Craftsman 944.604212 Owner's Manual page 20

21 hp electric start 42" mower 6 speed transaxle lawn tractor
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SERVICE AND ADJUSTMENTS
Place flat washer and clutch spring on idler pulley bolt
and secure with small retainer spring.
Install belt onto engine pulley.
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" section of this manual). If
tiros are over or underinflated, you will not properly adjust
your mower.
SIDE-TO-SIDE ADJUSTMENT
(See Figs. !6 and 17)
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 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 fuU turn of adjustment nut wiUchange mower
height about 1/8".
Recheck measurements after adjusting.
Check adjustment on right side oftractor. Measure distance
"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.
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 "P 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.
Bo'rroM EDGE
BOTTOM EDGE
OF MOWERTO
_
OF MOWERTO
GROU_ROUND
FIG. 16
SUSPENSION
ARM
FIG. 17
FRONT-TO-BACK ADJUSTMENT
(See Figs. 18 and 19)
IMPORTANT= DECK MUST BE LEVEL SIDE-TO-SIDE. IFTHE
FOLLOWING FRONToTO-BACK ADJUSTMENT ISNECESSARY,
BE SURE TO ADJUST BOTH FRONT LINKS EQUALLY SO
MOWER WILL STAYLEVEL 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 high-
est position.
FIG. 18
BOTH FRONT UNKS MUST BE EQUALIN LENGTH
NUT "E"
FRONT LINKS
FIG. 19
TO REPLACE
MOWER
BLADE
DRIVE BELT
(See Fig. 20)
The mower blade drive belt may be replaced without tools.
Park the tractor on level surface, Engage parking brake.
BELT REMOVAL
Remove
mower from tractor (See =TO REMOVE
MOWER" in this section of this manual).
2O

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