Do you have a question about the GUARDIAN 4 and is the answer not in the manual?
Questions and answers
S w storey
July 23, 2025
Charging 6v agm batteries . Hooked up as normal indicators were al showing good and charging. Come back 7 hrs later batteries were swelled up and error light is flashing. This has happened on two different batteries in a row. Unit had worked well until now . Mean while I am out two batteries for my electric fence.
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MULTI-PURPOSE BATTERY CHARGER + MAINTAINER WARNING: This product can expose you to chemicals, including Vinyl-Chloride, Styrene and Acrylonitrile, which are known to the State of California to cause cancer. For more information, go to www.P65Warnings.ca.gov ULTIMATE CHARGE PROTECTION...
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Use a slightly dampened cloth to clean the housing and lead sets. Do not use IMPORTANT SAFETY INSTRUCTIONS - READ THESE FIRST solvents or soaps. 11. Place the power cords where they will not be stepped on, tripped over or subjected to stress or abuse.
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C PREPARATION FOR CHARGING D CHARGING WHEN BATTERY IS INSTALLED IN VEHICLE RISK OF CONTACT WITH BATTERY ACID. A SPARK NEAR THE BATTERY MAY CAUSE BATTERY EXPLOSION. BATTERY ACID IS A HIGHLY CORROSIVE SULFURIC ACID. TO REDUCE RISK OF A SPARK NEAR BATTERY: Be sure the area around the battery is well ventilated while the battery is being Position the AC and DC cables to reduce the risk of damage by the hood, door and charged.
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E CHARGING WHEN BATTERY IS OUTSIDE VEHICLE G SETTING UP AND OPERATION A SPARK NEAR THE BATTERY MAY CAUSE BATTERY EXPLOSION. WARNING: DO NOT CHARGE BATTERY TYPES OUTSIDE TO REDUCE RISK OF A SPARK NEAR BATTERY: OF THE CHARGER’S WORKING CAPABILITY. Check the polarity of battery posts.
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Smart Clamp Technology The charger will supply power to the output leads only when a correct connection Distributed by Interstate Batteries, Dallas, TX 75251 USA is made. interstatebatteries.com...
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Do you have a question about the GUARDIAN 4 and is the answer not in the manual?
Questions and answers
Charging 6v agm batteries . Hooked up as normal indicators were al showing good and charging. Come back 7 hrs later batteries were swelled up and error light is flashing. This has happened on two different batteries in a row. Unit had worked well until now . Mean while I am out two batteries for my electric fence.