Toro GrandStand 74553, Operator'S Manual

Page: 55 / 64

1. Change the rear tire pressure. Do this to the
corresponding side that needs adjustment.
2. Locate the U-plates on the side of the engine deck
(Figure 82).
3. Loosen the U-plate on one side and adjust it up or
down to make the difference between measurements
B and C no more than a 1/4 inch (6 mm) (Figure 82).
4. Proceed to Checking the Mower Deck Front-to-Rear
Pitch.
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Figure 82
1. U-plate 2. Nuts and bolts
Checking the Mower Deck Front-to-Rear
Pitch
1. Adjust the tire pressure in the rear tires to
specifications.
2. Position one blade front-to-rear. Measure at A and
B locations from a level surface to the cutting edge
of the blade tips (Figure 83).
3. The mower blade should be a 1/4 inch (6 mm) lower
in front at A than in the rear at B . Rotate blades and
repeat for other blades. If it is not correct, proceed
to Changing the Deck Front-to-Rear Pitch.
Figure 83
1. Measure blade at points A
and B
2. Measure from a level
surface
Changing the Mower Deck
Front-to-Rear Pitch
Changing the front-to-rear pitch is done by adjusting the
front height-of-cut posts.
1. Place 3 pieces of 2x4 wood under the mower deck
as shown in Figure 84. Stand the 2x4’s on the 4 inch
part.
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Figure 84
1. 2x4 piece of wood under mower deck
2. Loosen both the front and rear nuts on the
adjustment rods (Figure 85).
3. The weight of the mower deck must be resting on all
three of the 2x4’s (Figure 85). The back lip of the
mower deck is built a 1/4 inch (6mm) lower than the
front lip of the mower deck.
4. Tighten both the front and rear nuts.
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