Related Manuals for Bosch Rexroth 11 Series
Summary of Contents for Bosch Rexroth 11 Series
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Page 1
Axial piston variable pump A15VSO/A15VLO Series 11 Instruction manual Replaces: –.– RE 92801-01-B/11.2018 English
... - Page 2 © Bosch Rexroth AG 2018. All rights reserved, also regarding any disposal, exploitation, reproduction, editing, distribution, as well as in the event of applications for industrial property rights. The data specified within only serves to describe the product. No statements concerning a certain condition or suitability for a certain application can be derived from our information.
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Page 3: Table Of Contents
7.3.2 Inside-reservoir installation 7.3.3 Above-reservoir installation Installing the axial piston unit 7.4.1 Preparation 7.4.2 Dimensions 7.4.3 General instructions 7.4.4 Installation with a coupling 7.4.5 Installation on a gearbox 7.4.6 Installation with cardan shaft 7.4.7 Completion of assembly RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... - Page 4 11.2 Preparing for removal 11.3 Performing the disassembly 11.4 Preparing the components for storage or further use Disposal Extension and conversion Troubleshooting 14.1 How to proceed for troubleshooting 14.2 Malfunction table Technical data Alphabetical index Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
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Page 5: About This Documentation
Data sheet Describes the requirements on fire-resistant, water-free hydraulic fluids (HFDR/HFDU) for operation with Rexroth hydraulic components and assists you in selecting a hydraulic fluid for your hydraulic system. Bosch Rexroth Fluid Rating List for Rexroth hydraulic components (pumps and 90245 Data sheet motors) Contains the hydraulic fluids positively evaluated by Bosch Rexroth Information on the use of hydrostatic drives at low temperatures... -
Page 6: Representation Of Information
Table 3: Meaning of symbols Symbol Meaning If this information is disregarded, the product cannot be used and/or operated to its full extent. ▶ Single, independent action Numbered instruction: The numbers indicate that the actions must be completed in order. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 7: Designations
International Organization for Standardization Japan Industrial Standard Rexroth document in the English language VDI 2230 Directive for the systematic calculation of high duty screwed joints and cylindrical screw joints from the VDI (Verein Deutscher Ingenieure – Association of German Engineers) RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 8: Safety Instructions
2.3 Improper use Any use other than that described as intended use is considered improper. Bosch Rexroth AG is not liable for damages resulting from improper use. The user is solely responsible for any risks arising from improper use. The following foreseeable forms of faulty usage are also considered improper (this list is not exhaustive):... -
Page 9: Personnel Qualifications
• In particular, fully understanding the relationships with regard to safety devices • comprising of knowledge regarding the function and layout of hydraulic components. Bosch Rexroth offers you measures supporting training in specific areas. You can find an overview of the training contents on the Internet at: www.boschrexroth.com/training. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 10: General Safety Instructions
Potential electromagnetic interference (EMI) exists if the solenoid is energized with a modulated direct current (e.g. PWM signal). The machine manufacturer should conduct appropriate tests and take appropriate measures to ensure that other components or operators (e.g. with a pacemaker) are not affected by this potentiality. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 11: Product-Specific Safety Instructions
Operating the unit above the max. permissible pressure can cause components to burst and hydraulic fluid to escape under high pressure. ▶ Changes to the factory settings may only be made by Bosch Rexroth specialists. ▶ In addition, a pressure relief valve is required in the hydraulic system as a back-up. If the axial piston unit is equipped with a pressure cut-off and/or pressure controller, this is not an adequate safeguard against pressure overload. - Page 12 (external or internal flow filtration) will not rule out a fault but merely reduce the risk. ▶ Check whether your application requires remedial measures on your machine in order to bring the driven consumer to a safe position (e.g. safe stop). ▶ If necessary, make sure these are properly implemented. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
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Page 13: Personal Protective Equipment
Never grab or climb onto the axial piston unit. ▶ Check how to safely get on top of the machine/system. 2.7 Personal protective equipment Personal protective equipment is the responsibility of the user of the axial piston unit. Observe the safety regulations in your country. All pieces of personal protective equipment should be intact. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 14: General Instructions On Property Damage And Product Damage
