—Strict adherence to the following precautions is a requirement when working with
batteries—
Disconnect charging source prior to connecting or disconnecting battery terminals.
To be performed by Qualified Personnel only.
1. Verify that the UPS is off and that the power cord is disconnected from the power
source.
2. Disconnect charging source prior to connecting or disconnecting battery terminals.
3. Remove watches, rings or other metal objects.
4. Use tools with insulated handles to prevent inadvertent shorts.
5. Wear rubber gloves and boots.
6. Do not place tools or any metal parts on top of batteries.
7. Determine if the battery is inadvertently grounded. If inadvertently grounded,
remove source of ground.
Contact with any part of a grounded battery can result in electrical shock.
The likelihood of shock will be reduced if such grounds are removed prior to
installation or maintenance.
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