User Guide
TROJAN BATTERY
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4.3.Cleaning
Check the battery for cleanliness at regular intervals and keep terminals and connectors free of corrosion.
Terminal corrosion may adversely aect the performance of the battery and present a safety hazard.
î For ooded batteries, check that all vent caps are secured properly on the battery.
î Clean the top of the battery, terminals, and connections with a cloth or non-metallic brush, and a
solution of baking soda and water comprised of 1 cup of baking soda to 1 gallon of water
(60 ml of baking soda per liter of water). Do not allow cleaning solution to get inside the battery.
î Rinse with water and dry with a clean cloth.
î Apply a thin coat of terminal protector spray which can be purchased through your local battery dealer.
î Keep the area around batteries clean and dry.
5 Charging & Equalizing
5 .1. Initial Charging
Due to the potential for self-discharge during shipping and storage, batteries should be given a full
charge prior to rst use. See the next section for details on proper charging.
5.2. Normal Charging
Proper charging is imperative to maximize battery performance. Both under- or over-charging batteries
can signicantly reduce the life of the battery. Most chargers are automatic and pre-programmed, while
others are manual and allow the user to set the voltage and current values.
î Charge only in well-ventilated areas.
î Batteries should be fully charged after each use. “Use” is dened as 30 minutes or more of runtime.
î Before charging, make sure the charger is set to the appropriate program for deep cycle ooded/
wet, AGM, or gel batteries.
î Charging time will vary depending on battery size, charger output, and depth of discharge.
î Lead-acid batteries do not have a memory eect and should not be fully discharged prior to charging.
î Temperature compensated charging is desirable for all batteries, but should always be used
with AGM and gel batteries. Temperature compensation coecients raise the voltage/cell for
temperatures below 77°F (25°C), and lower the voltage/cell for temperatures above 77°F (25°C).
î Never charge a frozen battery.
î Avoid charging at temperatures above 122°F (50°C).