To Level Mower Housing; To Replace Mower Blade Drive Belt; Side-To-Side Adjustment; Front-To-Back Adjustment - Craftsman 917.271652 Owner's Manual

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.
Bottom edge of
Bottom edge of
mower to
mower to
ground _
ground
A_-'_
VGround Line V
)'_--A
Suspension Arm
Lift Link
Adjustment Nut
FRONT-TO-BACK
ADJ USTM ENT
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.
• 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.
"D"
Both Front Links Should be Equal in Length
Nut "_
Trunnion_
Front Links
Nut "E"
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
idler 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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