Bosch Rexroth A10VSNO Instruction Manual
Axial piston variable pumps
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Summary of Contents for Bosch Rexroth A10VSNO
- Page 1 Axial piston variable pumps A10VO, A10VSO, A10VSNO Series 32 Instruction manual Replaces: 01.2012 RE 92714-01-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
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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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, A10VSNO Series 32, RE 92714-01-B/04.2018...
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Page 5: About This Documentation
Describes the requirements on fire-resistant, and 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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 12: Product-Specific Safety Instructions
Operating the unit above the maximum permissible pressure can cause components to burst and hydraulic fluid to escape under high pressure. ▶ Changes to the factory settings should only be made by Bosch Rexroth specialists. ▶ In addition, a pressure relief valve is required in the hydraulic system as a backup. - 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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 14: 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, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 15: General Instructions 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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 18: Scope Of Delivery
• 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, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 19: About This Product
(optional) 13 Slipper pad 3 Opposed piston 8 Suction side 14 Cradle 4 Spring 9 Control valve 5 High-pressure side 10 Cylinder 6 Control plate 11 Stroking piston (distributor plate) RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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 92705, 92714, 92740 and 92709. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 21: Product Identification
11 Serial number shaft) – here: clockwise 12 Material number of the axial piston 5 Bar code unit 6 Power setting (optional) 13 Type code 7 Rotational speed 14 Customer material number RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 22: Transport And Storage
Do not transport the axial piston unit by sensitive assembled parts (e.g., sensors or valves). ▶ Carefully place the axial piston unit on the seating to prevent it from being damaged. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 23: Transporting With A Lifting Device
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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 24: Storing The Axial Piston Unit
Once the maximum 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 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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
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 minimum fluid level of the reservoir. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 28: Inside-Reservoir Installation
▶ port. 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, A10VSNO Series 32, RE 92714-01-B/04.2018... - Page 29 S by position below the hydraulic fluid level automatically via the open port L 6 (drive shaft horizontal) via the highest open port L S by position below the hydraulic fluid level RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 30: Above-Reservoir Installation
Table 10: Above-reservoir installation Installation position Air bleed Filling 7 (drive shaft horizontal) L (F) 8 (drive shaft up) 9 (drive shaft horizontal) Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 32: Installation With A Coupling
Remove dirt and foreign particles from the installation location. Install the coupling on the output shaft of the drive motor in accordance with the specifications provided by the coupling manufacturer. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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 plant that manufactured the axial piston unit. -
Page 36: Hydraulically Connecting The Axial Piston Unit
• Use suitable seals as sealing material. • Suction line (pipe or hose) – The suction line should be as short and straight as possible. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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 chapter 7.3 “Installation position” on page 27). Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018...
- Page 39 The tightening torques for the threaded plugs apply when the plugs are dry – when lightly oiled, the tightening torques for M10 × 1 are reduced to 10 Nm and to 17 Nm for M12 × 1.5. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 40: 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 connecting, check that the connector, including all seals, is intact. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 41: 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 42: Commissioning
Use only a hydraulic fluid that conforms to the following requirements: You can find details on the minimum requirements for hydraulic fluids in Bosch Rexroth data sheets 90220, 90221, 90222, 90223 and 90225. The titles of the data sheets can be found in Table 1 “Required and supplementary documentation”... -
Page 43: 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. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 44: Performing A Functional Test
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: Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 45: Recommissioning After Standstill
The following criteria may make recommissioning necessary: • Air and/or water in the hydraulic system • Old hydraulic fluid • Other contamination ▶ Before recommissioning, proceed as described in chapter 8.1 “Initial commissioning” on page 42. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 46: 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. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... -
Page 47: Inspection
Maintenance and repair 47/60 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 48: Repair
48/60 Maintenance and repair 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 49: Removal And Replacement
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. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 50: 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 51: 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. RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG... -
Page 52: 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 Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... - Page 53 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 RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
- Page 54 Unstable control signal Contact machine/system manufacturer or Bosch Rexroth Service Malfunction in the control devices or the Contact Bosch Rexroth Service controller Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018...
- Page 55 Contact Bosch Rexroth Service Contact machine/system manufacturer Axial piston unit worn Replace axial piston unit; contact Bosch Rexroth Service RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 56: 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. Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... - Page 57 57/60 RE 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, Bosch Rexroth AG...
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Page 58: Alphabetical Index
Layout – Preparing Lifting device Disposal Lifting strap Distributor plate ▶ M Drive shaft Maintenance 46, 47 ▶ E Malfunction table Eye bolt ▶ N Name plate Notices – General Bosch Rexroth AG, A10VO, A10VSO, A10VSNO Series 32, RE 92714-01-B/04.2018... - Page 59 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 92714-01-B/04.2018, A10VO, A10VSO, A10VSNO Series 32, 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 92714-01-B/04.2018...