9.
Open dirt cover (1).
10.
Lock securely with hood support lever (2).
11.
Loosen bolt (3) and remove plate (4) on the top of oil filler
port (F).
12.
Remove the cap of oil filler port (F) gradually to release the
internal pressure.
13.
Remove the cap of oil filler port (F).
14.
Check that the hydraulic oil temperature is low.
15.
Remove the plugs (2 places) at the outlet and inlet.
Be careful not to get any dirt or mud on the hose fitting.
If O-ring is damaged, replace it with a new one.
16.
Connect the hose on the attachment side.
Check
the direction of flow of the oil and be careful not to
make any mistake.
After installing the attachment, check the oil level in the hydraulic tank.
METHOD FOR OPERATING ATTACHMENT
WARNING
If the travel levers or travel pedals are operated when the engine speed is decreased by the auto-decel-
eration function, the engine speed will suddenly increase. Be careful.
For the change of the flow setting for the breaker mode and attachment mode for the crusher, etc., see “MA-
CHINE SETTINGS (3-70)”.
METHOD FOR OPERA
TING BREAKER
NOTICE
When performing breaker operations, use the breaker mode (B). If the breaker mode is not used, the
breaker may be damaged.
HANDLE MACHINE READY FOR INSTALLATION OF ATTACHMENT ATTACHMENTS AND OPTIONS
6-16
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