Side-To-Side - Sears 917.255561 Owner's Manual

SERVICE AN 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). If tires are
over or under inflated, you will not properly adjust your
mower.
SIDE-TO-SIDE ADJUSTMENT (See Figs. 18 and 19)-
You will need two (2) standard 2 x 4 short pieces of wood
to make the following adjustment. Similar blocks measur-
ing 1-1/2" thick may also be used_
o Raise mower with attachment lift control to allow two
(2) 1-1/2" thick blocks to be placed under rear edge of
mower directly behind mandrels..
0
O
FRONT-TO-BACK ADJUSTMENT (See Figs_ 20 and 2'1) -
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 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.
Lower mower deck to its lowest height of cut posit!on
(See 'q'O ADJUST MOWER CUTTING HEIGHT' in
Operation section of this manual)_
On both sides of tractor, loosen, but do not remove, the
fasteners securing the adjustable pivot brackets to
frame. Both brackets must be loose enough to move
freely.
Pull down firmly on suspe_'sion arm to remove any
slack in pivot bracket and h_ld while tightening rear
fastener first to secure. Tighte, remaining fastener°
Repeat procedure on other side of tractor.
Raise mower with attachment lift control and remove
blocks from under mower°
PLACE TWO (2) 1_1/2" THICK BLOCKS UNDER REAR EDGE OF
DECK (Use wood2 x 4'sor equivalent)
MOWERMUSTBE|N LOWESTHEIGHTOFCUTPOS_N
FIG. 18
ADJUSTABLE PIVOT
BRACKET
SUSPENSION ARM,
FASTENERS
PULLDOWN AND
_GHTEN REAR
FASTENER FIRST
Before making any necessary adjustments, check that
both front links are 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 link1
o To tower front of mower loosen 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 nuts "F" against trunnion on both front
links.
• To raisefrontof 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.
MANDREL
FIG. 20
BOTH
FRONT LINKS MUST BE EQUAL IN LENGTH
NUT"E"
FRONT UNKS TRUNNION
FIG. 19 19 FIG. 21