Toro 74549 Operator's Manual page 55

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 86).
1. Measure from a level
surface
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 87).
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 87).
4. Proceed to Checking the Mower Deck Front-to-Rear
Pitch.
Figure 86
2. Measure blade at points B
and C
1. U-plate
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 88).
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.
1. Measure blade at points A
and B
55
G015244
Figure 87
2. Nuts and bolts
Figure 88
2. Measure from a level
surface