Komatsu WA380-8 Operation & Maintenance Manual page 170

EXPLANATION OF COMPONENTS
REMOTE POSITIONER SWITCH
The remote positioner switch is used to freely set the stopping position of the boom and bucket.
If you release your hand from the switch, it automatically re-
turns to its original position.
Position (A): Sets or cancels stopping position of boom
Position (B): Sets or cancels stopping position of bucket
For the setting and canceling method of the remote positioner,
see "REMOTE POSITIONER (3-214)".
AUTO-DIGGING SWITCH
• Keep the auto-digging switch off during other works than digging work.
• If the kickdown switch is pressed and the gear is shifted to FORWARD 1st while the auto-digging
switch is set to ON, the mode becomes the auto-digging mode, and the boom may rise automatical-
ly or the bucket may tilt automatically.
• Keep the auto-digging switch off during dozing work. If the auto-digging switch has been set to ON
before the work, the auto-digging may start.
• Keep the auto-digging switch off when other attachments than a bucket are installed.
• Keep the auto-digging switch off when driving the machine on public road.
The auto-digging switch is used to turn on and off the auto-dig-
ging.
Each time position (A) of the switch is pressed, the function
switches between ON and OFF.
If you release your hand from the switch, it automatically re-
turns to its original position.
For the method of the auto-digging, see "METHOD FOR AU-
TO-DIGGING (3-205)".
SECONDARY STEERING SWITCH
The secondary steering switch is used to operate the secon-
dary steering manually.
Even when the engine is stopped, pressing this switch allows
operating the steering.
Position (A): ON
The pilot lamp in the switch and the secondary steering pilot
lamp on the machine monitor light up, and you can operate the
steering.
When you release your hand from the switch, it automatically
returns to its original position.
Do not actuate the secondary steering except in trouble or checking the function.
The secondary steering is continuously operable up to 60 seconds.
When using the secondary steering, limit the travel speed to 5 km/h or less.
For details, see OPERATION, "HANDLE SECONDARY STEERING SYSTEM (3-201)".
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CAUTION
OPERATION