Service and adjustments – Poulan 403320 User Manual

Page 20

SERVICE AND ADJUSTMENTS

02966

02548

PRECISION SIDE-TO-SIDE ADJUSTMENT

(See Fig. 23)

• 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 in Visual Adjust-

ment instructions above.

•

Recheck measurements, adjust if necessary until both

sides are equal.

02948

Turn nut left

to lower mower

Turn nut right

to raise mower

FRONT-TO-BACK ADJUSTMENT (See Figs. 24 and 25)
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 position.

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 adjust-

ment nut (B) clockwise (tighten) to raise the front of

mower, or, counterclockwise (loosen) to lower the front

mower.

FIG. 22

FIG. 23

FIG. 24

TO LEVEL MOWER

Make sure tires are properly inflated to the PSI shown on

tires. If tires are over or under inflated, it may affect the

appearance of your lawn and lead you to think the mower

is not adjusted properly.
VISUAL SIDE-TO-SIDE ADJUSTMENT (See Fig. 22)

•

With all tires properly inflated and if your lawn appears

unevenly cut, determine which side of mower is cutting

lower.

NOTE: As desired, you can raise the low side of mower or

lower the high side.
• Go to side of mower you wish to adjust.
• With a 3/4" or adjustable wrench, turn lift link adjust-

ment 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".
•

Test your adjustment by mowing some uncut grass and

visually checking the appearance. Readjust, if neces-

sary, until you are satisfied with the results.

02950

Tighten adjust nut

B to raise mower

Loosen adjust nut

B to lower mower

Loosen jam nut A first

FIG. 25