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Installation 21
Connecting the batteries
WARNING: The unit contains sealed lead-acid battery modules. To prevent fire or
chemical burns:
• Do not attempt to recharge batteries after removal from the unit.
• Do not disassemble, crush, or puncture the batteries.
• Do not short the external contacts of the batteries.
• Do not immerse the batteries in water.
• Do not expose to temperatures higher than 40°C (104°F).
WARNING: To prevent personal injury from hazardous energy:
• Remove watches, rings, or other metal objects.
• Use tools with insulated handles.
• Do not place tools or metal parts on top of batteries.
IMPORTANT: Before performing the following tasks, be sure that the unit is powered down and
disconnected from the utility power source.
1. Remove the UPS front bezel.