Side-To-Side - Sears 917.258661 Owner's Manual

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SERVICE AND ADJUSTMENTS
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TO LEVEL MOWER HOUSING
Adjust the mower while tractor is parked on levet 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, 21 and 22)
• Raise mower to its highest position°
• Atthe midpoint of both sides of mower, measure height
from bottom edge of mowerto 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 link adjustment
nut on that side.
• To lower one side of mower, loosen lift link adjustment
nut on that side_
NOTE: Each full turn of adjustment nut wilt 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
SUSPENSION
ARM
LIFT LINK
ADJUSTMENT NUT
FIG. 22
FRONT-TO-BACK ADJUSTMENT (See Figs,, 23 and 24)
IMPORTANT: DECK MUST BE LEVEL S1DE-TO-StDE_ 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 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 in front and behind the mandrel at bottom
edge of mower housing as shown.
o Before making any necessary adjustments, check that
both front links are equal in length° Both links should
be approximately 10-3/8"o
- 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-side adjustment,
MANDREL
FIG. 23
BOTH FRONT LINKS MUST BE EQUAL tN LENGTH
NUT "E"
FRONT LINKS TRUNNION
21
FIG. 24