Related Manuals for Bosch Rexroth 31 Series
Summary of Contents for Bosch Rexroth 31 Series
- Page 1 Axial piston variable pump A10VO, A10VSO Series 31 Instruction manual Replaces: 01.2012 RE 92701-01-B/04.2018 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...
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Page 3: Table Of Contents
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 Remove the spacer (for version with through drive) RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... - Page 4 Preparing for removal 11.3 Removal 11.4 Preparing 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, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
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Page 5: About This Documentation
Data sheet Describes the requirements on fire-resistant, hydrous hydraulic fluids (HFAE, HFAS, HFB, HFC) for operation with Rexroth hydraulic components and assists you in selecting a hydraulic fluid for your hydraulic system. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 6: Representation Of Information
• Type and source of danger: indicates the type and source of the danger • Consequences: describes what occurs if safety instructions are disregarded • Precautions: states how the danger can be avoided Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 7: Symbols
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. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 8: Designations
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) Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 9: 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 misuses are also considered improper (this list is not exhaustive): •... -
Page 10: Personnel Qualifications
• In particular, fully understanding the relationships with regard to safety devices • Understanding how hydraulic components work and are put together. Bosch Rexroth offers training support for specialized fields. An overview of the training contents can be found online at: www.boschrexroth.com/training. -
Page 11: General Safety Instructions
(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. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 12: 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. - Page 13 Check whether your application requires that remedial measures be taken on your machine in order to bring the driven consumer into a safe position (e.g. safe stop). ▶ If necessary, make sure these are properly implemented. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
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Page 14: Personal Protective Equipment
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. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 15: General Notices Regarding Property 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. ▶ Never mix hydraulic fluids from different manufacturers or different types from the same manufacturer. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... - Page 16 Hydraulic fluid can escape if leaks occur. ▶ Take appropriate steps to protect the axial piston unit from chemical or corrosive environmental conditions. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
- Page 17 The warranty only applies to the machine as delivered. The warranty will be voided if the product is incorrectly installed, commissioned or operated, or if it is used or handled improperly. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
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Page 18: Scope Of Delivery
• Protective covers (1) • Protective/threaded plugs (2) • For version with through drive, protective cover and mounting bolts (3) • For version with through drive, spacer (4) made of plastic (serves as transport protection) Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 19: About This Product
2 Retaining plate 8 Suction side 14 Cradle 3 Opposed piston 9 Stroking piston 4 Spring 10 Control valve 5 High-pressure side 11 Piston 6 Control plate 12 Cylinder (distributor plate) RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 20: Functional Description
(3). Increasing the swivel angle increases the displacement; reducing the angle reduces displacement accordingly. Various control devices are available depending on requirements. Information about this can be found in data sheet 92701, 92711 and 92709. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 21: Product Identification
11 Serial number 12 Material number of the axial drive shaft) – here: clockwise 5 Bar code piston unit 6 Power setting (optional) 13 Type code 7 Rotational speed 14 Customer material number RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 22: Transport And Storage
To do this, screw an eye bolt completely into the female thread on the drive shaft. The thread size is indicated in the installation drawing. ▶ Make sure that the eye bolt can bear the total weight of the axial piston unit plus 20%. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... - 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. 5). Fig. 5: Transporting with lifting strap RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, 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 factory that manufactured the axial piston unit, see chapter 10.5 “Spare parts”... - Page 25 Package the axial piston unit with desiccant in corrosion protection film so it is airtight. Store the axial piston unit in a shock-proof manner; see “Requirements” on page 24 in this chapter. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
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Page 26: Installation
▶ A check valve in the drain line is only permissible on a case-by-case basis following consultation. Please consult your proper contact person at Bosch Rexroth. ▶ To keep noise levels low, use elastic elements to isolate all connecting lines from all vibration-capable components (e.g. -
Page 27: Installation Position
7.3.1 Below-reservoir installation (standard) Below-reservoir installation means that the axial piston unit is installed outside of the reservoir and below the min. fluid level of the reservoir. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 28: Inside-Reservoir Installation
Inside-reservoir installation is when the axial piston unit is installed in the reservoir below the minimum fluid level. The axial piston unit is completely below the hydraulic fluid. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... - Page 29 S by position below the hydraulic fluid level 8 (drive shaft down) via the highest open port l automatically via the open port l and S by position below the hydraulic fluid level RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
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Page 30: Above-Reservoir Installation
Table 10: Above-reservoir installation Installation position Air bleed Filling 9 (drive shaft horizontal) l (F) 10 (drive shaft up) 11 (drive shaft horizontal) 12 (drive shaft down) l (F) Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 31: Installing The Axial Piston Unit
