Maintenance work on the superstructure
8.6 Hydraulic system
07.12.2017
Maintenance manual 3 302 649 en 8 - 43
GMK4090
Draining oil
• Place a receptacle underneath the valve.
• Screw the connecting piece and hose onto
the valve (1) and drain the oil;
à Handling
the valves
, p. 7 - 102.
• Change the oil filter; à p. 8 - 39.
Topping up the oil
• Remove the cap (1) and the filter (2).
• Add new oil via the filler neck (3) through a
filter until the level reaches the centre of the
sight glass (4).
• Tighten the cap and filter.
s
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.
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