Toshiba 4200FA Series Operation Manual page 8

IMPORTANT SAFETY INSTRUCTIONS
CAUTION
and/or flame. An authorized, trained technician must perform annual preventative
maintenance.
CAUTION
resulting in secondary faults such as odor, smoke, and fire.
CAUTION
unauthorized personnel away from the batteries.
CAUTION
your UPS system. Refer to service manual.
DANGER
QUALIFIED PERSONNEL ONLY!
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.
electrical shock.
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, cause 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.
TOSHIBA
This unit contains sealed lead acid batteries. Lack of preventative
maintenance could result in batteries exploding and emitting gasses
Failure to replace a battery before it becomes exhausted may cause
the case to crack, possibly releasing electrolytes from inside the
battery, and
Installation and servicing of batteries should be performed by personnel
knowledgeable of batteries and the required precautions. Keep
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
A battery can present a risk of electrical shock and high
short
circuit current.
Batteries.
Contact with any part of a grounded battery can result in
The likelihood of such shock will be reduced if such grounds are
6
Observe the following when working with