Adjusting the Height of Cut
The cutting height of the mower deck can be adjusted
from 2.54 cm to 14 cm (1 to 5-1/2 inches) in 6.4 mm
(1/4 inch) increments.
1.
Park the machine on a level surface, disengage
the blade-control switch, and engage the parking
brake.
2.
Press the top of deck-lift switch to raise the
center deck and wing decks.
3.
Shut off the engine, remove the key, and wait
for all moving parts to stop before leaving the
operating position.
4.
Adjust the center deck by performing the
following procedure:
A.
Remove the height-of-cut pin from the
deck-lift plate on the right side of the center
deck.
B.
Insert the height-of-cut pin into the hole
corresponding to the desired cutting height.
See the decal on the side of the deck-lift
plate for the cutting heights.
5.
Adjust the side wing decks by performing the
following procedure:
A.
Ensure that the wing decks are locked in
place.
B.
Unlock the cam locks located on the
height-of-cut channel on the wing deck
(
).
g295443
Figure 26
1.
Cam lock
3.
Lynch pin
2.
Height-of-cut pin
C.
Remove the lynch pin from the height-of-cut
pin on both the front and rear channels.
D.
Move the wing deck to the appropriate
height and install the height-of-cut pins and
lynch pins (
).
E.
Lock the cam lock.
F.
Repeat for the other wing deck.
6.
If you desire additional height-of-cut range,
adjust the front and rear gauge wheels on the
wing deck as follows:
A.
Remove the mounting hardware from the
gauge wheel.
B.
Adjust the front and rear gauge wheels
to the appropriate hole location (see the
chart below and
) and install the
mounting hardware.
Hole Location
Height-of-Cut Range
Top hole (-1 on the decal)
25 to 89 mm (1 to 3-1/2 inches)
Middle hole (0 on the decal)
51 to 114 mm (2 to 4-1/2
inches)
Bottom hole (+1 on the decal)
76 to 140 mm (3 to 5-1/2
inches)
g295444
Figure 27
Height-of-cut range
1.
Top hole (-1 on the decal)
2.
Middle hole (0 on the decal)
3.
Bottom hole (+1 on the decal)
C.
Repeat for the other wing deck.
29
Summary of Contents for Air Cool Z Master 74090
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