Komatsu PC210-10 DEMOLITION BASE SPEC., Руководство по эксплуатации и техническому обслуживанию, Страница: 413 / 458

ATTACHMENTS AND OPTIONS MACHINE READY FOR INSTALLATION OF ATTACHMENT
6–15
SELECTOR VALVE
SELECTOR VALVE:PC220-PQH0-043K00A
This valve (2) switches the flow of hydraulic oil.
It is automatically switched according to the selected working
mode. It is necessary to switch the working mode to match the
attachment that is installed. When changing the working mode,
see "HYDRAULIC CIRCUIT (6-18)".
NOTICE
If a service circuit from the attachment maker has been
added, the return circuit may not switch automatically.
ATTACHMENT CONTROL PEDAL
Attachment Control Pedal:PC-PK41-043K00A
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WARNING
Do not carry out operations with your foot on the pedal. If the pedal is depressed by mistake, the attach-
ment may suddenly move and cause a serious personal injury. Lock the pedal with the lock pin when you
are not operating the attachment with the pedal.
Do not press breaker switch when using attachment control pedal.
This 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 (N): Stopped
Rear of pedal (B): Stopped
Regarding other attachments, hold a meeting with the attach-
ment manufacturer at the time of installation to see the opera-
tion of the pedal and attachment before using it.
LOCK PIN
Lock Pin:PC-PK42-043K00A
This pin (4) locks the control pedal.
Position (a): Locked
Position (b): Only front of pedal can be operated to full travel
position (rear is locked)
Position (c): Both front and rear of pedal can be operated to full
travel position
q
When not using the attachment, set the lock pin to position
(a).
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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, and position (a) when using the breaker
switch (9).
q
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 and position (a) when using the rolling
switch (7).