Related Manuals for Bosch Rexroth 30 Series
Summary of Contents for Bosch Rexroth 30 Series
- Page 1 Axial Piston Variable Pump A4VBO Series 10 and 30 Instruction manual Replaces: –.– RE 92122-01-B/12.2012 English...
- Page 2 © This document, as well as the data, specifica- tions and other information set forth in it, are the exclusive property of Bosch Rexroth AG. It may not be reproduced or given to third parties without its consent.
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Page 3: Table Of Contents
Transporting the axial piston unit 6.1.1 Transporting by hand 6.1.2 Transporting with lifting device Storing the axial piston unit Installation Unpacking Installation conditions Installation position 7.3.1 Below-reservoir installation (standard) 7.3.2 Inside-reservoir installation Above-reservoir installation RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... - Page 4 11.3 Removing the axial piston unit 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, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
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Page 5: About This Documentation
Contains additional information on the use of Rexroth axial piston units at low temperatures. Storage and preservation of axial piston units RE 90312 Data sheet Contains additional information on storage and preservation. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 6: Display Of Information
Identifies a dangerous situation that may result in minor to CAUTIOn moderate injuries if it is not avoided. NOTE Damage to equipment: The product or the environment may be damaged. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 7: Symbols
Rexroth document in the English language VDI 2230 Directive for the systematic calculation of high duty bolted joints and joints with one cylindrical bolt from the VDI (Verein Deutscher Ingenieure – Association of German Engineers) RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 8: Safety Instructions
Any use other than that described as intended use shall be considered as improper and is therefore impermissible. Bosch Rexroth AG shall accept no liability whatsoever for damage resulting from improper use. The user shall bear all risks arising from improper use. -
Page 9: Personnel Qualifications
• fully understanding in particular the interrelationships regarding safety devices, • having knowledge on the function and assembly of hydraulic components. Bosch Rexroth offers training support for special fields. An overview of the training contents can be found on the Internet at: http://www.boschrexroth.de/didactic. -
Page 10: Product-Specific Safety Instructions
Operating the unit above the permissible maximum pressure can cause components to burst and hydraulic fluid to escape under high pressure. ▶ Changes to the factory settings must only be made by Bosch Rexroth specialist personnel. ▶ In addition, a pressure-relief valve is needed as back-up in the hydraulic system. - Page 11 Always set up the relevant part of the machine/system so that it is free of electrical voltage before you install the product or when connecting and disconnecting plugs. Protect the machine/system against being energized. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
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Page 12: Personal Protective Equipment
The personal protective equipment is the responsibility of the user of the axial piston unit. Observe the safety regulations and provisions of your country. All components of the personal protective equipment must be intact. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 13: General Instructions On Damage To Equipment And The Product
With above-reservoir installation, an axial piston unit must be moved to full swivel angle after no more than three seconds during commissioning and recommissioning. Make sure that the axial piston unit really does suck in hydraulic fluid and build up pressure. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... - Page 14 Dispose of the axial piston unit, hydraulic fluid and packaging in accordance with the national regulations in your country. ▶ Dispose of the hydraulic fluid in accordance with the applicable safety data sheet for the hydraulic fluid. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
- Page 15 The warranty applies only to the delivered configuration. The entitlement to warranty cover will be rendered void if the product is incorrectly installed, commissioned or operated, or if it is used or handled improperly. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
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Page 16: Delivery Contents
• Axial piston unit as per order confirmation The following parts are also installed on delivery: • Protective covers (1) • Protective plug/threaded plug (2) • For version with through drive, metallic protective cover and mounting bolts Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 17: About This Product
1 Drive shaft 5 High-pressure side 10 Slipper pad 2 Retaining plate 6 Port plate 11 Swashplate 3 Stroke piston 7 Suction side 4 Control plate 8 Cylinder (Control plate) 9 Piston RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 18: Functional Description
Various control devices are available depending on requirements. Information about this can be found in data sheet RE 92122. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 19: Product Identification
(viewed on drive shaft) – here: cw 12 Material number of 5 Bar code the axial piston unit 6 Power setting (optional) 13 Ordering code 7 Speed 14 Customer material number RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 20: Transport And Storage
(sizes 71 and 125) or in the housing (size 450). Alternatively, transport is also possible with a lifting strap. Only use the lifting strap if you are unable to achieve the required installation position with transport using the ring screws. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... - Page 21 20 %. You can hoist the axial piston unit as shown in Fig. 5 with the ring screws screwed into the housing. Fig. 5: Fixing the ring screws in the housing RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
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Page 22: Storing The Axial Piston Unit
• Do not store the axial piston unit on the drive shaft or fitting, e.g. sensors or valves. • For further storage conditions, see Table 7. ▶ Check the axial piston unit monthly to ensure proper storage. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... - Page 23 Bosch Rexroth Service partner. In the event of questions regarding repair and spare parts, contact your responsible Bosch Rexroth Service partner or the service department of the manufacturer's plant for the axial piston unit, see chapter 10.5 "Spare parts" on page 50.
