.
ATTACHMENTS AND OPTIONS
MACHINE READY FOR ATTACHMENT
When Using General Attachment Such as Crusher
With the working mode set to P mode or E mode, set the lock pin
to FREE position (c) for both the front and rear, and depress the
front or rear of the pedal to actuate the attachment.
1.
Set the working mode to P mode or E mode.
2. If it is necessary to adjust the oil flow, see "Setting Oil Flow (PAGE 3-29)".
Precautions when using
Check that the stop valve is at the FREE position.
Check that the working mode is P mode or E mode.
For details of the path of the oil, see "HYDRAULIC CIRCUIT (PAGE 6-8)".
For other precautions related to the handling of attachment, follow the explanation in the operation manual
provided by the attachment manufacturer to operate the attachment correctly.
LONG TERM STORAGE
If the equipment is not to be used for a long time, do as follows.
Set the stop valve in the LOCK condition.
Install the plug and O-rings to the valves.
Set the lock pin at the LOCK position.
If there is no breaker or general attachment installed, operating the pedal may cause overheating and other
problems.
SPECIFICATIONS
Hydraulic specifications
Max. merging oil flow 225 x 2 liters / min
Safety valve of service valve relief setting pressure 27.47 MPa (280 kg/cm
2
, 3980 PSI)(except B mode)
Safety valve of service valve cracking pressure 24.53 MPa(250 kg/cm
2
, 3550 PSI)(except B mode)
Safety valve of service valve relief setting pressure 20.59 MPa (210 kg/cm
2
, 2980 PSI)(B mode)
Safety valve of service valve cracking pressure 17.20 MPa(175 kg/cm
2
, 2490 PSI)(B mode)
In addition, valves with a safety valve relief set pressure of 24.53 MPa (250 kg/cm
2
, 3550 PSI) and relief valve
cracking pressure of 20.11MPa (205 kg/cm
2
, 2911 PSI) are also avilable so please contact your Komatsu distributor.
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