Gravely ZT 1334 Owner's/Operator's Manual page 22

3. Check mower blade balance by sliding
mower blade on an unthreaded bolt. If
blade is balanced, it should remain in a
horizontal position. If either end of
mower blade moves downward, sharpen
the heavy end until mower blade is
balanced.
4. Install mower blade on unit (see
REPLACING MOWER BLADE on
page 21).
DO NOT Sharpen to this Pattern
Sharpen to this Pattern
Discard if
more than
1/2 in.
(1/27 cm)
1
1. Air Lift Erosion
2. Cutting Edge
Figure 15
SERVICING THE BATTERY
NOTE: Unit comes equipped with a
maintenance-free battery that requires no
regular maintenance except cleaning the
terminals.
WARNING: Battery posts,
terminals and related accessories
contain lead and lead
compounds, chemicals known to
the State of California to cause
cancer and reproductive harm.
Wash hands after handling.
2
GB - 22
Battery Removal and Installation
Remove (Figure 16)
1. Tip seat forward (see TIPPING SEAT
FORWARD on page 18).
2. Disconnect negative (–) cable first, then
positive (+) cable.
3. Remove battery hold-down bracket and
battery from unit.
Install (Figure 16)
1. Install battery on the unit with battery
hold-down bracket.
2. Connect positive (+) cable first, then
negative (–) cable.
3. Apply petroleum jelly or dielectric grease
to battery cable ends and terminals.
4. Tip seat back (see TIPPING SEAT
FORWARD on page 18).
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6
1. Positive (+) Terminal
2. Positive (+) Cable
3. Battery Hold-Down Bracket
4. Battery
5. Negative (–) Terminal
6. Negative (–) Cable
Figure 16
Cleaning Battery and Battery Cables
(Figure 16)
1. Tip seat forward (see TIPPING SEAT
FORWARD on page 18).
2. Disconnect negative (–) cable first, then
positive (+) cable.
3. Clean battery cable ends, negative (–)
terminal, and positive (+) terminal with a
wire brush and rinse with a weak baking
soda solution.
4. Connect positive (+) cable first, then
negative (–) cable.
5. Apply petroleum jelly or dielectric grease
to battery cable ends and terminals.
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