REXROTH A4VSG - Removal and replacement; 11.3 Removing the axial piston unit

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Removal and replacement 51/60
RE 92100-01-B/09.2012, A4VSG Series 10, 11 and 30, Bosch Rexroth AG
11 Removal and replacement
11.1 Required tools
Removal can be performed with standard tools. No special tools are necessary.
11.2 Preparing for removal
1. Decommission the entire system as described in the instruction manual for the
machine or system.
– Relieve pressure in the hydraulic system according to the instructions of the
machine or system manufacturer.
– Make sure that the relevant system components are not under pressure or
voltage.
2. Protect the complete system against being energized.
11.3 Removing the axial piston unit
Proceed as follows to remove the axial piston unit:
1. Check whether the hydraulic system is depressurized.
2. Allow the axial piston unit to cool down until it can be removed without danger.
3. For below-reservoir installation, before removing the axial piston unit from the
complete system, seal the connection to the reservoir or drain the reservoir.
4. Place a drip tray under the axial piston unit to collect any hydraulic fluid that may
escape.
5. Loosen the lines and collect the escaping hydraulic fluid in the drip tray.
6. Remove the axial piston unit. Use a suitable lifting device.
7. Completely empty the axial piston unit.
8. Plug all openings.
11.4 Preparing the components for storage or further use
▶ Proceed as described in chapter6.2 "Storing the axial piston unit" on page23.