Download Rexroth Axial Piston Variable Pump A4VG Series 40 Repair (English)

Get professional Rexroth Axial Piston Variable Pump A4VG Series 40 Repair services to restore hydraulic pump performance, efficiency, and reliability. Our repair solutions include thorough inspection, fault diagnosis, component replacement, precision calibration, and performance testing. We focus on resolving hydraulic issues, reducing downtime, and extending pump service life. Whether your A4VG Series 40 pump has pressure loss, leakage, unusual noise, or reduced efficiency, expert repair helps ensure dependable operation in demanding industrial and mobile hydraulic applications. www.themanualsgroup.com

MODEL COVERED :
Rexroth A4VG Series 40 Axial Piston Variable Pump

CONTENTS INCLUDED :
1 Repair manual Axial Piston Variable Pump A4VG
1.1 Related documents
1.2 Abbreviations used
2 General safety instructions
2.1 Intended use
2.2 Improper use
2.3 Personnel qualifications
2.4 Safety instructions in this manual
2.5 Adhere to the following instructions
2.6 Operator’s obligations
3 Product description
3.1 Name plate
3.2 Functional description
3.3 Technical data
4 Controller
4.1 Removing controller
4.2 Sealing controller
4.3 Installing the controller
4.4 Setting controller (hydraulic neutral position)
5 Internal gear pump
5.1 Remove internal gear pump cover
5.1.1 Exchange internal gear pump
5.2 Seal/install internal gear pump cover
6 Shaft seal
6.1 Exchange shaft seal
7 Valves
7.1 Seal/replace the high pressure relief valve
7.2 Seal/replace low pressure relief valve
7.3 Seal/replace pressure cut-off
7.3.1 Set pressure cut-off
7.4 Seal control cartridge
7.4.1 Set beginning of control
7.5 Seal shuttle valve
7.6 Exchange angle position sensor
8 Filter
8.1 Mountable filter
8.2 Seal/replace filter head
9 Threaded plugs
9.1 Seal/replace threaded plugs
10 Pump case/rotary group/stroke piston
10.1 Pump case
10.2 Demount rotary group
10.3 Demount swashplate
10.4 Replace sensor shaft
10.5 Replacing/installing swashplate
10.6 Removing drive shaft with bearing
10.7 Replacing/installing drive shaft with bearing
10.8 Replacing/installing rotary group
10.9 Sealing cover on stroke piston
10.10 Sealing stroke piston
10.11 Installing stroke piston
10.11.1 Mechanical neutral position
10.12 Checking orifices X1 and X2
10.13 Sealing threaded plug (cold start valve)
10.14 Sealing timing screw
10.14.1 Initial setting timing screw
11 Settings
11.1 Low pressure
11.2 High pressure
11.3 Tightening torques

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