5-12
PC210/240-ENG
WHEN USING GENERAL ATTACHMENT SUCH AS CRUSHER
When the pedal is depressed at the front or rear portions, the attach-
ment is actuated.
Precautions when using
• Check that the stop valve is at the FLOW position.
• Confirm that the selector valve is set to the position for general at-
tachments such as the crusher.
For details of the oil path, see 28.2 “HYDRAULIC CIRCUIT’’.
• For other precautions when using the attachment, see the instruction
manual provided by the attachment manufacturer.
28.5 LONG TERM STORAGE
If the equipment is not to be used for a long period, do as follows.
• Set the stop valve to the STOP position.
• Install the blind plugs and O-rings to the arm and tubes.
If the pedal is operated when there is no breaker or general attach-
ment installed, it will cause overheating and other problems.
28.6 SPECIFICATIONS
Hydraulic specifications
• Max. flow when flow is joined:
191 x 2 liter/min (50 x 2 US gal/min. 42 x 2 UK gal/min)
• Safety valve relief set pressure of service valve:
27500 kPa (280 kg/cm
2
, 3980 psi)
• Safety valve cracking set pressure of service valve:
24500 kPa (250 kg/cm
2
, 3550 psi)
• Left hand boom piping flow and right hand flow can have different
pressures.
Consult your dealer for various pressures available.
28. MACHINES READY FOR ATTACHMENTS
a
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