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V Range 501
l
651
l
801 Maintenance Manual
MA2:4
Chapter - Hydraulic System
Suction Fan Pressure - VS
TBD
Fan Drive System - VS
Fit a 250 bar minimum pressure gauge to test point P1 on block H-13Z1 located in front of the
fancase in the Powapack tub.
Open rear door, open inlet flap.
Run the truck engine and engage Hydrodrive, engage work mode and raise the engine speed to
maximum 1700 rpm.
There should be a nominal reading of 20 bar which is the standby pressure. If this requires
adjustment see chapter 22 VS section.
Operate the fan switch in the Boost Mode. The pressure reading should be 210 bar. If this
requires adjustment, the relief valve is shown in Chapter 1.
Page Issue B
VS - Single Engine
