Driver Controls and Instruments fluid will be sprayed onto the windshield as long as the switch is depressed. See Fig. 3.10 . On vehicles with intermittent wipers with rocker switch and slider switch controls, push the slider switch all the way up to operate the windshield washer. See Fig. 3.11 . On vehicles with intermittent wipers with a double- paddle switch, push in the bottom paddle to turn the washers on. When pushed in for less than 1/2-second, the wipers will perform a single, low speed dry wipe (mist function). When pushed and held in, the wash cycle begins and continues for three wiper blade cycles, or until the paddle is released. See Fig. 3.12 . ENG DOWN 1 11/21/97 f610030 1.
Windshield Wiper/Washer Switch Interrupt Switch, Optional A spring-loaded interrupt switch operates the marker lights and taillights. With the vehicle lights on, depress and release the interrupt switch to briefly turn off the marker lights and taillights. See Fig. 3.13 . Fig. 3.12, Double-Paddle Switch Location, With Intermittent Wiper Function CAUTION Caterpillar Electronic Engine Operator Control Do not move the wiper arms manually. Wiper motor damage will occur if the arms are moved. Caterpillar electronic engines use a computer (elec- tronic control module) to automatically control engine timing and fuel injection.
The electronic features of these engines include an electronic governor, fuel-to-air ratio control, programmable engine ratings, injection Windshield Washer On vehicles without intermittent wipers, depress the washer rocker switch to operate the washer. Washer 3.9