21
SERVICE AND ADJUSTMENTS
FRONT-TO-BACK ADJUSTMENT (See Figs. 18 - 20)
IMPORTANT:
DECK MUST BE LEVEL SIDE-TO-SIDE. IF THE
FOLLOWING FRONT-TO-BACK ADJUSTMENT IS NECESSARY,
BE SURE TO AD JUST BOTH FRONT LINKS EQUAL LY 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.
01268
“D”
“D”
MANDREL
FIG. 18
A
00598
GROUND LINE
BOTTOM EDGE
OF MOWER TO
GROUND
FIG. 17
BOTTOM EDGE
OF MOWER TO
GROUND
A
01156
01267
TRUNNION
BOTH FRONT LINKS MUST BE EQUAL IN LENGTH
FRONT LINKS
NUT “E”
NUT “F”
FIG. 20
FIG. 19
01553
SUS PEN SION
ARM
LIFT LINK ADJUSTMENT NUT
•
Before making any necessary adjustments, check that
both front links are equal in length.
• 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. The two front links must
remain equal in length.
•
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.
SIDE-TO-SIDE ADJUSTMENT (See Fig. 17)
• Raise mower to its highest position.
•
At the midpoint of both sides of mower, measure height
from bot tom 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 link ad just ment
nut on that side.
•
To lower one side of mower, loosen lift link ad just ment
nut on that side.
NOTE
: Each full turn of adjustment nut will change mower
height about 1/8".
• Recheck measurements after adjusting.
TO REPLACE MOWER BLADE DRIVE BELT
(See Fig. 21)
The mower blade drive belt may be replaced without tools.
Park the tractor on level surface. Engage parking brake.
02314
IDLER PULLEYS
MANDREL
PULLEYS
FIG. 21
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