Komatsu PC210-10 DEMOLITION BASE SPEC., Operation & Maintenance Manual

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ATTACHMENTS AND OPTIONS MACHINE READY FOR INSTALLATION OF ATTACHMENT
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5. Set the lock lever to LOCK position (L).
6. Loosen slowly oil filler cap (F) on the top of the hydraulic
tank to release the internal pressure in the hydraulic circuit.
7. After checking that the hydraulic oil temperature has gone
down, remove the plugs from 2 places at the outlet port and
inlet port.
Be careful not to get any dirt or mud on the hose fitting.
If the O-ring is damaged, replace it with a new part.
8. Connect the hose on the attachment side.
When doing this, check the direction of flow of the oil and be
careful not to make any mistake.
9. Set the rotor of the stop valve installed to the inlet port on
the side face of the arm and the outlet port piping to FREE
position (a).
(a) FREE: Hydraulic oil flows (direction of arrow is parallel to
longish direction of arm)
(b) LOCK: Hydraulic oil does not flow (direction of arrow is at
right angle to longish direction of arm)
q
When setting the FREE or LOCK position of the stop
valve, remove bolt (1), and washer (2) fit lever (3) and
refit bolt (1) and washer (2) rotate valve to furthest posi-
tion clockwise or anti-clockwise. After setting Remove
lever (3) and refit bolt (1) washer (2).
10. After installing the attachment, check the oil level in the
hydraulic tank.
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