OM 803 us – Edition 3.7 * 803b340.fm
3-77
Operation
Installing a bucket
• Install a bucket only if it is positioned on level ground with the flat side facing downward
• Apply grease to the pins and joints before inserting the pins
• Start the engine
• Straighten the stick so that bores
D
and
E
are flush
• Insert greased pin
F
• Actuate the stick cylinder until bores
H
and
I
are flush
• Insert the greased pin
J
• Install linch pins
K
Connections for auxiliary hydraulics
Information!
For hammer operation we recommend installing the hydraulic lines up to the
stick in order to avoid damage
hydraulics (stick hose routing option)
Auxiliary hydraulics can be connected as required.
If the machine is equipped with the double-action auxiliary hydraulics option, only the flow
direction of the hydraulic oil changes.
Information!
Follow the instructions in the Operator’s Manual of the attachment manufac-
turer for connecting the auxiliary hydraulics to an attachment.
Connect and disconnect as follows:
☞
Park the machine on level and horizontal ground.
☞
Extend the stick cylinder halfway through.
☞
Stop the engine.
☞
Release the pressure on the operating hydraulics
Pressure release on the auxiliary hydraulics
➥
The attachment couplings can be connected.
☞
Raise the lock lever.
☞
Remove the starting key.
Fig. 167: Installing a bucket
D
H
I
E
F
K
K
J
Fig. 168: Auxiliary hydraulics connections
U
T
Connection
Left side of boom
Right side of boom
T
☞
Return line
U
☞
Pressure line
