Table of Contents
Related Manuals for Bosch rexroth 4WS2EM10 5X XH Series
Summary of Contents for Bosch rexroth 4WS2EM10 5X XH Series
- Page 1 4-way directional servo valve with mechanical position feedback (Area of application according to the explosion protection directive 2014/34/EU: II 1 G) Type 4WS2EM10..5X/...XH... Replaces: 01.19 Operating instructions Document no.: RA80392241_AA RE29583-XH-B/09.19 English...
- Page 2 BG: Въвеждането в експлоатация на този продукт може да се извърши едва тогава, когато разполагате с това ръководство за експлоатация на разбираем за Вас официален език на ЕС и сте разбрали неговото съдържание. Ако това не е така, обърнете се към Вашия партньор Bosch Rexroth или към компетентен сервиз. Ще го намерите на www.boschrexroth.com.
- Page 3 UE que você entenda e se você tiver compreendido seu conteúdo. Se não for esse o caso, entre em contato com a pessoa de contato da Bosch Rexroth ou com o centro de serviço responsável.
- Page 4 Our products are subject to a natural process of wear and aging. © All rights with Bosch Rexroth AG, also in case of applications for industrial property protection. It may not be reproduced or given to third parties without consent of Bosch Rexroth AG.
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Page 5: Table Of Contents
10.3 Maintenance schedule 10.4 Repair 10.5 Exchanging the filter element 10.6 Rectifying external leakages 10.7 Spare parts Disassembly and removal Disposal 12.1 Environmental protection 12.2 Return to Bosch Rexroth AG 12.3 Packaging 12.4 Materials used 12.5 Recycling RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... - Page 6 6/44 Extension and modification Troubleshooting 14.1 How to proceed for troubleshooting Technical data Appendix 16.1 List of addresses Declaration of conformity Index Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
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Page 7: About This Documentation
1.3 Representation of information Uniform safety instructions, symbols, terms and abbreviations are used to ensure quick and safe working with the product using this documentation. For a better understanding, they are explained in the following sections. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... - Page 8 Meaning If this information is not observed, the product cannot be used and/or operated optimally. ▶ Individual, independent action Numbered instruction: The numbers indicate that the actions must be carried out one after the other. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
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Page 9: Safety Instructions
• 4-way directional servo valve with mechanical position feedback for the intended use in an explosive atmosphere. The product is only intended for professional use and not for private use. Intended use includes having read and understood this documentation completely, especially chapter 2 "Safety instructions". RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... -
Page 10: Improper Use
Changes and/or modifications to the valve are not admissible, refer to chapter 13 "Extension and modification". Bosch Rexroth AG does not assume any liability for damage caused by improper use. The user assumes all risks involved with improper use. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 11: Qualification Of Personnel
• Understanding of the additional importance of work permit systems and safe electrical separation regarding explosion protection Bosch Rexroth offers measures supporting training in specific fields. You can find an overview of the training contents on the Internet at: http://www.boschrexroth.de/didactic... -
Page 12: General Safety Instructions
• Only use original Bosch Rexroth accessories and spare parts in order to prevent any hazard to persons due to unsuitable spare parts. • Comply with the technical data and environmental conditions specified in the product documentation. -
Page 13: Product-Specific Safety Instructions
▶ Ensure before working at the hydraulic product that the hydraulic system is depressurized and the electrical control de-energized. ▶ Completely unload the pressure at machines and systems before working at the valve. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... - Page 14 To prevent the valve from becoming loose and causing a risk of injury: ▶ Exchange the valves with corrosion damages as soon as possible. ▶ Check the surface protection on the valve and the valve mounting screws at regular intervals. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
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Page 15: Personal Protective Equipment
. The machine end-user of the Bosch Rexroth valve is responsible that • the valve is only being used according to the intended use as defined in these operating instructions. -
Page 16: General Information On Damage To Property And Damage To Product
Ensure that no cleaning agents are able to penetrate the hydraulic system. Environmentally harmful hydraulic fluid Leaking hydraulic fluid leads to environmental pollution. ▶ Immediately remedy possible leakage. ▶ Dispose of the hydraulic fluid in accordance with the currently applicable national regulations in your country. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 17: Scope Of Delivery
▶ Check the scope of delivery for possible transport damage, see chapter 6 "Transport and storage". In case of complaints, please contact Bosch Rexroth AG, see chapter 16.1 "List of addresses". Accessories such as valve subplates are not included in the scope of delivery and must be ordered separately. See chapter 7.6 "Required accessories". -
Page 18: Product Information
Mark in accordance with the EU explosion protection directive 2014/34/EU: Mark for the type of protection according to EN IEC 60079-0 / EN 60079-11 and EN ISO 80079-36 Number of the type examination certificate Identification number of notified body Bosch Rexroth QR code Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... - Page 19 High safety level. Potentially explosive atmospheres where an explosive atmosphere due to stirred dust (= device group II) is normally not present or occurs only rarely or short-time. Corresponds to zone 22 according to Directive 1999/92/EC. Normal safety level. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
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Page 20: Transport And Storage
Danger of cut injuries! ▶ Wear suitable protective equipment for the transport of the valve. Further information regarding transport is available from Bosch Rexroth, see chapter 16.1 "List of addresses". Notify your responsible sales contact person any transport damage within one week. The addresses of the sales subsidiaries can be found on the Internet at: http:/www.boschrexroth.com/adressen... - Page 21 12 months After expiry of the maximum storage time, we recommend having the valve checked by your competent Bosch Rexroth service. In case of questions regarding spare parts, please contact the Bosch Rexroth service responsible for your valve, see chapter 10.7 "Spare parts".
