Komatsu WA800-3E0, Руководство по эксплуатации и техническому обслуживанию

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OPERATION
OPERATION
3-100
OPERATION OF WORK EQUIPMENT 3
WARNING
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When standing up from the operator's seat, always set
the work equipment lock lever securely to the LOCK
position. If the work equipment lock lever is not
locked, and work equipment control lever (A) is
touched by mistake, this may lead to serious personal
injury.
q
If the work equipment lock lever is not set securely to
LOCK position (L), the work equipment may move and
cause serious personal injury. Check that the work
equipment lock lever is at the position shown in the
diagram.
q
When pulling the work equipment lock lever up or
pushing it down, be careful not to touch work equip-
ment control lever (1).
Work equipment control lock lever (3) is the locking device for work equipment control lever (A).
Lower the work equipment lock lever to set it to the LOCK position.
Lift arm control lever (1) and bucket control lever (2) can be used to operate the lift arm and bucket as follows.
LIFT ARM CONTROL LEVER
Set the work equipment lock lever to the FREE position before operating the control lever.
Position (A): RAISE
Position (B): HOLD
The lift arm is stopped and held in position.
Position (C): LOWER
Position (D): FLOAT
The lift arm moves freely under external force.
When the lift arm control lever is pulled further from the raise
position, the lever is stopped in this position until the lift arm
reaches the preset kick-out position, and the lever is return to
the hold position.
NOTICE
Do not use the FLOAT position when lowering the bucket.
Use the FLOAT position when leveling, see “LEVELING
OPERATIONS (3-107)“.
Raise
Lower