Citytrac 4200
Citymaster 1200
Citycleaner
Service Documents
For internal use only
Status
March 2009
Page
37 of 108
5.2.5 Flush valve
The task of the output valve, which is connected parallel to the high pressure lines from the traction drive, is to supply oil at 11 l/min
from the depressurised high pressure line to the tank. This is necessary to replace the warmed oil in the closed circuit with cold oil.
Flush valve
B
Flush valve
A
mA
MB
A
B
Feed pressure control
Discharge pressure control
Hydraulic pump
Hydraulic motor
High pressure valve A
High pressure valve B
Feed pressure pump
11