Product Manual
Page 11 of 17
for use in case battery acid contacts your eyes, skin or clothing. If this happens, wash immediately
with soap and water, and then get medical attention.
Risk of explosion. Batteries contain acid and produce explosive gases. Keep sparks, flames, and
cigarettes away from the battery at all times.
Wear ANSI Z87.1 compliant safety goggles and face shield during use.
Do not use an extension cord.
Remove metal items such as rings, bracelets and necklaces while working with this charger. Lead
acid batteries can produce a short circuit high enough to cause burns.
Use only in a well-ventilated area.
Do not operate if cords or wires are frayed or defective, or if charger base is defective in any way.
Do not attempt to open the charger as this could result in electric shock. Replace damaged parts
before continuing use.
Do not charge a frozen battery.
1. If it is necessary to remove the battery prior to charging, always remove the grounded terminal
first. Ensure all electrical accessories are off prior to charging.
2. It is best to clean the battery terminals prior to charging. Using a battery terminal brush is a good
way to remove corrosion.
3. When charging a lead-acid battery that is not sealed, it may be necessary to add distilled water
into battery so the battery acid solution reaches the level as specified by manufacturer. Careful do
not overfill the battery.
4. Read individual precautions and warnings outlined by the battery manufacturer relative to
charging / maintaining. Ensure that charger clips make a tight connection.
Operating Instructions
⚠WARNING
Changes or modifications to this unit not expressly approved by the party responsible for
compliance could void the user’s authority to operate the equipment.
#56766-6V/12V 3A Smart Charger
Permanent Ring Connectors
1. Loosen and remove the nuts from the battery terminals.
2. Connect the red positive (+) ring connector to the positive (+) battery terminal.
3. Connect the black negative (-) ring connector to the negative (-) battery terminal.
4. Replace and tighten the nuts on the battery terminals.
5. Connect the ring connector cable to the charger/maintainer and position the wires to reduce the
risk of damage by the moving engine parts.
6. Plug the AC power cord into a properly grounded outlet.
Automatic Charging Mode