Bomag BW 156 D-3 Service Manual page 46

closed
Pump
cooler
Pressure control valve
Oil drain
Fig. 6 Lubrication system
BW 156/177 D-3/PD-3
BW 178/179 D-3/PD-3
open
Oil
sump
Lub. oil
pump
Service Training
Filter
By-Pass
Valve
from
Filter
Main flow
filter, oil cooler
Main
oil channel
Oil supply
to filter
closed
open
Filter-by-pass
valve
- C 8 -