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Checking the Mower Deck
Front-to-Rear Pitch
1. Adjust the tire pressure in the
rear tires to specifications; refer to
Drive System Maintenance, page 30 .
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 55).
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 55
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. To change the front-to-rear pitch, the front
height-of-cut posts can be adjusted (Figure 56).
Figure 56
1. Caster Wheel
2. Carrier Frame
3. Front height-of-cut pins
2. To raise the front of the deck, loosen jam nut
and rotate the front pin clockwise (Figure 56).
3. To lower the front of the deck, loosen jam
nut and rotate the front pin counter clockwise
(Figure 56).
4. Position the blades front-to-rear. Check the
front-to-rear pitch and adjust if needed.
5. Check the side-to-side leveling of the cutting
unit.
6. Tighten the jam nuts (Figure 56).
Checking the Mower Deck
Side-to-Side Height
1. Adjust the rear tire pressure to specifications;
refer to Drive System Maintenance, page 30 .
2. Position the blades side-to-side. Measure at
C and D locations from a level surface to the
cutting edge of blade tips (Figure 57).
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4. Jam nut
5. Ball joint
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