Toro 74538, Руководство оператора

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position. Disconnect the spark plug wire(s) from
the spark plug(s).
3. Adjust the tire pressure in the rear tires to 12-14 psi
(83-97 kPa).
4. Check that the blades and spindle shafts are not
bent. Refer to Checking for Bent Blades.
5. Set the height-of-cut to the 3 inch (7.6 cm) position.
Refer to Adjusting the Height-Of-Cut in Operation.
6. Perform the steps in the following procedures in
order.
Checking the Mower Deck Side-to-Side
Height
1. Adjust the rear tire pressure.
2. Ensure the blades are not bent. Refer to Checking
for Bent Blades.
3. Position the blades side-to-side. Measure at B and
C locations from a level surface to the cutting edge
of blade tips (Figure 84).
Figure 84
1. Measure from a level
surface 2. Measure blade at points B
and C
4. The difference between measurements B and C
should be no more than 1/4 inch (6 mm). I If it is
not correct, proceed to Changing the Mower Deck
Side-to-Side Height.
Changing the Mower Deck Side-to-Side
Height
Changing the side-to-side height is done by adjusting
the rear tire pressure and U-plates on the side of the
engine deck.
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 85).
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 85).
4. Proceed to Checking the Mower Deck Front-to-Rear
Pitch.
G015244
Figure 85
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 86).
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.
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