OPTION-KEY 3156695 - Caterpillar

If the wiper does not operate with the switch in the ON position, turn the switch off immediately. Check the cause. If the switch remains on, motor failure can result.
Illustration 1 g01145956
Machines that are equipped with a cab have a window wiper as standard equipment. The switch that operates the wiper blade and the washer is located on the back of the left console in the cab.
If the washer is used continuously for more than twenty seconds or used when no washer solution comes out, pump failure can result.
Window Wiper Switch and Switch for Window Washer - Turn the switch clockwise in order to turn on the wiper. Turn the switch counterclockwise in order to turn off the wiper. Push in on the switch in order to spray washer fluid on the window. Release the switch in order to stop spraying washer fluid.