Maintenance
Every 1000 hours of operation
Hydraulic oil - fill/change
Pay attention to utmost cleanliness when servicing the hydraulic system.
This service may only be carried out after the hydraulic oil has cooled down. The temperature of the
STOP
hydraulic oil should be between 10 °C and 30 °C.
The suction filter must be changed along with the hydraulic oil.
The hydraulic oil drain plug (1) is located underneath the right side
of the swivel frame. To drain the hydraulic oil, the hydraulic oil drain
plug must be located between the two chains.
Face the swivel frame forwards in the direction of travel and ro-
tate it another 45° to the right.
Operate the boom, arm, bucket and boom swing mechanism
so that all hydraulic cylinders are extended half way.
Lower the dozer onto the ground.
Open the side cover (page 144).
Hydraulic oil - drain
Place a container with a minimum capacity of 50 l under the hy-
draulic oil drain plug.
Remove the drain plug (1) and drain the hydraulic oil.
Install the drain plug with a new sealing ring on it.
Dispose of cleaning cloths and old oil in accordance
with applicable environmental protection regulations.
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01/2019
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