Toro 74922 Operator's Manual page 58

Figure 91
1. Bolts at the bottom of the height-of-cut plate
13. If the deck is too low, tighten the single point
adjustment bolt by rotating it clockwise. If the deck is
too high, loosen the single point adjustment bolt by
rotating it counterclockwise (Figure 92).
Note: Loosen or tighten the single point adjustment
bolt enough to move the height-of-cut plate mounting
bolts at least 1/3 the length of the available travel
in their slots. This will regain some up and down
adjustment on each of the four deck links.
Figure 92
1. Single point adjustment bolt
14. Tighten the two bolts at the bottom of the height of cut
plate (Figure 91). Torque to 27-33 ft-lb (37-45 N-m).
Note: In most conditions, the back blade tip should
be adjusted 1/4 inch (6.4 mm) higher than the front.
15. On both sides of the deck, measure from the level
16. Fine-tune the adjustment nut on the front deck lift
17. Measure until all four sides are the correct height.
18. Lower discharge chute.
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g017029
g017036
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surface to the back tip of the blade (Postion B).
The measurement should read 3 1/4 inches (8.3 cm)
(Figure 89).
assembly by turning it (Figure 90).
To increase the height, turn the adjustment nut
clockwise; to decrease, turn counterclockwise.
Tighten all the jam nuts on the deck lift arm assemblies.