Before installation, remove all fluids from the axial piston unit to prevent mixing with the hydraulic fluid used in the machine/system. ▶ Any mixture of hydraulic fluids of different manufacturers and/or different types of the same manufacturer is generally not permissible. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... - Page 15 Leaks may lead to a leakage of hydraulic fluid. ▶ Take appropriate measures to protect the axial piston unit from chemical or corrosive environmental conditions. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
- Page 16 When installing the axial piston unit, check the safety distances to nearby products to ensure that they are not damaged. The warranty exclusively applies to the delivered configuration. The warranty will be voided if the product is incorrectly installed, commissioned or operated, or if it is used or handled improperly. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
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Page 17: Scope Of Delivery
• Protective plug (3) • Steel flange covers (the flange cover on the suction port provides a secure stand and protection for the V stop) (4) g max • for version with through drive, protective cover incl. mounting bolts (5) RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 18: About This Product
9 Cylinder 2 Retaining plate 7 Control plate 10 Piston 3 High-pressure side (Distributor plate) 11 Slipper pad 4 Charge pump (impeller) 8 Suction side 12 Swashplate 5 Version without through (Cradle) drive Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 19: Functional Description
This also simplifies cold starting at low temperatures and high viscosity of the hydraulic fluid. Externally increasing the inlet pressure is therefore unnecessary in most cases. Charging the reservoir with compressed air is not permissible. Fig. 3: Circuit diagram A15VLO with charge pump RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 20: Product Identification
4 Direction of rotation (viewed 11 Serial number 12 Material number of the axial on drive shaft) – here: clockwise 5 Bar code piston unit 6 Power setting (optional) 13 Type code 7 Rotational speed 14 Customer material number Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 21: Transport And Storage
Carefully place the axial piston unit on the seating to prevent it from being damaged. 6.1.2 Transport with lifting devices For transporting, the axial piston unit can be connected to a lifting device via an eye bolt in the drive shaft or in the housing. Alternatively, it can also be transported with a lifting strap. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... - Page 22 You can hoist the axial piston unit as shown in Fig. 6 with the eye bolts screwed into the housing. Thread for eye bolt Size 175: M10 x 1.75; 20 deep Sizes 210 and 280: M12 x 1.75; 22 deep Fig. 6: Mounting the eye bolt in the housing, top or bottom Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
- Page 23 Place the lifting strap around the axial piston unit in such a way that it does not pass over assembled parts (e.g. valves, piping) and that the axial piston unit is not suspended from assembled parts (see Fig. 7). Fig. 7: Transport with lifting strap RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
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Page 24: Storing The Axial Piston Unit
Once the max. storage time has elapsed, we recommend that you have the axial piston unit inspected by your Bosch Rexroth service partner. For questions regarding repair and spare parts, contact your proper Bosch Rexroth service partner or the service department of the plant that manufactured the axial piston unit, see chapter 10.5 "Spare parts"... - Page 25 Coat unpainted areas of the axial piston unit with mineral oil or suitable, easily removable corrosion protection, e.g. acid-free grease. Package the axial piston unit with desiccant in corrosion protection film so it is airproof. Store the axial piston unit in a shock-proof manner; see "Requirement" on page 24 in this chapter. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
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Page 26: Installation
Make sure the suction, drain, and return lines flow into the reservoir below the minimum fluid level under all operating conditions. This will prevent air from being drawn in and foam from forming. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... - Page 27 ▶ Use fiber-free cleaning cloths for cleaning. ▶ Use suitable, mild cleaning agents to remove lubricants and other heavy contamination. Do not allow cleaning agents to enter into the hydraulic system. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
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Page 28: Installation Position
Table 9: Below-reservoir installation Installation position Air bleed Filling 1 (drive shaft horizontal) S + T S + T 2 (drive shaft horizontal) S + T 3 (drive shaft vertically up) Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 29: Inside-Reservoir Installation
Fig. 10: Tank installation A15VSO/A15VLO with installation position 4–5 Highest drain port Minimum required immersion depth t min (200 mm) Suction port Minimum required distance to reservoir bottom (100 mm) Baffle (baffle plate) RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 30: Above-Reservoir Installation
