TM 9-2320-361-10 2-4. CHASSIS CONTROLS AND INDICATORS (Contd) Key 1 2 3 4 5 6 7 8 Item and Function Windshield Wiper and Reset Button is pushed in to reset wiper motor. Windshield Wiper Lever is used to manually operate windshield wiper. Windshield Clamping Screws lock windshield in any open position. Windshield Locking Handle locks windshield in closed position. Service Brake Pedal is depressed to slow or stop vehicle. Clutch Pedal is depressed to disengage engine from transmission and allows shifting to a different gear ratio. When clutch pedal is released, engine engages transmission. Dimmer Switch is depressed to raise or lower headlight beam. Accelerator Pedal controls engine speed. When pressed down, engine speed increases. When released, engine speed decreases. 2-4