Service Manual
Contents
Order specification
PVG 120 Proportional Valve Group
Control system example................................................................................................................................................................ 8
Examples of wiring block diagram..................................................................................................................................... 10
Identification ...................................................................................................................................................................................12
Installation and plug orientation..............................................................................................................................................13
Connection, PVP, Pump Side Module.....................................................................................................................................13
Oil flow direction............................................................................................................................................................................14
Tightening Torques.......................................................................................................................................................................14
PVM, Lever Positions.....................................................................................................................................................................16
Setting of max. flow...................................................................................................................................................................... 16
Pressure Setting..............................................................................................................................................................................17
Installation of PVE.......................................................................................................................................................................... 18
Bleeding.............................................................................................................................................................................................20
PVPE/PVH relief valves................................................................................................................................................................. 20
PVPH and LS connections........................................................................................................................................................... 21
PVPE technical data.......................................................................................................................................................................21
Connection PVPE............................................................................................................................................................................22
PVP, Pump Side Module.............................................................................................................................................................. 23
PVM, Mechanical Activating Module...................................................................................................................................... 31
PVT, Tank Side Module - Upper Part.......................................................................................................................................37
PVT, Tank Side Module - Lower Part.......................................................................................................................................39
PVGI, Assembly Kit......................................................................................................................................................................... 41
PVAS, Assembly Kit........................................................................................................................................................................41
Asssembly sequence............................................................................................................................................................... 41
Set of Seals .......................................................................................................................................................................................43
PVG 120 module selection chart.............................................................................................................................................. 44
520L0247 • Rev JA • May 2014
3
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