Operation
Overview of connections
A
B
Fig. 138: Overview of connections (symbolic representation)
3-64
NOTICE
Possible damage to the hydraulic system.
• Always couple and uncouple in the correct boom and stabilizer-blade posi-
tion –
• Before coupling or uncoupling hydraulic hoses, stop the power unit and the
diesel engine of the excavator.
Environment!
Possible serious damage to the environment due to unconnected hydraulic lines.
• The hydraulic hoses of the power unit must be connected to the excavator
before starting the power unit.
D
A
B
C
D
E
See
Coupling on page 3-65.
D
E
C
A
Split pin
Pins
Lance
Hydraulic connections
Clamping screw
B
Designation
OM 803 us – Edition 3.7 * * 803b340.fm