Operation
Hydraulic system
Hydraulic pumps:
(10) Transmission with one traction drive motor
(11) Transmission with two traction drive motors
Pos. Function
101 Traction drive
102 Pump operating hydraulics/front axle steering
103 Pump for water/charge air/oil cooler fan drive
104 Pump for 4 pinch rollers
105 Pickup roller pump
106 Pump for conveyor rollers
107 Recleaner drive
108 Infeed conveyor drive
109 Truck conveyor drive
110 Emergency steering pump
111 Pump greasing + coupling PDG
The machine has 9 hydraulic circuits, which are supplied by nine axial piston pumps.
Pump number 111 is solely for the transmission clutch and transmission lubrication. It
is not connected to the hydraulic system.
Pumps 101/102/103/111 operate continuously as soon as the diesel engine is started.
Pumps 104/105/106/107/108/109 only operate if the diesel engine is running, the
machine drive is switched and the power train is engaged via the multiple plate clutch.
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