To Level Mower Housing: Alternate Side-To-Side Adjustment Method; Front-To-Back Adjustment - Craftsman 917.272246 Owner's Manual

20.0 hp, 48" mower electric start automatic transmission
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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.
FRONT-TO-BACK
ADJUSTMENT
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
_lbghest 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
wer to Ground
Suspension
Arm
Lift Link
Jstment
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 blade, loosen nut "D"
from trunnion
on both front links.
Tighten
nut "C" on both front links an
equal number
of turns.
• When distance
"B" is 1/8" to 1/2" lower
at front than rear, tighten
nut "D"
against trunnion
on both front links.
• Recheck
side-to-side
adjustment.
Blade
"B ....
B"
BOTH FRONT LINKS MUST BE EQUAL
IN LENGTH
/
Nut _ut
Front Plate
Trunnion
Assembly
"C"
21

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