Operation - Section 3 OM3006.2 04/98 Page 3-12 Operator Cab and Controls STEERING WHEEL AND CONTROLS The steering wheel (1, Figure 3-2) will telescope ‘‘in’’ and ‘‘out’’ and adjust through a tilt angle to provide a comfortable wheel position for most operators. HORN BUTTON The horn (2, Figure 3-2) is actuated by pushing the button in the center of the steering wheel. Operation of the horn should be verified before moving the truck. Observe all local safety rules regarding the use of the horn as a warning signal device before starting engine and moving the vehicle.
TELESCOPE LOCK RING The Telescope Lock Ring (3, Figure 3-2) around the horn button locks/unlocks the telescoping function of the steering column. Rotating the ring (*) counter- clockwise (L.H. rotation), releases the column to move "in" or "out". Rotating the ring clockwise (R.H. rotation), locks the column in the adjusted position. (*) DO NOT ROTATE RING MORE THAN 90° ! Electrical ground wire may be cut! FIGURE 3-2. STEERING WHEEL AND CONTROLS 1. Steering Wheel 4. Tilt Wheel Lever 2. Horn 5. Turn Signal Lever 3. Telescope Lock Ring 6. Retarder Control Lever Windshield Wiper / Washer Control The Windshield Wiper Control is used to activate the wiper blades and washer system.
This control is on the Turn Signal Lever and has three wiper speed settings and a washer control: TILT WHEEL LEVER Adjust the tilt of the steering wheel by pulling the tilt adjustment lever (4, Figure 3-2) toward the steering wheel and moving the wheel to the desired angle. Releasing the lever will lock the wheel in the desired location. TURN SIGNAL / HEADLIGHT DIMMER The Turn Signal Lever (5, Figure 3-2) is used to activate turn signal lights and to select either high or low head- light beams. Rotate the knob on the end of the lever clockwise (from OFF position) to activate the various speed selections. Move the lever upward to signal a turn to the right. OFF: Wipers are Off.
An indicator in the top, center of the instrument display panel will illuminate to indicate turn direc- tion selected. Refer to INSTRUMENT PANEL & INDICATOR LIGHTS. Wipers operate at Intermittent speed. Wipers operate at Low speed. Move the lever downward to signal a turn to the left. Wipers operate at High speed. Grasp control knob and push in (toward steering column) to spray washer liquid onto windshield. Moving the lever toward the steering wheel will change the High/Low Headlight beam. When high beams are selected, the indicator in the top, center of the instru- ment display panel will illuminate.