
Installing the Blades
1.
Install the blade onto the spindle shaft (
Important:
The curved part of the blade must be
pointing upward toward the inside of the mower to
ensure proper cutting.
2.
Install the curved washer (cupped side toward the
blade) and the blade bolt (
).
3.
Torque the blade bolt to 47 to 88 N∙m (35 to 65 ft-lb).
Leveling the Mower Deck
Ensure that the mower deck is level any time you install the
mower deck or when you see an uneven cut on your lawn.
Check the mower deck for bent blades prior to leveling;
remove and replace any bent blades. Refer to the
for Bent Blades (page 39)
before continuing.
Level the mower deck side to side before adjusting the
front-to-rear slope.
Requirements:
•
The machine must be on a level surface.
•
All 4 tire must be properly inflated. Refer to
the Tire Pressure (page 37)
.
Leveling from Side to Side
1.
Park the machine on a level surface and disengage the
blade-control switch.
2.
Engage the parking brake, shut off the engine, remove
the key, and wait for all moving parts to stop before
leaving the operating position.
3.
Set the height-of-cut lever to middle position.
4.
Carefully rotate the blades so that they are all side to
side (
and
).
G009682
1
2
2
3
3
4
4
Figure 51
Mower Decks with 2 Blades
1.
Blades side to side
3.
Outside cutting edges
2.
Sail area of blade
4.
Measure from the tip of the
blade to the flat surface
here
G005278
1
2
2
3
3
4
4
Figure 52
Mower Decks with 3 Blades
1.
Blades side to side
3.
Outside cutting edges
2.
Sail area of blade
4.
Measure from the tip of the
blade to the flat surface
here
5.
Measure between the outside cutting edges and the flat
surface (
and
).
Note:
If both measurements are not within 5 mm
(3/16 inch), an adjustment is required; continue with
this procedure.
6.
Move to the left side of the machine.
7.
Loosen the side locking nut.
8.
Raise or lower the left side of the mower deck by
rotating the rear nut (
).
Note:
Rotate the rear nut clockwise to raise the mower
deck; rotate the rear nut counter-clockwise to lower the
mower deck. (
Figure 53
1.
Hanger bracket
3.
Rear nut
2.
Side locking nut
41