Follow these general instructions when installing the axial piston unit: • Note that certain installation positions will affect the control system. Gravity, dead weight and case pressure can cause minor characteristic shifts and changes in response time. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 32: Installation With A Coupling
Transport the axial piston unit to the installation location. Remove dirt and foreign particles from the installation location. Install the clutch on the output shaft of the drive motor in accordance with the specifications provided by the clutch manufacturer. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 33: Installation On A Gearbox
Bring the axial piston unit to the installation position and fasten it. Details of the required tools and tightening torque for the mounting bolts can be obtained from the system manufacturer. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 34: Remove The Spacer (For Version With Through Drive)
Since the metallic protective cover (3) is not pressure-resistant, it must be replaced with a pressure- resistant cover. If you need a pressure-resistant cover, contact your Bosch Rexroth Service partner. Use a suitable tool for this to prevent damage to the functional surfaces. -
Page 35: Completing Installation
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 36: Hydraulically Connecting The Axial Piston Unit
(for example, when pre-filling). – Make sure the connections and connecting elements are airtight. – The hose must be pressure-resistant, also to external air pressure. • Pressure line Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... - Page 37 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 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
- Page 38 O = Must be connected (plugged when delivered) X = Plugged (in normal operation) Depending on the installation position, l or l must be connected (see section 7.3 “Installation position” on page 27). Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
- Page 39 For mounting bolts with metric ISO threads as defined in DIN 13 or threads defined in ASME B1.1, we recommend checking the tightening torque on a case-by-case basis in accordance with VDI 2230. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
- Page 40 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, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
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Page 41: Electrically Connecting The Axial Piston Unit
Loosen the mounting nut (1) of the solenoid. To do this, turn the mounting nut (1) one turn counter-clockwise. Turn the solenoid body (2) to the desired orientation. Re-tighten the mounting nut. Tightening torque of the mounting nut: 5 + 1 Nm. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 42: Performing Flushing Cycle
Fig. 15: 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
Use only a hydraulic fluid that conforms to the following requirements: You can find details of the minimum requirements on hydraulic fluids in Bosch Rexroth data sheets 90220, 90221 and 90223. The titles of the data sheets can be found in Table 1 “Required and supplementary documentation”... -
Page 44: Testing The Hydraulic Fluid Supply
Pay attention to leaks and noises. Check the axial piston unit's drain line during the test. The drain fluid should be without bubbles. Increase the load and check whether the working pressure rises as expected. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 45: Performing A Functional Test
Volumetric and mechanical hydraulic efficiency is also greater until the running-in phase of about 10 operating hours is concluded. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 46: Recommissioning After Standstill
46/60 Commissioning 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 corrosive cleaning agents. ▶ Remove major external contamination and keep clean sensitive and important components, such as solenoids, valves, displays and sensors. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 48: Inspection
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:... -
Page 49: Repair
Maintenance and repair 49/60 10.4 Repair Bosch Rexroth offers a comprehensive range of services for the repair of Rexroth axial piston units. Repairs on the axial piston unit and its assembled parts should only be performed by service centers certified by Bosch Rexroth. -
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 components for storage or further use ▶ Proceed as described in chapter 6.2 “Storing the axial piston unit” on page 24. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
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. -
Page 52: Troubleshooting
Try to get a clear idea of the cause of the fault. Directly ask the (machine) operator. ▶ Document the work carried out. ▶ If you cannot rectify the fault, get in touch with one of the contact addresses found at: www.boschrexroth.com/addresses. Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... -
Page 53: Malfunction Table
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 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... - Page 54 Control of the control device defective Check control (contact machine/system manufacturer or Bosch Rexroth Service) Wear or mechanical damage to the axial Replace axial piston unit piston unit Contact Bosch Rexroth Service Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
- Page 55 Unstable control signal Contact machine/system manufacturer or Bosch Rexroth Service Malfunction in the control devices or the Contact Bosch Rexroth Service controller RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
- Page 56 Contact Bosch Rexroth Service Contact machine/system manufacturer Axial piston unit worn Replace axial piston unit; contact Bosch Rexroth Service Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018...
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Page 57: Technical Data
Additional information can be found in the Mobile Hydraulics online product catalog: www.boschrexroth.com/axial-piston-pumps Industrial Hydraulics: www.boschrexroth.com/ics Order-related technical data for your axial piston unit can be found in the order confirmation. RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG... -
Page 58: Alphabetical Index
– Performing Lifting device – Preparing Lifting strap Disposal Distributor plate ▶ M Drive shaft Maintenance 47, 48 Malfunction table ▶ E Eye bolt ▶ n Name plate Notices – General Bosch Rexroth AG, A10VO, A10VSO Series 31, RE 92701-01-B/04.2018... - Page 59 ▶ S Safety instructions – General – Product-specific – Signal word Scope of delivery Slipper pad Solenoid position – Changing Spare parts Spring Storage Storage time Storing Stroking piston Suction side Symbols RE 92701-01-B/04.2018, A10VO, A10VSO Series 31, Bosch Rexroth AG...
- Page 60 Bosch Rexroth AG An den Kelterwiesen 14 72160 Horb a.N. Germany Phone: +49 7451 92-0 info.ma@boschrexroth.de www.boschrexroth.com Your local contact person can be found at: www.boschrexroth.com/addresses Subject to change Printed in Germany RE 92701-01-B/04.2018...