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OFU
Filtromat
Operating and Maintenance Instructions
English • (translation of original instructions)
Document No. : 3120755d • 10/24/2019
Follow these instructions for proper and safe use.
Keep for future reference.

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Summary of Contents for HYDAC FILTER SYSTEMS OFU Filtromat

  • Page 1 Filtromat Operating and Maintenance Instructions English • (translation of original instructions) Document No. : 3120755d • 10/24/2019 Follow these instructions for proper and safe use. Keep for future reference.
  • Page 2: Table Of Contents

    Table of Contents HYDAC FILTER SYSTEMS GMBH Table of Contents 1 General ........................ 5 Imprint ...................... 5 Documentation Representative................  5 Purpose of this manual .................. 6 Target group of the manual................ 6 Illustrations in the manual ................ 7 1.5.1 Illustration on the title page.............. 7 1.5.2...
  • Page 3 HYDAC FILTER SYSTEMS GMBH Table of Contents Decoding the name plate ................ 26 3.6.1 Model code .................. 28 Requirements of the workplace & working environment ........  29 Components / Operating elements .............. 30 4 Transporting/storing the filter unit................ 32 5 Setting up / assembly / integration of the filter unit .......... 33 Avoiding siphoning ..................
  • Page 4 Table of Contents HYDAC FILTER SYSTEMS GMBH Clogging indicators - technical data ...............  56 9.3.1 Differential pressure indicator, visual – VM x B.x ...... 56 9.3.2 Differential pressure indicator, visual – VM x BM.x ...... 58 9.3.3 Differential pressure gauge, electric (VM x C.x) ........  60 9.3.4...
  • Page 5: General

    HYDAC FILTER SYSTEMS GMBH General | 1 1 General In this chapter, you will find helpful notes on handling these in- structions. 1.1 Imprint Manufacturer / publisher and responsible for the content: Address of the manufacturer Contact address HYDAC FILTER SYSTEMS...
  • Page 6: Purpose Of This Manual

    1 | General HYDAC FILTER SYSTEMS GMBH 1.3 Purpose of this manual Before you use this product for the first time or if you have been asked to carry out other work on the product, please read this manual. The use and the handling of the product described in the fol-...
  • Page 7: Illustrations In The Manual

    HYDAC FILTER SYSTEMS GMBH General | 1 1.5 Illustrations in the manual You will find illustrations in this manual. You can find details re- garding these in the following chapters. 1.5.1 Illustration on the title page You will find the following information on the title page of this...
  • Page 8: Representation Of Requirements

    1 | General HYDAC FILTER SYSTEMS GMBH The document no. with the index (4) is meant for identifying and reordering the manual. The index is incremented every time the manual is revised or changed. The manual contains a table of contents, a list of tables and figures, an index and a glossary.
  • Page 9: Representation Of Intermediate Results/Results

    HYDAC FILTER SYSTEMS GMBH General | 1 An example of a procedural instruction with a random se- quence: – Clean the display. – Rinse the product. 1.5.4 Representation of intermediate results/results In the case of some activities, it is necessary to carry out work steps with intermediate results and end results.
  • Page 10: Representation Of Warning/General Safety Information

    1 | General HYDAC FILTER SYSTEMS GMBH 1.5.5 Representation of warning/general safety information All the warning / general safety information in this manual are highlighted with pictograms and signal words. The pictogram and the signal word give you an indication of the severity of the danger.
  • Page 11: Signal Words And Their Meaning In The General Safety Information

    HYDAC FILTER SYSTEMS GMBH General | 1 1.5.6 Signal words and their meaning in the general safety information In these instructions you will find the following signal words: DANGER DANGER – The signal word indicates a hazardous situation with a high level of risk, which, if not avoided, will result lethal or serious injury.
  • Page 12: Hazard Symbols / Pictograms

    1 | General HYDAC FILTER SYSTEMS GMBH 1.6 Hazard symbols / pictograms The following are the safety symbols / pictograms in this man- ual. They indicate specific dangers to persons, property or to the environment. Observe these safety symbols / pictograms and act with particular caution in such cases.
  • Page 13: Supplementary Symbols

    HYDAC FILTER SYSTEMS GMBH General | 1 Exposed electrical components Danger due to operating pressure Signs used for the required specialist personnel These symbols show the required training/knowledge for in- stallation work and/or maintenance work. Specialist personnel - Electrician Such persons have specific specialist training and several years' work experience.
  • Page 14: Exclusion Of Liability/Warranty

    1 | General HYDAC FILTER SYSTEMS GMBH Required tools 1.8 Exclusion of liability/warranty For the warranty provided by us, please refer to the Terms of Delivery. They are made available to you at the conclusion of the contract at the latest. You will also find these under www.hydac.com ->...
  • Page 15: Validity Of This Manual

