Poulan 409631 manual Turn nut right Turn nut left To raise mower

SERVICE AND ADJUSTMENTS

•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.

A

Turn nut right	Turn nut left
to raise mower	to lower mower

02948

FIG. 28

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 necessary, until you are satisfied with the results.

PRECISION SIDE-TO-SIDE ADJUSTMENT (See Fig. 29)

•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.

02966

A A

FIG. 29

FRONT-TO-BACK ADJUSTMENT (See Figs. 30 and 31) IMPORTANT: Deck must be level side-to-side.

To obtain the best cutting results, 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.

02548

BB

FIG. 30

B

A

Tighten adjust nut	Loosen adjust nut
B to raise mower	B to lower mower

02950

Loosen jam nut A first

FIG. 31

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.

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