Rexroth A4VG Axial Piston Variable Hydraulic Pumps Component Technical Manual (CTM10078X19)

Table of Contents:
   Repair manual Axial Piston Variable Pump A4VG
      Related documents
      Abbreviations used
   General safety instructions
      Intended use
      Improper use
      Personnel qualifications
      Safety instructions in this manual
      Adhere to the following instructions
      Operator's obligations
   Product description
      Name plate
      Functional description
      Technical data
   Controller
      Removing controller
      Sealing controller
      Installing the controller
      Setting controller (hydraulic neutral position)
   Internal gear pump
      Remove internal gear pump cover
      Seal/install internal gear pump cover
   Shaft seal
      Exchange shaft seal
   Valves
      Seal/replace the high pressure relief valve
      Seal/replace low pressure relief valve
      Seal/replace pressure cut-off
      Seal control cartridge
      Seal shuttle valve
      Exchange angle position sensor
   Filter
      Mountable filter
      Seal/replace filter head
   Threaded plugs
      Seal/replace threaded plugs
   Pump case/rotary group/stroke piston
      Pump case
      Demount rotary group
      Demount swashplate
      Replace sensor shaft
      Replacing/installing swashplate
      Removing drive shaft with bearing
      Replacing/installing drive shaft with bearing
      Replacing/installing rotary group
      Sealing cover on stroke piston
      Sealing stroke piston
      Installing stroke piston
      Checking orifices X1 and X2
      Sealing threaded plug (cold start valve)
      Sealing timing screw
   Settings
      Low pressure
      High pressure
      Tightening torques