EN - 20
BATTERY SERVICE
Remove Battery
1. Place unit in service position. See
Service Position on page 16.
2. Disconnect the negative cable and then
the positive cable from the battery.
See Figure 19.
3. Remove and retain hardware securing
hold-down bracket to battery.
4. Remove battery.
Clean Battery
1. Clean terminals and battery cable ends
with a wire brush.
2. Coat terminals with dielectric grease or
petroleum jelly.
Install Battery
1. Reinstall battery.
2. Reinstall positive cable and then the
negative cable.
3. Reinstall hold-down bracket using original
hardware.
4. Return seat to operating position.
Charge Battery
Check battery with a voltmeter. If battery is
less than 11 volts, charge battery.
NOTICE: DO NOT fast charge. Charging at a
higher rate damages or destroys the battery.
ONLY use an automatic charger designed for
use with your battery.
NOTICE: Always follow information provided
on battery by battery manufacturer. Contact
battery manufacturer for detailed information
about charging.
1. Remove battery from unit. See Remove
Battery on page 20.
2. Place battery on bench or other well-
ventilated area.
3. Connect positive lead of charger to
positive battery terminal.
4. Connect negative lead of charger to
negative battery terminal.
5. Charge battery following battery
manufacturer’s instructions.
6. Reinstall battery. See Install Battery on
page 20.
Jump Starting
Gravely does not recommend jump starting
your unit. Jump-starting can damage engine
and system components. Refer to engine
manual for details.
CHECK MOWER BELTS
Check belts for wear and replace as needed.
CHECK HYDRAULIC SYSTEM
Check Hydraulic Oil Level
1. Place unit in service position. See
Service Position on page 16.
See Figure 20.
2. Check oil level in expansion tanks. Oil
should reach the cold fill indicator mark.
IMPORTANT: Cold fill indicator mark is
blocked by engine. Locate additional indicator
marks on sides of tank. Engine should be
cold when checking initial oil level.
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.
CAUTION: DO NOT allow direct
metal contact across battery
posts.
Figure 19
1
1. Hold-Down Bracket