SEAL AS 2397943 - Caterpillar

Batteries give off combustible gases which can explode. A spark can cause the combustible gases to ignite. This can result in severe personal injury or death.Ensure proper ventilation for batteries that are in an enclosure. Follow the proper procedures in order to help prevent electrical arcs and/or sparks near batteries. Do not smoke when batteries are serviced.
The battery cables or the batteries should not be removed with the battery cover in place. The battery cover should be removed before any servicing is attempted.Removing the battery cables or the batteries with the cover in place may cause a battery explosion resulting in personal injury.
Ensure that the engine is stopped. Refer to this manual , "Stopping the Engine". Ensure that all electrical loads are removed.
Turn off any battery chargers. Disconnect any battery chargers.
Remove the NEGATIVE "-" terminal connection on the battery. Ensure that the terminal can not contact the terminal on the battery.
Remove the POSITIVE "+" terminal connection on the battery. Note: Always recycle a battery. Never discard a battery. Return used batteries to an appropriate recycling facility.
Remove the used battery.
Install the new battery. Note: Before the terminal connections are connected, ensure that the engine start switch is OFF.
Connect the POSITIVE "+" connection to the POSITIVE "+" terminal on the battery.
Connect the NEGATIVE "-" terminal connection to the NEGATIVE "-" terminal on the battery.