- Page 24 Package the axial piston unit airproof together with desiccant in corrosion protection film. Store the axial piston unit so that it is protected against jolts, see "Requirement" on page 22 in this chapter. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
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Page 25: Installation
Please consult your responsible contact person at Bosch Rexroth. ▶ To achieve favorable noise values, decouple all connecting lines from all vibration- capable components (e.g. reservoir) using elastic elements. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 26: Installation Position
The following installation positions are permissible. The shown piping layout illustrates the basic layout. For vertical installation (drive shaft upward), Bosch Rexroth recommends the use of a bearing flushing at port "U" in order to ensure lubrication of the front bearing and of the shaft seal ring (installation positions 6, 12 and 18). - Page 27 On size 450, a bearing flushing is already provided. This is taken from the internal for size 450 boost pressure. If the external bearing flushing is used, port U holds a throttle screw (1) which is to be screwed out to 20 mm. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
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Page 28: Below-Reservoir Installation (Standard)
R(L) R(L) R(L) Bosch Rexroth recommends installing a bearing flushing. For minimum flushing volume and other information, please refer to data sheet RE 92122. Boost pump only for size 450. Fig. 10: Below-reservoir installation: A4VBO with installation position 1–6... -
Page 29: Inside-Reservoir Installation
. In such cases, the other case drain ports must be plugged. The axial piston unit case must be filled before fitting the piping and filling the reservoir with hydraulic fluid. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... - Page 30 R(L) Bosch Rexroth recommends installing a bearing flushing. For minimum flushing volume and other information, please refer to data sheet RE 92122. Boost pump only for size 450. Fig. 11: Inside-reservoir installation: A4VBO with installation position 7–12...
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Page 31: Above-Reservoir Installation
Bosch Rexroth recommends installing a bearing flushing. For minimum flushing volume and other information, please refer to data sheet RE 92122. Boost pump only for size 450. Fig. 12: Below-reservoir installation: A4VBO with installation position 13–18... -
Page 32: Installing The Axial Piston Unit
• Note that you can expect certain installation positions to affect the control device. Gravity, dead weight and case pressure can cause minor shifts in control characteristics and changes in response time. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 33: Installation With Coupling
Install the coupling on the output shaft of the engine in accordance with the specifications provided by the coupling manufacturer. The axial piston unit may not be bolted down until the coupling has been correctly installed. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 34: Installation On A Gearbox
Bring the axial piston unit to the installation position and secure. If necessary, details on the required tools and tightening torques for the mounting bolts can be obtained from the system manufacturer. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
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 responsible Bosch Rexroth Service partner or the service department of the manufacturer's plant for the axial piston unit. -
Page 36: Hydraulically Connecting The Axial Piston Unit
(e.g. when pre-filling). – Make sure the connections and connecting elements are air-tight. – The hose must be pressure-resistant, also for external air pressure. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... - Page 37 Make certain that there are no mix-ups when installing fittings, mounting bolts and threaded plugs. ▶ For all female threads, use a threaded plug from the same system of units and of the correct size. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
- Page 38 Installation Port overview R(L) Fig. 15: Port overview - A4VBO, HS4 control system with proportional valve, size 450 R(L) Fig. 16: Port overview A4VBO, DFE1 electro-hydraulic control system, size 71 Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
- Page 39 VDI 2230. • Threaded plugs: For the metallic threaded plugs supplied with the axial piston unit, the required tightening torques of threaded plugs M apply. Values, see Table 12. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, 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 condition for safe working. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
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Page 41: Electrically Connecting The Axial Piston Unit
On axial piston units with a Hirschmann connector according to Hirschmann connectors DIN EN 175 301-803-A/ISO 4400, the following tightening torques apply when securing line connectors: • Mounting bolt, M3 (1): 0.5 Nm • Union nut, M16 x 1.5 (2): 1.5–2.5 Nm RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 42: Performing Flushing Cycle