Port F is part of the external piping and must be provided on the customer side to make filling and air bleeding easier. Table 11: Above-reservoir installation Installation position Air bleed Filling 6 (drive shaft horizontal) 7 (drive shaft vertically up) Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 31: Installing The Axial Piston Unit
For standard versions, the data sheet 92801 contains all required installation dimensions as well as the position and dimensions of the connections. If necessary, an installation drawing can be requested. Also observe the manuals provided by the manufacturers of the other hydraulic components when selecting the required tools. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 32: General Instructions
Clamp the coupling hub onto the drive shaft or ensure permanent lubrication of the drive shaft. This prevents the formation of frictional corrosion and the associated wear. Transport the axial piston unit to the installation location. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 33: Installation On A Gearbox
Fasten the axial piston unit at the installation location. For attachment via gear No gearing forces higher than the permissible axial and radial forces should act wheel or helical gear shaft on the shaft; if necessary, support the gear wheel at the gearbox output separately. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 34: Installation With Cardan Shaft
They are not pressure-resistant and have to be removed prior to connection. Use a suitable tool for this to prevent damage to the sealing and functional surfaces. If sealing or functional surfaces are damaged, contact your Bosch Rexroth service partner or the service department of the factory that manufactured the axial piston unit. - Page 35 Setting screws are protected against unauthorized adjustment by tamper-proof caps. Removal of the tamper-proof caps will void the warranty. If you need to change the settings, please contact your local contact person; you can find their contact information at www.boschrexroth.com/addresses RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
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Page 36: Hydraulically Connecting The Axial Piston Unit
– The hose must be pressure-resistant, also to external air pressure. • Pressure line – For the pressure lines, use only pipes, hoses and connecting elements rated for the working pressure range specified in data sheet 92801 (see Table 12). Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... - Page 37 Use the drawings (installation drawing) to determine the required stud end for each fitting. ▶ Make sure the right fittings, mounting bolts and threaded plugs are installed. ▶ For all female threads, use a stud end from the same system of units and of the correct size. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
- Page 38 Port overview Fig. 14: Port overview A15VLO with E2DR control, clockwise rotation Fig. 15: Port overview A15VSO with LRDRS0 control, clockwise rotation Fig. 16: Port overview A15VSO with LRDRS0 control, counter-clockwise rotation Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
- Page 39 M apply. For values, see Table 13. • Mounting bolts: For mounting bolts with DIN 13 metric ISO threads or ASME B1.1 threads, we recommend checking the tightening torque in individual cases in accordance with VDI 2230. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
- Page 40 Properly tighten the fittings (observe tightening torques!). Mark all properly tightened fittings, e.g. with a permanent marker. Check all pipes and hose lines and every combination of connecting pieces, couplings or connecting points with hoses or pipes to ensure they are in safe working condition. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
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Page 41: Electrically Connecting The Axial Piston Unit
Switch off the power supply to the relevant system component. Electrically connect the axial piston unit (12 or 24 V). Before establishing the connection, check whether the connector protective covers have been removed and the connector and all seals are intact. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 42: Performing Flushing Cycle
Fig. 17: Hirschmann connector 7.5 Performing flushing cycle In order to remove foreign particles from the system, Bosch Rexroth recommends a flushing cycle for the entire system prior to initial commissioning. To avoid internal contamination, do not include the axial piston unit in the flushing cycle. -
Page 43: Commissioning
Usually, the cleanliness level of commercial hydraulic fluids is insufficient for our components. These hydraulic fluids must be filtered using an appropriate filter system to minimize solid particle contamination and water in the system. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... - Page 44 Use only a hydraulic fluid that corresponds to the following requirements: You can find details of the minimum requirements on hydraulic fluids in Bosch Rexroth data sheets 90220, 90221 and 90222. The titles of the data sheets can be found in Table 1 "Required and supplementary documentation" on page 5. Bosch Rexroth evaluates hydraulic fluids on the basis of the Fluid Rating according to data sheet 90235.
