Adjusting The Push Arms - Toro 74177 Operator's Manual

With 44 in. sfs side discharge mower
Hide thumbs Also See for 74177:
Table of Contents

Advertisement

4. Raise the deck to the transport position (Fig. 52). Take
force off of the two large deck lift springs by loosening
jam nut and front spring nut, in front of each spring, as
far as possible (Fig. 53).
5. Place two 1-1/4 in. (35 mm) thick blocks under rear
left and right lower edge of mower. Place one 1-3/8
(44 mm) block under front center lower edge of
mower. Not under anti-scalp roller brackets. Lower
mower to the 1-1/2 in. (38 mm) height-of-cut position
(Fig. 52).
Figure 52
1. Transport position
6. Loosen bottom chain bolt in slot at rear of deck.
Repeat for opposite side. (Fig. 53).
Note: Do not loosen front chain hardware.
7. Loosen front and rear locking nut on either side of
front swivel. Loosen until front chains are loose and
deck is supported by blocks. Repeat for opposite side.
(Fig. 53).
Note: When hardware is loose, deck will rotate the lift
handle up out of position.
8. When hardware is loosened, remaining tension in the
large support springs will tend to rotate the deck lift
handle up, out of the 1-1/2 in. (38 mm) position. Press
down on the rear deck support arm to firmly return the
deck lift handle to the 1-1/2 in. (38 mm) position
(Fig. 53).
Note: Do not push on deck lift handle.
9. While continuing to press down on rear deck support
arm, take the slack out of the rear chain and tighten
hardware at the bottom (Fig. 53). Downward pressure
may now be released. Repeat for opposite side.
1
2
m–4122
2. 1-1/2 (38 mm)
height-of-cut
38
10. Adjust front swivel using rear locking nut until the
front chain is tight and front of deck is still touching
block. Tighten front locking nut. Repeat for opposite
side.
8
9
5
3
6
Figure 53
1. Bottom chain bolt
2. Top chain bolt
3. Front swivel
4. 10-1/4 (260 mm) spring
compressed
11. Recheck that blocks fit just snuggly under the mower
and that tension on all four chains are approximately
equal.
12. Raise deck to 3 inch height of cut and measure actual
height from blade tips to ground. Height of cut for the
front blade tips should be 3 in.
mm). Height of cut for rear blade tips should be 3–1/4
in.
1/8 in. (83mm 3mm).Readjust if needed.
Note: When checking blade tip heights make sure blades
are not bent and check blade pointing front to rear.
13. Install anti-scalp rollers for proper height-of-cut and
tighten securely. See Adjusting Anti Scalp Rollers on
page 22.
14. Raise deck lift lever to the transport position (Fig. 52).
15. Adjust compression springs by turning the front spring
nuts so the distance between the two large washers is
10-1/4 in. (260 mm). Then tighten jam nut (Fig. 53).
Note: Make sure all hardware is tight.

Adjusting the Push Arms

1. To adjust push arms, loosen jam nut and rotate ball
joint counterclockwise, one turn at a time. (Fig. 54).
7
1
4
2
5. Rear locking nut
6. Front locking nut
7. Rear deck support arm
8. Front spring nut
9. Jam nut
1/8 in. (76 mm
3

Advertisement

Table of Contents
loading

This manual is also suitable for:

Z150 z–master

Table of Contents