Operation - Section 32 02/10 OM3237 Page 32-16 Operator Cab and Controls Headlight Switch Instrument panel lights, clear- ance lights, and headlights are controlled by headlight switch (27, Figure 32-10). OFF is selected by pressing the bottom of the switch. Press the top of the switch until it reaches the first detent to select the panel, clearance, and tail lights only. Press the top of the switch again until it reaches the second detent to select the headlights, as well as the panel, clearance, and tail lights.
Panel Illumination Lights Dimmer Rheostat Panel illumination lights dimmer rheostat (28, Figure 32-10) allows the operator to vary the brightness of the instruments and panel lights. Rotating the knob to the full counterclockwise position turns the panel lights on to the brightest condition. Rotating the knob clockwise continually dims the lights until the OFF position is reached at the full clockwise rotation. Payload Meter Switch Payload meter switch (29, Figure 32-10) is a two-way, momentary switch. The top position is the select position which is used to step through the different dis- plays.
The lower position is the set position which is used to set the operator ID or clear the load and total ton counters. Refer to Payload Meter in this module for a complete description of the payload meter system and its functions.