TOSHIBA
7
IMPORTANT SAFETY INSTRUCTIONS (CONT.)
WARNING
Personnel knowledgeable of batteries and the required precautions
should perform installation and servicing of batteries. Keep
unauthorized personnel away from the batteries.
WARNING
Proper maintenance to the battery system of this unit must be done by a
qualified service technician, this is essential to the safety and reliability of
your UPS system. Refer to the service manual.
A battery can present a risk of electrical shock and high short
DANGER
circuit current.
The following precautions should be observed when
working with batteries:
1)
Verify that the UPS is off and that the power cord is disconnected from the power source.
2)
Remove watches, rings or other metal objects.
3)
Use tools with insulated handles to prevent inadvertent shorts.
4)
Wear rubber gloves and boots.
5)
Do not lay tools or metal parts on top of batteries.
6)
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 such shock will be reduced if such grounds are removed during
installation and maintenance.
7)
Verify circuit polarities prior to making connections.
8)
Disconnect charging source and load prior to connecting or disconnecting terminals.
9)
VRLA batteries contain an explosive mixture of hydrogen gas. Do not smoke, or create a flame
or spark in the immediate area of the batteries. This includes static electricity from the body.
10)
Do not attempt to open the batteries in order to add water or sample the specific gravity of the
electrolyte. The batteries are valve regulated lead acid type and such servicing is not possible
without damaging the battery.
11)
Use proper lifting means when moving batteries and wear all appropriate safety clothing and
equipment.
12)
Do not dispose of lead acid batteries except through channels in accordance with local, state
and federal regulations.
