Citytrac 4200
Citymaster 1200
Citycleaner
Service Documents
For internal use only
Status
March 2009
Page
40 of 108
5.3 Traction drive
Hydraulic pump
5.3.1 System diagram
Four-wheel drive on
(Y13 not activated / not energised!)
Differential lock off
(Y11 not activated / not energised!)
Four-wheel
switching valve
Differential
lock valve
Hydraulic
pump
Y11
Y13
l
2,4
16 bar
11l/min
Front axle
Rear axle