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Page 22: Assembly
It is imperative to provide for absolute cleanliness. The valve must be protected from dirt during installation. Contamination of the hydraulic fluid may considerably reduce the life cycle of the valve. ▶ Observe the installation position specified in "Data sheet 29583-XH". Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 23: Prior To Assembly
In order to assemble the valve, you need standard tools only. 7.6 Required accessories The following accessories are recommended for the connection of the valve. These accessories can be ordered separately from Bosch Rexroth: Subplates For subplates with dimensions for valves with porting pattern according to ISO 4401, refer to "Data sheet 45100". -
Page 24: Assembling The Valve
Observe the tightening torques, screw stabilities and the minimum length of the mounting screws. ▶ Always fasten the flushing plate with all 4 mounting screws. ▶ Only assemble the flushing plate using the mounting screws intended for that purpose and included in the scope of delivery. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... - Page 25 Install a pressure differential-resistant pressure filter without bypass, if possible with integrated clogging indicator, directly in front of the valve. During the flushing procedure, check all filters in short intervals and exchange the contaminated filter elements, if necessary. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
- Page 26 Hydraulic fluid may leak during assembly and disassembly of the valve. Consequently, persons may slip or fall. ▶ After the disassembly, provide the bores containing the hydraulic fluid with suitable closing elements. ▶ Immediately remove hydraulic fluid that has leaked out. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
- Page 27 12.5 Nm ± 1.5 Nm (with a friction coefficient of µ = 0.09...0.14). This tightening torque refers to the maximum total admissible operating pressure. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
- Page 28 Make sure that all pipes and hose lines and every combination of connection pieces, couplings or connection points with hoses or pipes are checked for their operational safety by a person with appropriate knowledge and experience. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
- Page 29 Mating connectors are available as accessories, see chapter 7.6 "Required accessories". ▶ The temperature rating of the lines used must be at least 20 K higher than the ambient and fluid temperature. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
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Page 30: Commissioning
Damage to persons and property! Commissioning of the valve requires basic hydraulic and electrical knowledge. ▶ Only qualified personnel (see section 2.4 "Qualification of personnel") is authorized to commission the valve. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 31: Operation
Changing the settings at the valve is not admissible. For information on the operation, please refer to the operating instructions for the hydraulic system into which the valve is installed. If errors occur, refer to chapter 14 "Troubleshooting". RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... -
Page 32: Maintenance And Repair
The check must, however, at least be carried out every three years from the date of manufacture of the valve. The date of manufacture of the valve can be found on the name plate, see chapter 5.1.1 "Information on the name plate". Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 33: Maintenance Schedule
10.6 "Rectifying external leakages". 10.3 Maintenance schedule Valves are low-maintenance provided that they are used as intended. To ensure that the valve functions reliably for a long time, Bosch Rexroth recommends checking the hydraulic system and the valve regularly. 10.3.1 Checking for leakage Check the valve for leakage. -
Page 34: Repair
Screw out the filter screw (1) (wrench size 22). Pull the filter element (2) out of the filter screw (1) using an M4 screw. Clean the filter screw (1). Do not clean the filter element but replace it with a new one. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 35: Rectifying External Leakages
Disassemble the filter screw as described in chapter 10.5 "Exchanging the filter element". Check whether the sealing surface for the profile seal is clean and intact. Dry the valve connection surface and the valve contact surface using suitable cleaning materials. Assemble the new sealing device. RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... -
Page 36: Spare Parts
Disassembly of the valve cap or the connector will lead to loss of the explosion protection! ▶ Never disassemble valve cap or connector. CAUTION Falling of an incompletely disassembled valve! An incompletely disassembled valve may fall down and cause injuries. ▶ During disassembly, secure the valve against falling. Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19... -
Page 37: Disposal
Valves must be drained before being returned. The components have to be delivered free to the following address: Bosch Rexroth AG Service Industriehydraulik [Industrial Hydraulics Service] Bürgermeister-Dr.-Nebel-Straße 8 97816 Lohr am Main Germany RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG... -
Page 38: Packaging
The materials for disposable packaging are mostly cardboard, wood, and expanded polystyrene. They can be recycled without any problems. For environmental reasons, disposable packaging should not be used for returning products to Bosch Rexroth. 12.4 Materials used Hydraulic components from Bosch Rexroth do not contain any hazardous materials that could be released during intended use. - Page 39 • Filter contaminated Exchange filter element and check system behavior for contamination • Orifice contaminated Remove valve and have it repaired Instable zero point • Control spool friction due to Remove valve and have it repaired contamination RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
- Page 40 Headquarters Bosch Rexroth AG Zum Eisengießer 1 97816 Lohr am Main Germany Phone +49 (0) 9352/40 30 20 Email [email protected] The addresses of our sales and service network and sales organizations can be found at www.boschrexroth.com/adressen Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
- Page 41 Declaration of conformity 41/44 17 Declaration of conformity RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
- Page 42 ▶ F Flushing the system ▶ I Intended use ▶ L Leakages List of addresses ▶ M Maintenance and repair Maintenance schedule Materials used ▶ N Name plate ▶ O Obligations of the machine end-user Operation Bosch Rexroth AG, 4WS2EM10..5X/...XH..., RE29583-XH-B/09.19...
- Page 43 Index 43/44 RE29583-XH-B/09.19, 4WS2EM10..5X/...XH..., Bosch Rexroth AG...
- Page 44 Bosch Rexroth AG Zum Eisengießer 1 97816 Lohr am Main Germany Tel: +49 (0) 9352/40 30 20 [email protected] www.boschrexroth.com Subject to change without notice Printed in Germany RE29583-XH-B/09.19...