Komatsu WA380-8, Operation & Maintenance Manual

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METHOD FOR OPERATING REMOTE BOOM POSITIONER
METHOD FOR OPERATING RAISE REMOTE BOOM POSITIONER
1.
Set the boom to a desired RAISE stop position above the
horizontal.
2.
Set the boom control lever to HOLD position and press po-
sition (a) of switch (1).
A “beep” sounds and the position is set.
Operation checkup procedure
• Lower the boom once, move the boom control lever to RAISE detent position and then release your hand
from the lever.
• The boom rises and then stops at the moment when the boom control lever returns from the detent position
to HOLD position.
REMARK
When setting RAISE detent, if the boom is very close to the position specified by the positioner (approximately
within 2 °), the boom control lever does not set to the detent position.
OPERATION MACHINE OPERATIONS AND CONTROLS
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