Fig. 17: Tightening torque for HIRSCHMAnn connector 7.6 Performing flushing cycle In order to remove foreign particles from the system, Bosch Rexroth recommends a flushing cycle for the entire system before the first commissioning. To avoid internal contamination, the axial piston unit must not be included 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 RE 90220, RE 90221 and RE 90222. The titles of the data sheet can be found in Table 1 "Required and supplementary documentation"... -
Page 44: Testing The Hydraulic Fluid Supply
Check the axial piston unit’s reservoir line during the test. The case drain fluid should not contain any bubbles. Increase the load and check whether the operating pressure rises as expected. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 45: Performing Functional Test
10 operating hours. To ensure that contamination in the hydraulic system does not damage the axial piston unit, Bosch Rexroth recommends the following procedure after the running-in phase: RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 46: Recommissioning After Standstill
▶ Change the hydraulic fluid if the required cleanliness level is not reached. If a laboratory test is not carried out after the running-in phase, Bosch Rexroth recommends the hydraulic fluid be changed. 8.3 Recommissioning after standstill Depending on the installation conditions and ambient conditions, changes may occur in the hydraulic system which make recommissioning necessary. -
Page 47: Operation
Use the product only within the performance range provided in the technical data. The machine/system manufacturer is responsible for the proper project planning of the hydraulic system and its control. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 48: Maintenance And Repair
Use only water and, if necessary, a mild detergent to clean the axial piston unit. Never use solvents or aggressive detergents. ▶ Remove coarse external dirt and keep sensitive and important components, such as solenoids, valves, indicators and sensors, clean. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 49: Inspection
Maintenance and repair 49/60 10.2 Inspection In order to enable long and reliable operation of the axial piston unit, Bosch Rexroth recommends testing the hydraulic system and axial piston unit on a regular basis, and documenting and archiving the following operating conditions:... -
Page 50: Repair
50/60 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 fittings may only be performed by service centers certified by Bosch Rexroth. -
Page 51: Removal And Replacement
Completely empty 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 22. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 52: Disposal
Do not modify the axial piston unit or its fittings. This includes changes to the setting screws or wiring. The Bosch Rexroth warranty only applies for the delivered configuration. In case of conversion or extension, the entitlement under warranty will be rendered void. -
Page 53: Troubleshooting
Try to get a clear idea of the error cause. Directly ask the (machine) operator. ▶ Document the work carried out. ▶ If you cannot rectify the fault, contact one of the contact addresses which can be found at: www.boschrexroth.com/addresses. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... -
Page 54: Malfunction Table
Wear of axial piston unit. Exchange axial piston unit, contact Bosch Rexroth Service. Mechanical damage to the axial piston unit. Exchange axial piston unit, contact Bosch Rexroth Service. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... - Page 55 Bosch Rexroth Service. Instability/vibrations Setpoint value not stable. Machine/system manufacturer. Resonance in the reservoir line. Machine/system manufacturer. Malfunction of the control devices or the Contact Bosch Rexroth Service. controller. RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG...
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Page 56: Technical Data
Further information can be found in the online product catalog Industrial hydraulics: www.boschrexroth.com/ics The order-related technical data of your axial piston unit can be found in the order confirmation. Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012... -
Page 57: Alphabetical Index
Name plate Disposal Drive shaft ▶ O Operation ▶ F Filling ▶ P Flushing cycle Performance description Functional description Piston – Control Port overview Functional test Port plate Product description Pump RE 92122-01-B/12.2012, A4VBO Series 10 and 30, Bosch Rexroth AG... - Page 58 Storage time Storing Stroke piston Swashplate Symbols ▶ T Technical data Tightening torques Tools Transport – By hand – With lifting strap – With ring screw Transporting Transport protection Troubleshooting Bosch Rexroth AG, A4VBO Series 10 and 30, RE 92122-01-B/12.2012...
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