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Summary of Contents for Bosch Rexroth HAD 1 Series
- Page 1 Diaphragm type accumulator Type HAD...-1X/ and HAD...-2X/ Operating instructions Replaces: 12.11 RE 50150-B/10.20 English...
- Page 2 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.
- Page 3 EN: This product may only be used if these operating instructions are available to you in a language version that you can understand and if you have understood its content. If this is not the case, please contact your Bosch Rexroth contact partner or the responsible service point.
- Page 4 SV: Denna produkt får inte användas förrän du har mottagit en bruksanvisning på ett språk som du förstår och sedan har läst och förstått innehållet i. Om detta inte är fallet ber vi dig kontakta din kontaktperson på Bosch Rexroth eller ansvarig kundservice.
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Page 5: Table Of Contents
Maintenance and repair 10.1 Maintenance 10.2 Repair Disassembly and replacement 11.1 Required tools 11.2 Preparing disassembly 11.3 Disassembly process Disposal 12.1 Environmental protection Extension and modification Troubleshooting 14.1 How to proceed for troubleshooting 14.2 Fault table Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 6: Contents
6/44 Contents Technical data Alphabetical index Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 7: About This Documentation
General product information on hydraulic products Installation, commissioning, maintenance of hydraulic systems 07900 Data sheet The diaphragm type accumulator HAD...-1X/ and HAD...-2X/ is a system component. ▶ Also observe the instructions for the other system components and the system manufacturer’s documentation. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 8: Representation Of Information
Indicates a dangerous situation which may cause death or WARNING severe injury if not avoided. Indicates a dangerous situation which may cause minor or CAUTION medium (personal) injury if not avoided. Damage to property: The product or the environment could NOTICE be damaged. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... - Page 9 The numbers indicate that the actions must be carried out one after the other. 1.3.3 Abbreviations The following abbreviations are used in this documentation: Table 4: Abbreviations Abbreviation Meaning Type HAD...-1X/ and Diaphragm type accumulator HAD series 1X and 2X HAD...-2X/ Rexroth document in German language Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
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Page 10: Safety Instructions
The diaphragm type accumulator is a technical equipment and not intended for private use. Intended use also includes having read and understood these operating instructions completely, especially the chapters 2 "Safety instructions" and 3 "General information on damage to property and damage to the product". Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 11: Improper Use
2.3 Improper use Any use deviating from the intended use is improper and thus inadmissible. Bosch Rexroth AG does not assume any liability for damage caused by improper use. The user assumes all risks involved with improper use. Improper use of the diaphragm type accumulator includes: •... -
Page 12: General Safety Instructions
• Do not commission the product until you can be sure that the end product (for example a machine/system) where the Rexroth products are installed complies with the country-specific provisions, safety regulations and standards of the application. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 13: Product-Specific Safety Instructions
Bursting of the diaphragm type accumulator due to welding, soldering or other mechanical work! Danger to life! Danger of bursting! Damage to property! ▶ Do not carry out any mechanical works such as welding or soldering works on the diaphragm type accumulator. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 14: Personal Protective Equipment
"Intended use". • Instruct the operating personnel regularly in all items of the operating instructions and make sure that they are observed. • Ensure compliance with the instructions on occupational safety and with the operating instructions. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 15: General Information On Damage To Property And Damage To Product
Dispose of the diaphragm type accumulator, the hydraulic fluid and the packaging in accordance with the applicable national regulations in your country. ▶ Dispose of the hydraulic fluid according to the applicable safety data sheet of the hydraulic fluid. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 16: Scope Of Delivery
1l) The diaphragm type accumulator is supplied with the following parts being mounted (optional, according to supplied version): • Cover cap on the gas port (3) • Protective cap on the fluid connection (1) Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 17: Product Information
The high compressibility of gases is used for the diaphragm type accumulator. Diaphragm type accumulators of type HAD...-1X/ and HAD...-2X/ basically comprise the following components: Fig. 2: Structure of the diaphragm type accumulator Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 18: Product Identification
More detailed information on operating conditions, connection dimensions, weight and limits of performance is provided in data sheet 50150. 5.2 Product identification The diaphragm type accumulator can be identified by means of its embossing on the housing. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... - Page 19 V 2.8 L PS 250 BAR TS -15/80 °C HAD2,8-250-20 Made in Germany 7920 FG2 / N2-GAS 0 BAR 2019 19W41 00001 Fig. 5: Example of embossing on the housing of the diaphragm type accumulator Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
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Page 20: Transport And Storage
The weight indicated in data sheet 50150 only refers to the diaphragm type accumulator, the weight of any add-on units is not taken into account. Further details on the weight and the dimensions of the diaphragm type accumulator can be found in data sheet 50150 Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 21: Shipping Of The Diaphragm Type Accumulator
Please note that, according to the provisions and ordinances valid in your country, the test intervals mostly refer to the date of manufacture and are also not prolonged by the storage time. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 22: Installation
The diaphragm type accumulator is to be fixed in such a way that a safe support during operational accelerations or in case of a potential pipeline break is guaranteed. Bosch Rexroth offers suitable holding devices in the form of mounting clamps as accessories. For further information on the accessories, refer to data sheet 50150, see chapter 1.2 "Required and amending documentation". -
Page 23: Required Tools
The assembly of the diaphragm type accumulator requires basic mechanical and hydraulic knowledge. ▶ The diaphragm type accumulator may only be assembled by qualified personnel, see chapter 2.4 "Qualification of personnel". ▶ Before the assembly, check the seal and the sealing surface of the accumulator for damage. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... - Page 24 Manually screw the accumulator into the thread of the oil port. ▶ Make sure that the thread interlocks after one rotation at the latest. ▶ Tighten the accumulator by means of a suitable tool until it fits tightly. The diaphragm type accumulator is now mounted. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20...
