Service And Adjustments; To Level Mower Housing; Side-To-Side Adjustment; Front-To-Back Adjustments - Craftsman EZ3 917.258591 Owner's Manual

AND ADJUSTMENTS
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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).
If tires are over or underinflated, you will not properlyadjust
your mower_
SIDE-TO-SIDE ADJUSTMENT (See Figs. 2i and 22)
• Raise mower to its highest position.
• At the midpoint of both 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 onfy.
° 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 turn 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
GROUND LINE
FIG. 21
FRONT-TO-BACK ADJUSTMENT (See Figs. 23 and 24)
IMPORTANT: DECK MUST BE LEVEL SIDE-TO-SIDE. IF
THE FOLLOWING FRONT-TO-BACK ADJUSTMENT IS
NECESSARY, BE SURETO 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 so that the front is approximately 1/8" to
1/2" lower than the rear when the mower is in its highest
position.
Check adjustment on right side of tractor_ Measure dis-
tance"D" directly infront and behind the mandrel at bottom
edge of mower housing as shown.
• Before making any necessary adjustments, checkthat
both front links are equal in length. Both linksshould be
approximately 10-3/8".
° If links are not equal in length, adjust one link to same
length as other linko
° 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-side adjustment.
MANDREL
SUSPENSION
ARM
LIFT LINK
ADJUSTMENT NUT
FIG. 22
22
FIG. 23
BOTH FRONT LINKS MUST BE EQUAL IN LENGTH
....... _
NUT "E"
NUT
FRONT LINKS
TRUNNION
FIG. 24