49
G55.30-3426-00
Introduction of the New Unimog Generation | Model Series 405
Fan hydraulics
Hydr
aulic com
ponents
Hydraulic diagram of basic hydraulics/fan hydraulics
A
Intake line
B
Pressure line, general
G
Return line, general
J
Load signal line
L
Leak oil line
N
Front fan motor pressure line
O
Left fan motor pressure line
P
Dumper pressure line
1
Hydraulic oil tank
1a
Filter unit
2
Variable displacement pump
3
Pressure filter
4
Valve block - dumper flatbed
5
Tilt cylinder
6
Oil motor
7
Left radiator
8
Valve block - fan
9
Oil motor (charge air cooler, oil cooler)
10
Front radiator
The fan hydraulics consist of:
•
Variable displacement pump
•
High-pressure filter
•
Valve block (control of charge air cooler and radiator)
•
Fan motors (front charge air cooler and left radiator fan)
•
Oil cooler
•
Oil tank with integrated return filter
•
Lines and hoses
b
Note
The fan hydraulics are included in the basic scope of
every vehicle.
– This printout will not be recorded by the update service. Status: 03 / 2013 –
