SERVnCE AND ADJUSTMENTS

TO LEVEL MOWER HOUSING

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

SIDE-TO-SIDE ADJUSTMENT (See Figs° 17 and 18)

Raise mower to its highest position,

At the midpoint of both sides of mower, measu re height

from bottom edge of mower to groun& 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 link adjustment nut on that side.

oTo lower one side of mower, loosen lift link adjustment nut on that side,.

NOTE: Each ful! turn of adjustment nut will change mower height about 1/8"o

o Recheck measurements after adjusting.

BOTTOM

EDGE

 

 

BOTTOM EDGE

OF MOWER TO

 

 

OF MOWER TO

GROUND

_

F

q

.___a_OUND

FRONT-TO-BACK ADJUSTMENT (See Figs° 19 and 20)

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 SfDE-TO_

SIDE

To obtain the best cutting results, the mower housing should be adjusted so that the front is approximately 1/4" to 3/4" lower than the rear when the mower is in its highest position..

Check adjustment on right 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 links are equal in length° Both links should be approximately 10-3/8",.

oIf 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,.

oWhen distance "D" is I/4" to 3/4" 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 1/4" to 3/4" lower at front than rear, tighten nut"F" against trunnion on both front links.

Recheck side-to-side adjustment°

FIG, 17

SUSPENSION

ARM

LIFT LINK

ADJUSTMENT NUT

FIG. 18

... _,.:

=

., ._ _ MANDREL

FIG. 19

BOTH FRONT LINKS MUST BE EQUAL IN LENGTH

/_if :_

_"!_::':_:i_

NUT "E"

NUT "F"

FRONT LIN KS

TRUNNION

2"1

FIG, 20

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Craftsman 917.25651 owner manual To Level Mower Housing, Side