Komatsu PC16R-3, Operation & Maintenance Manual

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INSTRUMENTS AND CONTROLS
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corresponding warning light goes out. Release the key, which will automatically return to position OFF. Start the
engine by rotating the key to position START.
IMPORTANT
q
If the engine has stopped due to lack of fuel, start it by proceeding as follows: turn the ignition switch to
position ON, wait for 15 seconds and then turn the key to position START.
2. Horn
This button is positioned at the centre of the right lever knob and
serves to send out a warning signal at the beginning of work and
in case of danger.
3. Working lights switch
This is a three-position switch used to turn on the working head-
lamps and the light of the indicators and warning lights display.
The first click position (LED on) turns on the working headlamp on
the boom and the indicators and warning lights display is lit. The
second click position also turns on the working headlamps (ma-
chine with cab) or working headlamps on the protective structure
(machine with canopy).
4. Travel speed selection switch
WARNING
q
When loading or unloading the machine on/from a motor
vehicle, always travel at low speed. Never operate the trav-
el speed selection switch during the loading or unloading
operation.
q
If the travel speed is switched over from high to low when
the machine is travelling, the machine may deviate to one
side, even if it is travelling straight.

Stop the machine before changing speed.
This is a two-position switch and is used to change over from high
to low speed or vice versa.
High travel speed (A): When the switch is in this position, the high speed is selected and the speed in-
crease warning light on the display comes on .
Low travel speed (B): When the switch is in this position, the low speed is selected and the warning
light goes out.
NOTE
q
When the engine is started, the low speed is automatically selected.

When the machine travels on soft ground or up a slope at high speed and the load increases, the low speed is
automatically selected, but the speed increase warning light remains on. When the load is reduced, the travel
system automatically changes over to high speed.
RKA10590
RKA23540
RKA26550
A B
WEAM012405