Maintenance work on the carrier
7.15 Hydraulic system
7 - 112 3 302 744 en Maintenance manual
GMK5250L
09.03.2018
Handling the
valves
The valves can only be opened and closed using the connecting piece and
hose. The connecting piece is available in the toolbox.
• Fit the hose on to the connecting piece and put the other end of the hose
into a receptacle.
• A – Remove the cap and screw the connecting piece and hose on to the
valve – the valve will open.
• Drain the oil.
• B – Remove the connecting piece and hose – the valve will close.
• Screw the cap on to the valve.
Draining oil
• Place a receptacle underneath the valves.
• One after the other, screw the connecting
piece and hose onto the valves (1) and (2);
à Handling the valves, p. 7 - 112.
• Change the filters; à p. 7 - 115.
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.
G
Danger due to escaping hydraulic oil.
When the connecting piece is screwed on to the valve, the valve opens and
the hydraulic oil immediately flows out of the connecting piece. Holding it
by the connecting piece, place the hose into a suitable receptacle before
screwing on the connecting piece.
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.
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