User Manual

Cab and Panel Dimmer Switch
This switch is used to alter the brightness
of the instrument panel lights and controls
the cab overhead, ambient lighting.
NOTE
The Headlight Switch is an ON or OFF
switch.
The panel lights are on full in-
tensity during the day and dim when
headlights are on.
Dump Truck Gate
Turn switch on to open Dump Truck Gate.
Engine, Brake Level
position 33% engine braking when engine
braking is active.
For more information on when and how to
use the engine brake in your vehicle, see
the engine brake owner
’s manual for
additional engine brake information.
Engine, Brake On/Off
Turn switch ON to activate Engine Brake
system. This symbol is also used for an
exhaust brake. V
ehicles equipped with an
engine brake will not also have an exhaust
brake. For more information on when and
how to use the engine brake in your
vehicle, see the engine brake owner’s
manual for additional engine brake
information.
Engine, Cruise Control On/Off
Turn switch on to activate Cruise Control
System.
Engine, Cruise Control Set/Resume
The Cruise Control Set/Resume switch
allows you to SET the desired speed or
RESUME the desired speed after the
cruise control function has been
interrupted.
Engine Fan Override
The engine fan switch allows you to control
the engine fan manually or automatically
.
With the ignition key switch ON and the fan
switch in the MANUAL position, the engine
fan will be on regardless of engine
temperature. With the engine fan switch in
the AUTOMATIC position, the engine fan
will automatically turn on when the engine
coolant reaches a temperature of about
200°F (93°C) or when the air conditioning
system has reached set point pressure.
CONTROLS - Dash Switches
If the engine brake is on, the up position
will provide 100% engine braking, the
middle position 60%, and the down
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