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Figure 50
Mower decks with 3 blades
1. Blade side to side
2. Sail area of the blade
5.
Measure between the outside cutting edges
and the flat surface
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 51
1. Hanger bracket
2. Side-locking nut
3. Outside cutting edges
4. Measure from the tip of the
blade to the flat surface
here
(Figure
50). If both
(Figure
51).
3. Rear-locking nut
9.
Check the side-to-side adjustments again.
Repeat this procedure until the measurements
are correct.
10.
Continue leveling the deck by checking the
front-to-rear blade slope; refer to
Front-to-Rear Blade Slope (page
Adjusting the Front-to-Rear Blade
Slope
Check the front-to-rear blade level any time you install
the mower. If the front of the mower is more than
5/16 inch (7.9 mm) lower than the rear of the mower,
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adjust the blade level using the following instructions:
1.
Park the machine on a level surface and
disengage the blade control switch.
2.
Ensure the parking brake is engaged, stop 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.
Note:
Check and adjust the side-to-side blade
level. If you have not checked the setting; refer
to Side-to-Side Leveling.
4.
Carefully rotate the blades so they are facing
front to rear
Mower Decks with 3 Blades
1. Blades front to rear
5.
Measure from the tip of the front blade to the flat
surface and the tip of the rear blade to the flat
surface
(Figure
1/16-5/16 inch (1.6-7.9 mm) lower than the rear
blade tip, adjust the front locknut.
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6.
To adjust the front-to-rear blade slope, rotate the
adjustment nut in the front of the mower
53).
40
Adjusting the
40).
(Figure
52).
Figure 52
2. Measure from the tip of the
blade to the flat surface
here
52). If the front blade tip is not
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(Figure
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