PRECAUTIONS FOR MAINTENANCE
PRECAUTIONS FOR CHECK AND MAINTENANCE
• When
performing the check and maintenance of the machine, turn off the automatic control of blade and
turn off the control box power supply.
If you perform the check while control box power supply is turned on, and you touch the Auto/Manual switch
accidentally, the automatic control of blade may be turned on, and the blade start moving, resulting in seri-
ous personal injury or death.
• Only when performing the check and adjustment for the automatic control of blade, turn on the control box
power supply, and perform the check and adjustment. Check that there are no persons or obstacles in the
area around the machine.
PRECAUTIONS FOR GNSS ANTENNA
• Cable connector of the GNSS antenna is looseness-free structure. Check is not needed.
• If the GNSS antenna contacts with obstacles during operation or traveling, and it has to be checked and
replaced, ask your Komatsu distributor.
• There is a danger of falling or tipping over that can lead to serious personal injury or death. Do not get on
the cab to check the GNSS antenna.
SAFETY PRECAUTIONS FOR MAINTENANCE
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