6.Disconnect the positive (red) lead.

To replace the component, reverse the removal procedure.

IMPORTANT: Charge the batteries for at least 24 hours before supplying backup power to devices. The batteries charge to:

•90% of their capacity within 4 hours

•100% of their capacity within 24 hours

Cleaning battery spills

1.Put on acid-resistant boots, a chemical face shield, chemical splash goggles, and acid-resistant gloves.

WARNING: Battery acid can severely damage your eyes and skin.

2.Remove combustible materials and all sources of ignition.

3.Stop the flow of material and contain or absorb small spills with dry sand, earth, or vermiculite.

Maintenance 26