Steering Wheel And Controls; Horn Button; Arsc Set Lever; Telescoping/Tilt Wheel Lever - Komatsu HD1500-7 Operation & Maintenance Manual

Operator Cab and Controls - Section 32
Page 32-2

STEERING WHEEL AND CONTROLS

Steering wheel (1, Figure 32-2) will telescope "in"
and "out" and adjust at a tilt angle to provide a com-
fortable wheel position for most operators.

Horn Button

Horn (2, Figure 32-2) is actuated by pushing the but-
ton in the center of the steering wheel. Verify the
operation of the horn before moving the truck.
Observe all local safety rules regarding the use of the
horn as a warning signal device before starting the
engine and moving the vehicle.

ARSC Set Lever

Automatic Retard Speed Control (ARSC) set lever
(3) is used to set, cancel, or make fine adjustments to
the ARSC set speed.
(a) press this button to set
(b) increase speed (tap up)
(c) decrease speed (tap down)
(d) cancel
Refer to ARSC later in this
section for more information.

Telescoping/Tilt Wheel Lever

Adjust the tilt angle of the steering wheel by pulling
tilt adjustment lever (4, Figure 32-2) toward the steer-
ing wheel and moving the wheel to the desired angle.
Releasing the lever will lock the wheel in the desired
location. Push the lever towards the front of the truck
to telescope the column in and out. Release the lever
to lock the column adjustment.
FIGURE 32-2. STEERING WHEEL AND
CONTROLS
1. Steering Wheel
2. Horn
3. ARSC Lever
4. Telescope/Tilt Wheel
Lever

Multi-Function Turn Signal Lever

Multi-function turn signal switch (5, Figure 32-2) is
used to activate the turn signal lights, the windshield
wipers, and to select either high or low beam head-
lights.
09/11 OM3238
5. Multi-Function Turn
Signal Lever
6. Retarder Control
Lever