- Page 25 Mount the retaining clamp of the diaphragm type accumulator to the provided positions on the wall or the machine. ▶ Position the accumulator in the retaining clamp so that the embossing on the housing remains visible. ▶ Tighten the screws of the retaining clamp. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
- Page 26 Tighten the nut by holding the accumulator in place with a suitable tool until it fits tightly. ▶ Connect the hydraulic lines to the fluid connection of the diaphragm type accumulator. ▶ Tighten the hydraulic lines by exerting counterpressure with a suitable tool until they fit tightly. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20...
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Page 27: Commissioning
For commissioning of the diaphragm type accumulator, always use the suitable charging and test device (for diaphragm type accumulator with material number 0538103012 or for bladder and diaphragm type accumulator with material number 0538103014). Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 28: Preparing For Commissioning
Make sure that the diaphragm type accumulator has been installed completely and without tension stress. ▶ Lay out ready the Bosch Rexroth charging and test device (for diaphragm type accumulator with material number 0538103012 or for bladder and diaphragm type accumulators with material number 0538103014) and its operating instructions. - Page 29 DANGER! Explosion of the diaphragm type accumulator when charged with unapproved gas! Danger to life! Risk of injury! ▶ Only use nitrogen for filling of the diaphragm type accumulator (at least cleanliness class 4.0, N = 99.99 vol.%). Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
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Page 30: Re-Commissioning After Standstill
Make sure that the accumulator does not show any signs of corrosion and that the coating is intact. ▶ Commission the diaphragm type accumulator with the overall system according to the operating instructions of the overall system. ▶ Check the oil port for leak-tightness. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 31: Operation
Make sure that the diaphragm type accumulator is only operated in impeccable condition. ▶ In case of emergency, an error, or in case of other irregularities, switch off the system and secure it against restarting. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 32: Maintenance And Repair
Perform the prescribed maintenance work at the intervals specified in the operating instructions of the overall system. If no other instructions are available, Bosch Rexroth recommends maintenance intervals according to chapter 10.1 "Maintenance". Only experts may perform maintenance and repair work at the diaphragm type accumulator, see chapter 2.4 "Qualification of personnel". -
Page 33: Maintenance
Tighten the gas filling screw on the diaphragm type accumulator again. ▶ Remove the charging and test device from the gas port of the diaphragm type accumulator. The pre-filling pressure is now checked and set. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 34: Repair
The diaphragm type accumulator is not repairable. In case of damage, an adequate replacement is to be provided. If you have any questions regarding spare parts and repair, please contact your local Bosch Rexroth service or the service department of the diaphragm type accumulator manufacturer's factory: Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 35: Disassembly And Replacement
Discharge the accumulator via the discharge device of the system. Please note that the pre-filling pressure still exists on the gas side after hydraulic relief. accumulator ▶ Please decide whether a remaining gas pressure in the diaphragm type accumulator is required or reasonable. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... -
Page 36: Disassembly Process
Standard screws must not be used instead of the gas valve (thread with relieving nut). ▶ Loosen the holding device and remove the diaphragm type accumulator on the oil side from the system in a suitable order depending on the structure. Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20... -
Page 37: Disposal
Declarations become If you undertake any extensions to or modifications of the product marketed by Bosch Rexroth, this means you are changing the condition as supplied. Any invalid statements made by Bosch Rexroth regarding this product will then become invalid. -
Page 38: Troubleshooting
38/44 Troubleshooting The Bosch Rexroth warranty applies only to the configuration supplied. Following an extension or a modification, the claim to warranty expires. 14 Troubleshooting 14.1 How to proceed for troubleshooting ▶ Always work systematically and purposefully, even when under time pressure. Random, thoughtless disassembly and changing of settings might result in the inability to determine the original error cause. -
Page 39: Fault Table
Residual humidity in the vessel due to inappropriate storage conditions ▶ Replace the diaphragm type accumulator. The diaphragm type accumulator must not be put into operation again, but must be disposed of, see chapter 12 "Disposal". ▶ Observe the prescribed storage conditions. Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG... - Page 40 For the admissible technical data of the diaphragm type accumulator, refer to data sheet 50150, see chapter 1.2 "Required and amending documentation". The data sheet can be found on the Internet at www.boschrexroth.com/various/utilities/mediadirectory For further information, refer to the online product catalog Industrial hydraulics: www.boschrexroth.com/ics Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20...
- Page 41 Warranty 16, 38 Identification Inspection Installation Installation conditions Intended use ▶ M Maintenance 32, 33 – Maintenance schedule of the system – Test intervals Modification ▶ O Operation ▶ P Product description ▶ Q Qualification Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
- Page 42 42/44 Technical data Bosch Rexroth AG, Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20...
- Page 43 Technical data 43/44 Type HAD...-1X/ and HAD...-2X/, RE 50150-B/10.20, Bosch Rexroth AG...
- Page 44 Bosch Rexroth AG Industrial Hydraulics Zum Eisengießer 1 97816 Lohr am Main, Germany Phone +49 (0) 93 52 / 40 30 20 my.support@boschrexroth.de www.boschrexroth.com For your local contact partner, please refer to: www.boschrexroth.com Subject to change without notice Printed in Germany RE 50150-B/10.20...
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