Maintenance work on the superstructure
8.9 Hydraulic system
8 - 78 3 302 719 en Maintenance manual
GMK6300L-1
13.02.2018
Draining oil
• Place a receptacle underneath the valve.
• Screw the connecting piece and hose on to
the valve (1) and drain the oil;
à Handling
the valves
, p. 7 - 92.
• Change the filters; à p. 8 - 73.
Topping up the oil
• Remove the cover (2).
• Add the new oil through a strainer until
it reaches the middle of the inspection
glass (1).
• Replace the gasket if necessary and fasten
the cover.
O
Risk of environmental damage due to leaking consumables.
Use the supplied connecting piece and hose and a receptacle with sufficient
capacity to drain the hydraulic oil.
S
Risk of damage to the hydraulic system
Cleanliness is of the utmost importance when handling hydraulic oil.
Even fresh hydraulic oil must be filtered before it is added to the tank.