44
1
2
m–4122
Figure 59
1.
Transport position
2.
1-1/2 inch (38 mm)
height-of-cut
6. Loosen bottom chain bolt in slot at rear of deck.
Repeat for opposite side. (Fig. 60).
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. 60).
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 inch (38 mm) position.
Press down on the rear deck support arm to firmly
return the deck lift handle to the 1-1/2 inch (38 mm)
position (Fig. 60).
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. 60). Downward pressure
may now be released. Repeat for opposite side.
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.
1
3
4
5
6
7
2
8
m–4116
9
Figure 60
1.
Bottom chain bolt
2.
Top chain bolt
3.
Front swivel
4.
10-1/4 inch (260 mm)
spring compressed
5.
Rear locking nut
6.
Front locking nut
7.
Rear deck support arm
8.
Front spring nut
9.
Jam nut
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 (76 mm) height of cut and
measure actual height from blade tips to ground.
Height of cut for the front blade tips should be
3 inch
±
1/8 inch (76 mm
±
3 mm). Height of cut for
rear blade tips should be 3–1/4 inch
±
1/8 inch (83
mm
±
3 mm). 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. 59).
15. Adjust compression springs by turning the front spring
nuts so the distance between the two large washers is
10-1/4 inch (260 mm). Then tighten jam nut (Fig. 60).
Note: Make sure all hardware is tight.
Cleaning Under the Deck
Remove grass build up under deck daily.
1. Position mower on a flat surface. Stop the engine, set
the parking brake, remove the key and disconnect the
spark plug wire(s) from the spark plug(s).
2. Raise deck to the transport position.
3. Lift the front of unit and support unit using jack
stands.
