Toro TimeCutter ZX480 - Removing the Blades; Sharpening the Blades; Installing the Blades; Leveling the Mower from Side-to-Side

A blade that is bent or dama ged could
br eak apar t and could seriousl y injur e or
kill y ou or bystander s.
• Al w ays r eplace bent or dama ged
blade with a new blade.
• Nev er file or cr eate shar p notches in
the edges or surf aces of blade.
Removing the Blades
T he blades m ust be re placed if a solid object is
hit, if the blade is out of balance , or the blade
is bent. T o ensure optim um perfor mance and
contin ued safety confor mance of the mac hine , use
g en uine T oro re placement blades . R e placement
blades made b y other man ufacturers ma y result in
non-confor mance with safety standards .
Hold the blade end using a rag or thic kly-padded
glo v e . R emo v e the blade bolt, cur v ed w asher ,
blade stiffener , and blade from the spindle shaft
( Figure 38 ).
Figure 38
1. Sail area of blade 4. Flat washer, large
2. Blade 5. Blade nut
3. Flat washer, small 6. Spindle shaft
Sharpening the Blades
1. Use a file to shar pen the cutting edg e at both
ends of the blade ( Figure 39 ). Maintain the
original angle . T he blade retains its balance if
the same amount of material is remo v ed from
both cutting edg es .
Figure 39
1. Sharpen at original angle
2. Chec k the balance of the blade b y putting it on
a blade balancer ( Figure 40 ). If the blade sta ys
in a horizontal position, the blade is balanced
and can be used. If the blade is not balanced,
file some metal off the end of the sail area only
( Figure 39 ). R e peat this procedure until the
blade is balanced.
Figure 40
1. Blade 2. Balancer
Installing the Blades
1. Install the larg e flat w asher and the blade onto
the spindle shaft ( Figure 38 ).
Important: T he cur v ed par t of the blade
must be pointing up w ard to w ard the inside
of the mo w er to ensur e pr oper cutting .
2. Install the small flat w asher , and the blade n ut
( Figure 38 ). T or que the blade n ut to 80-100
ft-lb (108-135 N ⋅ m).
Leveling the Mower from
Side-to-Side
T he mo w er blades m ust be lev el from side to side .
Chec k the side-to-side lev el any time y ou install
the mo w er or when y ou see an unev en cut on y our
la wn.
1. P ark the mac hine on a lev el surface and
diseng ag e the blade control (PTO).
2. Mo v e the motion control lev ers to the brak e
position, stop the engine , remo v e the k ey , and
w ait for all mo ving par ts to stop before lea ving
the operating position.
3. Chec k the air pressure of all four tires . If
needed, adjust to the recommended inflation;
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