PLUG GP-WATER LINES 3534568 - Caterpillar

Never move the battery disconnect switch to the OFF position while the engine is operating. Serious damage to the electrical system could result.
Illustration 1 g03628198
(1) Battery Disconnect Switch
(2) Closing Cover
(3) Wait to Disconnect LampBattery disconnect switch (1) is on the left rear side of the engine compartment.
Illustration 2 g03408964
Do not turn off the battery disconnect switch until the indicator lamp has turned off. If the switch is turned off when the indicator lamp is illuminated the Diesel Exhaust Fluid (DEF) system will not purge the DEF. If the DEF does not purge, DEF could freeze and damage the pump and lines.
Battery Disconnect Switch - The battery disconnect switch can be used in order to disconnect the battery from the machines electrical system. The key must be inserted into the battery disconnect switch before the battery disconnect switch can be turned.
ON - To activate the electrical system, insert the disconnect switch key and turn the battery disconnect switch clockwise. The battery disconnect switch must be turned to the ON position before you start the engine.
OFF - To deactivate the electrical system, turn the battery disconnect switch counterclockwise to the OFF position.The battery disconnect switch and the engine start switch perform different functions. The entire electrical system is disabled when you turn the battery disconnect switch to the OFF position. The battery remains connected to the electrical system when you turn the engine start switch to the OFF position.Turn the battery disconnect switch to the OFF position and remove the key when you service the electrical system or any other machine components. Lock out access to the battery disconnect switch by closing cover (2) and installing a padlock.Turn the battery disconnect switch to the OFF position and remove the disconnect switch key after you operate the machine. This will prevent the battery from being discharged. The following problems can cause battery discharge:
short circuits
current draw via some components
vandalismFire Suppression System-Battery Disconnect Switch
In the event of a power disruption, the (optional) factory installed fire suppression system will remain activated by the fire suppression system battery backup. Also, when the machine battery disconnect switch is in the OFF position, the fire suppression system will remain powered by the fire suppression system backup battery.