Craftsman 917O251550 Lawn Mower User Manual


 
SERVmCE AND ADJUSTMENTS
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CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
= Depress clutch/brake pedal fully and set parking brake.
,, Place gearshift lever in neutral (N) position.
o Place attachment clutch in "DISENGAGED" position.
Turn ignition key "OFF" and remove key.
° Make sure the blades and all moving parts have completely stopped.
°
Disconnect spark plug wire from spark plug and place wire where it cannot come in contact
with plug_
TRACTOR
TO REMOVE MOWER (See Fig, 18)
Place attachment clutch in "DISENGAGED" position,
Turn height adjustment knob to lowest setting,
o Lower mower to its lowest position.
° Remove retainer spring holding anti-swaybar to chas-
sis bracket and disengage anti-swaybar from bracket°
= Remove retainer springs from suspension arms at
deck and disengage arms from deck_
° Raise attachment liftto its highest position_
Remove two retainer springs from each front link and
remove linksr
= Slide mower forward and remove belt from electric
clutch pulley,
. Slide mower out from under right side of tractor,
IMPORTANT; 1F AN ATTACHMENT OTHER THAN THE
MOWER DECK IS TO BE MOUNTED ON THE TRACTOR,
REMOVE THE FRONT LINKS.
TO INSTALL MOWER
Follow procedure described in "INSTALL MOWER AND
DRIVE BELT" in the Assembly section of this manual.
ADJUSTMENT
SUSPENSION NUTS LIFT
ARMS LINKS
FRONT
SUSPENSION
BRACKET
\
FRONT MOWER
BRACKET
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" on page 3of this manual).
If tires are ever or underinflated, you will not properly adjust
your mower,
SIDE-TO-SIDE ADJUSTMENT (See Figso18 and 19)
Raise mower to its highest position.
° Measure height from bottom of deck curl to ground
level at front corners of mower_ Distance 'W' 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: Eachfull turn of adjustment nut wilt change mower
height about 3/I6"o
° Recheck measurements after adjusting°
BOTTOM BOTTOM
OF CURL OF CURL
FIG, 19
CHASSIS
ELECTRIC
CLUTCH
PULLEY
FRONT
SUSPENSION
BRACKET
RETAINER
SPRING
RETAINER
SPRINGS
BRACKET
ANTI-SWAY RETAINER
BAR SPRINGS
FIG. 18
19