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Maintenance
8. The back tips of the blades should measure 3
1/4 inches (8.3 cm). Fine tune rear adjusters as
required.
9. Re-measure until all four sides are the correct
height. Tighten all the nuts on the deck lift arm
assemblies.
10. Lower the discharge deector.
Overall Height Adjustment
1. Park the machine on a level surface and disengage
the blade control switch.
2. Stop engine, wait for all moving parts to stop, and
remove key. Engage parking brake.
3. Check the air pressure in the drive tires. If needed,
adjust to the recommended ination; refer to
Checking the Tire Pressure in Drive System
Maintenance section.
4. Set the height of cut to the 3 inch (7.6 cm)
position.
5. Carefully rotate the blades front to rear. Measure
from the tip of the front blade to the level surface.
The blades should measure 3 inches (7.6 cm).
6. If it does not measure correctly, locate the
height-of-cut adjustment rod on the right side of
the machine (see
Figure 24).
Figure 24
1. Jam nuts
2. Height–of–cut
adjustment rod
7. Loosen the jam nuts and turn the adjustment rod
until the blade tips match 3 inches (7.6 cm).
8. Tighten jam nuts.
Deck Lift Handle Force
Tighten or loosen the bolt to adjust the amount of
force it takes to move the deck lift handle.
Turning the bolt clockwise transfers some of the
deck weight from the lift handle to the helper spring
(see
Figure 25). This makes the deck easier to lift;
however, it may allow the deck to oat or become
bouncy which may cause an uneven cut.
Figure 25
1. Deck lift handle
3. Bolt
2. Helper spring
Pump Drive Belt Tension
Self-tensioning - No adjustment necessary.
Mower Deck Drive Belt
Tension
Self-tensioning - No adjustment necessary.
Park Brake Adjustment
If the parking brake does not hold securely, an
adjustment is required.
1. Park the machine on a level surface.
2. Shut off engine and wait for all moving parts to
stop.
3. When the park brake is released, the brake bars
should lift off the tires and the hand lever should
travel forward to the end of the slot in the control
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