Sears 917.257720 Lawn Mower User Manual


 
SERVICE ADJU NTS
CAUTION: BEFORE PERFORMING ANY SERVICE OR ADJUSTMENTS:
Depress dutch/brake pedal fully and set parking brake,
- Place gearshift lever in neutral (N) position=
o Place attachment ctutch in "DISENGAGED" position.
Turn ignition key "OFF" and remove key.
o 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 LEVEL MOWER HOUSING
TO REMOVE MOWER (See Fig, 22)
Place attachment clutch in "DISENGAGED" position.
Turn height adjustment knob to !owest setting.
Lower mower to its lowest position.
Remove retainer spnng holding anti-swaybar to chas-
sis bracket and disengage antioswaybar from bracket.
Remove retainer springs from suspension arms at
deck and disengage arms from deck.
, Raise attachment lift to its highest position.
Remove two retainer springs from each front link and
remove links.
Slide mower forward and remove belt from electric
clutch pulley.
, Slide mower out from under right side of tractor.
IMPORTANT: IF 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,
FRONT
SUSPENSION
BRACKET
ADJUSTMENT
\
SUSPENSION NUTS LIFT \
ARMS LINKS \
CHASSIS
BRACKET
FRONT MOWER
BRACKET
Adjust the mower while tractor is parked on level ground or
driveway. Make sure tires are properly inflated (See
"PRODUCT SPECIFICATIONS" on page 3 of this manual)
If tires are over or undednflated, you will not properly adjust
your mower.
SIDE-TO-SIDE ADJUSTMENT (See Figs. 22 and 23)
- Raise mower to its highest position.
Measure height from bottom of deck cud to ground
level atfront corners of mower. Distance "A" should be
the same.
° tf distance "A" needs to be changed, make adjustment
on one side of mower only,
Raise one side of mower by tightening lift link adjust-
ment nut on that side.
Lower one side of mower by loosening lift link adjust-
ment nut on that side.
NOTE: Each half turn of adjustment nut will change deck
level about 1/4".
Recheck level after adjusting.
ELECTRIC
CLUTCH
PULLEY
/
RETAINER
SPRING /
/
ANTFSWAY
BAR
FIG. 22
19
RETAINER
SPRINGS
FRONT
SUSPENSION
BRACKET
MOWER
BRACKET
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