Komatsu HB215LC-3 Operation & Maintenance Manual page 445

Hydraulic excavator
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ATTACHMENTS AND OPTIONS
CONTROL PEDAL
If you perform operations with your foot on the pedal, the attachment may suddenly move if you de-
press the pedal by mistake, and this may lead to serious personal injury or death. Lock the pedal with
the lock pin when pedal operation is not necessary.
When the attachment operation is performed, the screen on the machine monitor is automatically switched to
the bird's eye view display of KomVision.
Control pedal (3) is used to control the attachment.
When the front, centre (neutral), and rear of the pedal are depressed, the movement of the attachment is as
follows.
Hydraulic breaker
Front of pedal (A)
Actuated
Centre of pedal (neutral) (N)
Stopped
Rear of pedal (B)
Stopped
REMARK
Regarding other attachments, discuss with the attachment
manufacturer how the pedal and attachment operate at the
time of installation before using it.
Before start using the attachment, make sure that the attach-
ment operates normally.
LOCK PIN
NOTICE
Before changing the position of the lock pin, stop the engine.
If you depress the pedal to (D) side with lock pin at (c) position when using the breaker, it may cause
malfunction and breakage of breaker. Always put the lock pin at (b) position when using the breaker.
The lock pin locks the control pedal.
Position (a)
Lock
Position (b)
Only front of pedal can be operated fully (rear is locked)
Position (c)
Both front and rear of pedal can be operated fully
REMARK
Set the lock pin to (a) position except when using the attach-
ment.
When using the breaker, use the working mode selector switch
on the monitor switch portion to set the working mode to B
mode, and set the lock pin to position (b) when using the pedal.
When using the crusher, use the working mode selector switch
on the monitor switch portion to set the working mode to ATT
mode, and set the lock pin to position (c) when using the pedal.
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT
k
k
WARNING
6-11

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