Alternate Side-To-Side Adjustment Method; Front-To-Back Adjustment - Craftsman 917.272247 Owner's Manual

20.0 hp, 48" mower electric start automatictransmission
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ALTERNATE
SIDE-TO-SIDE
ADJUSTMENT
METHOD
• Raise mower to its highest
position.
• Measure
height from bottom
edge of
mower to ground
level at front corners
of mower.
Distance
"A" on both sides
of mower
should
be the same.
• 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
will change
mower
height
about
3/16".
• Recheck
measurements
after adjust-
ing.
FRON_TO-BACKADJUSTMENT
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
blades
should
be adjusted
so the
front tip is approximately
1/8" to 1/2" lower
than the rear tip when the mower
is in its
,_ghest
position.
CAUTION:
Blades
are sharp. Protect
your hands with gloves
and/or
wrap
blade with heavy cloth.
Bottom Edge of
Bottom Edge of
Mower to Ground
Mower to Ground
Suspension
Arm
Lift Link
Nut
Check adjustment
on right side of tractor.
Position
any blade so the tip is pointing
straight
forward.
Measure
distance
"B" at
front and rear tip of blade
• Before
making
any necessary
adjust-
ments, 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 blade,
loosen
nut "C"
on both front links an equal number
of
turns.
NOTE:
Each full turn of nut "C" will
change
dim. "B" by approximately
3/16".
• When
distance
"B" is 1/8" to 1/2" lower
at front than rear, tighten
nut "D" 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.
Blade
BOTH FRONT LINKS MUST BE EQUAL
IN LENGTH
"C"
Front
Assembly
Trunnion
21

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