Ryobi ZTR480ex - Page 35

2. Make sure that the drive levers are in
the open position, and the blade engage
knob is down.
3. Set the cutting deck to the maximum
height.
7RPDNHVLGHWRVLGHDGMXVWPHQW
1. Position the blades so that the ends point
toward the sides of the mower.
2. On the outside edge of each blade,
measure the distance from the bottom
edge of the side of the blade to the
ground. If the distance between the two
VLGHVLVJUHDWHUWKDQFPLQD
VLGHWRVLGHDGMXVWPHQWLVQHFHVVDU\
3. 2Q WKH VLGH WR EH DGMXVWHG ORRVHQ WKH
MDPQXWVDVVKRZQ
4. 7XUQ WKH DGMXVWPHQW QXWV FORFNZLVH WR
raise or counterclockwise to lower the
side of the cutting deck. Each full turn
RIWKH DGMXVWPHQWQXW FKDQJHV WKH GHFN
KHLJKWDSSUR[LPDWHO\FPLQ
NOTE: If raising the side, turn the top
DGMXVWPHQWQXWILUVW ,I ORZHULQJWXUQWKH
bottom nut first.
5. Measure the distance between the blade
DQGJURXQGDJDLQ&RQWLQXHWRDGMXVWDQG
measure until the difference between the
GLVWDQFHRQHDFKVLGHLVFPLQ
or less.
6. 3URFHHG WR IURQWWREDFN DGMXVWPHQW RU
UHWLJKWHQMDPQXWVWRVHFXUH
7RPDNHIURQWWREDFNDGMXVWPHQW
NOTE: Always level the deck side-to-side
EHIRUHPDNLQJDIURQWWREDFNDGMXVWPHQW
1. Position the blade nearest the side
discharge chute so that the ends now
point toward the front and back of the
mower.
2. Measure the distance from the tip of the
blade to the ground. For best results, the
front tip of the blade should be from 0.32
FP WR  FP  LQ WR  LQ ORZHU
than the rear tip.
3. ,I IURQWWREDFN DGMXVWPHQW LV QHHGHG
WXUQ WKH DGMXVWPHQW QXWV FORFNZLVH WR
raise or counterclockwise to lower the
back of the cutting deck. Each full turn of
WKHDGMXVWPHQW FKDQJHV WKH GHFN KHLJKW
DSSUR[LPDWHO\FPLQ
NOTE:0DNHVXUHWRWXUQWKHDGMXVWPHQW
nuts on both sides equally to prevent
throwing the side-to-side measurement
off again.
4. Measure the distance between the blade
and ground again to verify that the front
WLSLVFPWRFPLQWRLQ
lower than the rear tip. If not, continue to
DGMXVWDQGPHDVXUHXQWLOWKH\DUH
5. :LWKRXW PRYLQJ WKH DGMXVWPHQW QXWV
UHWLJKWHQ WKH MDP QXWV WR VHFXUH WKH
DGMXVWPHQWQXWVLQSODFH
12345
Fig 25
Blade
Bottom edge
Fig 26
Jam nut
$GMXVWPHQW
nuts
Jam nut
REPLACING THE BATTERIES
See fig. 27 - 32.
NOTE: Use only RYOBI zero-turn mower
lead-acid batteries, part number 5131042607.
The mower operates on four 12-volt batteries
connected in series. If replacing one or more
of the batteries, always replace them using
batteries of the same type with equal voltage
and capacity.
33
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