Toro 74549 Operator's Manual page 56

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 89. Stand the 2x4's on the 4 inch part.
G015245
Figure 89
1. 2x4 piece of wood under mower deck
2. For 48 and 52 inch mower decks, loosen both the front
and rear nuts on the adjustment rods (Figure 90).
3. For 60 inch mower decks, loosen both the front
and rear nuts and lift links on the adjustment rods
(Figure 91).
4. The weight of the mower deck must be resting on all
three of the 2x4's (Figure 90). The back lip of the
mower deck is built a 1/4 inch (6mm) lower than the
front lip of the mower deck.
5. For 60 inch mower decks, tighten the lift links
(Figure 91).
6. Tighten both the front and rear nuts.
7. Check the front-to-rear pitch of the cutting unit.
8. If the dimensions are not correct, adjust the front and
rear nuts on either side to get the correct front-to-rear
pitch (Figure 90).
48 and 52 inch mower decks
1. Adjustment rods
2. Rear nuts
56
Figure 90
3. Front nuts
G015246