Battery; Jump Starting; Charging Battery - Jacobsen R-311T Parts & Maintenance Manual

4 MAINTENANCE
4.9

BATTERY ________________________________________________________________________________

Make absolutely certain the ignition switch is OFF and the key has
been removed before servicing the battery.
!
Always use insulated tools, wear protective glasses or goggles,
and protective clothing when working with batteries. You must
read and obey all battery manufacturer's instructions.
Tighten cables securely to battery terminals and apply a light coat of
silicone dielectric grease to terminals and cable ends to prevent
corrosion. Keep vent caps and terminal covers in place.
Check the electrolyte level every 100 hours. Keep the cable ends,
battery, and battery posts clean.
Verify battery polarity before connecting or disconnecting the battery
cables.

4.10 JUMP STARTING__________________________________________________________________________

Before attempting to "jump start" the mower check the condition of the
discharged battery. See Section 4.9
WARNING
!
Batteries generate explosive hydrogen gas. To reduce the chance
of an explosion, avoid creating sparks near battery. Always
connect the negative jumper cable to the frame of the mower with
the discharged battery away from the battery.

4.11 CHARGING BATTERY _____________________________________________________________________

WARNING
!
Charge battery in a well ventilated area. Batteries generate
explosive gases. To prevent an explosion, keep any device that
may create sparks or flames away from the battery.
To prevent injury, stand away from battery when the charger is
turned on. A damaged battery could explode.
Refer to Section 4.9. Read the Battery and Charger's manual for
1.
specific instructions.
2. Whenever possible, remove the battery from the mower before
charging. If battery is not sealed, check that the electrolyte
covers the plates in all the cells.
20
CAUTION
1. When installing the battery, always assemble the RED, positive
(+) battery cable first and the ground, BLACK, negative (-) cable
last.
2. When removing the battery, always remove the ground,
BLACK, negative (-) cable first and the RED, positive (+) cable
last.
3. Make sure battery is properly installed and secured to the
battery tray.
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 your hands after
handling.
When connecting jumper cables:
1. Stop the engine on the vehicle with a good battery.
2. Connect RED jumper cable to the positive (+) terminal on the
good battery and to the positive (+) terminal on the "discharged"
battery.
3. Connect the BLACK jumper cable from the negative
terminal on the good battery to the frame of the mower with the
discharged battery.
After cables have been connected, start the engine on the vehicle
with the good battery then start the mower.
3. Make sure the charger is "Off". Then connect the charger to the
battery terminals as specified in the charger's manual.
4. Always turn the charger "Off" before disconnecting charger from
the battery terminals.
(-)