
CAUTION: Blades are sharp. Protect
your hands with gloves and/or wrap
blade with heavy cloth.
Raise mower to its highest position.
At both sides of mower, position blade at side and
measure the distance (A) from bottom edge of blade
to the ground. The distance should be the same
on both sides.
If adjustment is necessary, see steps 2 and 3 in
Visual Adjustment instructions above.
Recheck measurements, adjust if necessary until
both sides are equal.
FIG. 29
FIG. 30
FIG. 31
B
02950
Tighten adjust nut
B to raise mower
Loosen adjust nut
B to lower mower
Loosen jam nut A first
A
FIG. 32