Mercedes-Benz Unimog Operating Instructions Manual page 373

Yellow hydraulic connection 5, circuit I
S
Yellow hydraulic connection 6, circuit I
T
Vehicles with positioning pump
Schematic diagram of working hydraulics, circuit I and circuit II, 4-cell, with snow plough load relief
Blue hydraulic connection 7, circuit I
:
Blue hydraulic connection 8, circuit I
;
Proportional valve for hydraulic connection 1 to 8, circuit I
=
Hydraulic connection, separate return flow line, circuit II
?
Valve block for changing the oil circuit
A
Hydraulic connection, circuit II
B
Load-sensing connection
C
Switchover valve between constant current and load-sensing operation
D
Oil cooler
E
Green hydraulic connection 4, circuit I
F
Green hydraulic connection 3, circuit I
G
Red hydraulic connection 1, circuit I
H
Red hydraulic connection 2, circuit I
I
Hydraulic connection, circuit II
J
Hydraulic connection, separate return flow line, circuit I or circuit II
K
Load-sensing connection
L
Oil filter
M
Positioning pump for circuit I and circuit II
N
Red hydraulic connection 1, circuit I
O
Red hydraulic connection 2, circuit I
P
Green hydraulic connection 3, circuit I
Q
Green hydraulic connection 4, circuit I
R
Snow plough load relief valve
S
Hydraulic system
371
Z