TM-9-2320-280-20 HMMWV Technical Manual Unit Maintenance Volume 1 Download
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TM 9-2320-280-20-1 1-25. WINDSHIELD WIPER/WASHER SYSTEM OPERATION The following miscellaneous components and circuits are not covered in any of the other electrical systems: WINDSHIELD WIPER MOTOR - When knob is turned to “LOW” or “HIGH” position, circuit 27 carries battery power to wiper motor to activate windshield wipers. CIRCUIT 57- Provides a ground circuit for wiper motor. WINDSHIELD WASHER MOTOR - When knob on wiper motor is pushed, the washer motor is activated through circuit 71 to spray water onto windshield. 1-44