Craftsman 917.259561 owner manual Service And, Adjustments

SERVICE AND

TO LEVEL MOWER HOUSING

Adjust the mowerwhiie tractor is parked on level ground or driveway. Make sure tires are properly inflated (See "PRODUCT SPECIFICATIONS" on page 3of this manual). If tires are over or underinflated, you will not properly adjust your mower.

SIDE-TO-SIDE ADJUSTMENT (See Figs. 20 and 21)

•Raise mower to its highest position.

•At the midpoint of I_th sides of mower, measure height

from bottom edge of mower to ground. Distance"A" on both sides of mower should be the same or within 1/4" of each other.

•If adjustment is necessary, make adjustment on one side of mower only.

•To raise one side of mower, tighten lift linkadjustment nut on that side.

•To lower one side of mower, loosen lift linkadjustment nut on that side.

NOTE: Each full tum of adjustment nut will change mower height about 1/8".

•Recheck measurements after adjusting.

BOTTOM EDGE	BOTTOM	EDGE
OF MOWER TO	OF MOWER TO
GROUND	GROUND

FIG. 20

SUSPENSION

ARM

LIFT LINK

ADJUSTMENT NUT

ADJUSTMENTS

FRONT-TO-BACK ADJUSTMENT (See Figs. 22 and 23)

IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. iF

THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS NECESSARY, BE SURE TO ADJUST BOTH FRONT LINKS

EQUALLY SO MOWER WILL STAY LEVEL SIDE-TO- SIDE.

To obtain the best cutting results, the mower housing should be adjusted sothat the front is approximately 118"to 1/2" lower than the rear when the mower is in its highest position.

Check adjustment on dght side of tractor. Measure dis- tance "D" directly in front and behind the mandrel at bottom edge of mower housing as shown.

•Before making any necessary adjustments, check that both front linksare equal in length. Both links should be approximately 10-3/8".

•If links are not equal in length, adjust one link to same length as other link.

•To lower front of mower loosen nut "E" on both front links an equal number of turns.

•When distance "D" is 1/8" to 1/2" lower at front than

rear, tighten nuts "F" against trunnion on both front links.

•To raise front of mower, loosen nut "F" from trunnion on both front links. Tighten nut "E" on both front links an equal number of turns.

•When distance "D" is 1/8" to 1/2" lower at front than rear, tighten nut "F" against trunnion on both front links.

•Recheck side-to-sideadjustment.

MANDREL

FIG. 22

BOTH FRONT LINKS MUST BE EQUAL IN LENGTH

FIG. 21

NUT "F"'__ NUT *E"

FRONT LINKS TRUNNION

21 FIG. 23