Komatsu PC16R-3 Operation & Maintenance Manual page 266

Hydraulic excavators
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PREPARATION FOR EQUIPMENT INSTALLATION (only for machines with proportional controls)
6.
Horn button
To activate the sound alarm, press the button positioned on the
handle of the right lever.
7-8. 2nd and 3rd line activation switches
When the right switch is pressed, the 2nd line is activated.
Press the switch again the 2nd line is turned off.
The activation of the 2nd line is marked by a light (a) positioned
on the left armrest.
When the left switch is pressed, the 3rd line is activated.
Press the switch again the 3rd line is turned off.
The activation of the 3rd line is marked by a light (b) positioned on
the left armrest.
NOTE
• The activation of the 2nd line switch when pressed turns off the
3rd line and vice versa.
To turn off both lines, need to press the switch again of the line
q
activated.
After stopping machine at the next start the 2nd and 3rd line are
q
turned off.
264
WEAM012405
RKA62991
RKA62990

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