Craftsman 917.271654 Owner's Manual page 22

Lawn tractor 17 hp, 42" mower electric start 6 speed transaxle
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TO LEVEL MOWER
HOUSING
Adjust the mower while tractor is parked
on level ground or driveway.
Make sure
tires are properly
inflated (See "PROD-
UCT SPECIFICATIONS"
section of this
manual).
If tires are over or
underinflated,
you will not properly
adjust your mower.
SIDE-TO-SIDE
ADJUSTMENT
• 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 full turn of adjustment
nut
will change
mower
height about
1/8".
• Recheck
measurements
after adjust-
ing.
• 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.
Lndrel
"D"
"D"
Both Front Links Should be Equal in Length
Bottom edge of
Bottom edge of
mower to
mower to
ground _
ground
A--[_'VGr0und
Line V
J'TA
Arm
Lift Link
N_
Adjustment
t _
--
FRONT-TO-BACK
ADJUSTMENT
IMPORTANT:
Deck must be level side-to
side. If the following
front-to-back
adjust-
ment 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
1/8" to 1/2"
lower than the rear when the mower
is in
its highest position.
Check adjustment
on right side of tractor.
Measure
distance
"D" directly
in front and
behind the mandrel
at bottom
edge of
mower
housing
as shown.
• 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.
"E"
Trunnic
Front Links
TO REPLACE
MOWER
BLADE DRIVE
BELT
The mower blade drive belt may be
replaced
without tools. Park the tractor on
level surface.
Engage parking
brake.
BELT REMOVAL
-
1.
Remove
mower from tractor
(See "TO
REMOVE
MOWER"
in this section of
manual).
2. Work belt off both mandrel
pulleys and
id{er pulleys.
3.
Pull belt away from mower.
BELT INSTALLATION
-
1. Work belt around
both mandrel
pulleys
and idler pulleys
2. Make sure belt is in all pulley grooves
and inside
all belt guides.
3.
Install mower (See To
Install Mower"
in this section
of this manual).
22

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