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Page 45: Testing The Hydraulic Fluid Supply
After starting the drive motor, check in particular the specified pressures, e.g. working pressure and case pressure. ▶ Perform a leak test without and with load prior to normal operation. ▶ If necessary, disconnect the pressure gauge and plug the ports with the specified threaded plugs. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 46: Running-In Phase
10 operating hours is concluded. To ensure that contamination in the hydraulic system does not damage the axial piston unit, Bosch Rexroth recommends the following after the running-in phase: ▶ After the running-in phase, have a hydraulic fluid sample analyzed for the required cleanliness level. -
Page 47: Operation
Use only water and, if necessary, a mild cleaning agent to clean the axial piston unit. Never use solvents or aggressive cleaning agents. ▶ Remove major external contamination and keep clean sensitive and important components, such as solenoids, valves, indicators and sensors. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 48: Inspection
48/60 Maintenance and repair 10.2 Inspection In order for the axial piston unit to be reliable and long-lasting, Bosch Rexroth recommends inspecting the hydraulic system and axial piston unit on a regular basis, and documenting and archiving the following operating conditions: Table 14: Inspection schedule Tasks to be performed... -
Page 49: Repair
For questions regarding repairs, contact your proper Bosch Rexroth service partner or the service department of the plant that manufactured the axial piston unit; see chapter 10.5 "Spare parts" on page 49. -
Page 50: Removal And Replacement
Remove the axial piston unit. Use a suitable lifting device. Completely drain the axial piston unit. 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 24. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 51: Disposal
Changes to settings on the customer side should only be made using the product-specific setting instructions. The warranty from Bosch Rexroth only applies to the product as delivered. The warranty will be voided if the unit is modified or extended. Setting screws are protected against unauthorized adjustment by tamper-proof caps. -
Page 52: Troubleshooting
– How does the malfunction appear? ▶ Try to get a clear idea of the cause of the fault. Directly ask the (machine) operator. ▶ Document the work carried out. ▶ If the fault cannot be corrected, please refer to one of the contact addresses at: www.boschrexroth.com/addresses. Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... -
Page 53: Malfunction Table
Optimize the adjustment of the controller of the axial piston unit and the pressure limitation in the hydraulic system Mechanical damage to the axial piston unit Replace axial piston unit (e.g. bearing damage) Contact Bosch Rexroth Service Increased, unusual vibration Bearings worn Contact Bosch Rexroth Service RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... - Page 54 Malfunction of the control device or controller Contact Bosch Rexroth Service of the axial piston unit Control of the control device defective Check control (contact machine/system manufacturer or Bosch Rexroth Service) Wear or mechanical damage to the axial piston Replace axial piston unit unit Contact Bosch Rexroth Service Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
- Page 55 Valve and controller vibrate Optimize the adjustment of the controller of the axial piston unit and the pressure limitation in the hydraulic system Unstable control signal Contact machine/system manufacturer or Bosch Rexroth Service Malfunction in the control devices Contact Bosch Rexroth Service or the controller RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
- Page 56 (e.g. high-pressure relief valve, of the axial piston unit and the pressure pressure controller) safeguarding in the hydraulic system Contact Bosch Rexroth Service Contact machine/system manufacturer Axial piston unit worn Replace axial piston unit; contact Bosch Rexroth Service Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018...
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Page 57: Technical Data
The data sheet can be found on the Internet at www.boschrexroth.com/mediadirectory You can find further information about A15VSO/A15VLO series 11 in the online product catalog industrial hydraulics: www.boschrexroth.com/ics Order-related technical data for your axial piston unit can be found in the order confirmation. RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG... -
Page 58: Alphabetical Index
Drive shaft ▶ O Operation ▶ E Eye bolt ▶ P Performance description ▶ F Piston Filling Port overview Flushing cycle Product description Functional test Property damage Pump function ▶ H High-pressure side Bosch Rexroth AG, A15VSO/A15VLO Series 11, RE 92801-01-B/11.2018... - Page 59 Symbols ▶ T Technical data Tightening torques Tools Transport – by hand – with eye bolt – with lifting strap Transporting Transport protection Troubleshooting ▶ U Unpacking ▶ W Warranty 16, 35, 51 Weight RE 92801-01-B/11.2018, A15VSO/A15VLO Series 11, Bosch Rexroth AG...
- Page 60 Bosch Rexroth AG An den Kelterwiesen 14 72160 Horb a.N. Germany Tel. +49 7451 92-0 [email protected] www.boschrexroth.com Your local contact person can be found at: www.boschrexroth.com/addresses Subject to change Printed in Germany RE 92801-01-B/11.2018...