    HYDAC FILTER SYSTEMS GMBH General | 1 1.10 Validity of this manual The diagrams and visualizations in this manual are meant for general illustration purposes. Therefore, representations and functional options can deviate from the delivered product. We reserve the right to changes to the contents of this manual without prior notice.
  • Page 16: Safety Information

    2 | Safety information HYDAC FILTER SYSTEMS GMBH 2 Safety information DANGER Danger due to unintended use Bodily injury / Damage to property u Never operate the filter unit in potentially explosive atmos- pheres. u The filter unit is to be used only with the permissible oper- ating media.
  • Page 17: Fire-Fighting / Extinguishing A Fire

    HYDAC FILTER SYSTEMS GMBH Safety information | 2 The General Safety Information provides important information on handling the device. A prerequisite for safe work is the maintenance of all stated General Safety Instructions and pre- cautions. In addition, the local accident prevention specifica- tions and general safety regulations that apply for the area of operation of the device must be observed.
  • Page 18: Stoppage In An Emergency (Emergency Stop)

    2 | Safety information HYDAC FILTER SYSTEMS GMBH 2.2 Stoppage in an emergency (EMERGENCY STOP) Disconnect the product from all sources of energy in an emer- gency. 2.3 Observing regulatory information Observe the following regulatory information and directives: – Legal and local regulations for accident prevention –...
  • Page 19: Overview Of The Filtration Unit

    HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 3 Overview of the filtration unit BeWa OFU 3120755d en-us lq 19 / 72...
  • Page 20: Proper/Designated Use

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.1 Proper/designated use Use the filter unit only for the application described in the fol- lowing. The filter unit is used in combination with the permitted filter el- ements (identification -KB) to clean / filter hydraulic and lubri- cating oils in the bypass flow or to fill the hydraulic systems, to transfer as well as drain the hydraulic tanks.
  • Page 21: Improper Use Or Use Deviating From Intended Use

    3.2 Improper use or use deviating from intended use Any use extending beyond this or deviating therefrom shall not be considered intended use. HYDAC FILTER SYSTEMS GMBH will assume no liability for any damage resulting from such use. This risk is borne solely by the owner.
  • Page 22: Checking The Scope Of Delivery

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.3 Checking the scope of delivery The filter unit is delivered ready for connection without the filter element installed. Before commissioning the unit, check the contents of the package to make sure everything is present.
  • Page 23: Fig. 4 Checking The Scope Of Delivery

    HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 Fig. 4: Checking the scope of delivery BeWa OFU 3120755d en-us lq 23 / 72...
  • Page 24: Dimensions

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.4 Dimensions Depending on the version, the filter housing/filter unit has dif- ferent dimensions. You can find details regarding these in the following chapters. 24 / 72 BeWa OFU 3120755d en-us lq...
  • Page 25: Ofu - Dimensions

    HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 3.4.1 OFU - Dimensions The OFU filter unit has the following dimensions. Fig. 5: Dimensions of the OFU All dimensions are in mm. BeWa OFU 3120755d en-us lq 25 / 72...
  • Page 26: Hydraulic Diagram

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.5 Hydraulic diagram The hydraulic diagram of the filter unit varies depending on the version. 3.6 Decoding the name plate Identification details of the filter unit can be found on the name plates on the filter unit and the components.
  • Page 27: Tab. 5 Decoding The Type Label

    HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 Item Description -> Serial number/year of manufacture Power -> Power consumption Voltage/Grid -> Voltage/power supply Frequency -> Frequency Current -> Current consumption Pressure max. -> Operating pressure, maximum Weight ->...
  • Page 28: Model Code

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.6.1 Model code The filter unit is defined by the following model code: OFU 10 P 2 N 2 B 05 B / - Product Type code 10 = Standard...
  • Page 29: Requirements Of The Workplace & Working Environment

    HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 3.7 Requirements of the workplace & working environment Requirements of the workplace as well as the working environ- ment can be found in the chapter "Technical data" under: – Permitted ambient temperature range –...
  • Page 30: Components / Operating Elements

    3 | Overview of the filtration unit HYDAC FILTER SYSTEMS GMBH 3.8 Components / Operating elements The filter unit has the following components/operating ele- ments: Fig. 8: Components/operating elements of the OFU 30 / 72 BeWa OFU 3120755d en-us lq...
  • Page 31 HYDAC FILTER SYSTEMS GMBH Overview of the filtration unit | 3 Item Tool Chassis Hose retainer Filter housing Dynamic pressure gauge Filter housing air vent BLEED Motor pump assembly Differential pressure gauge Suction hose with lance and suction strainer Filter housing drain...
  • Page 32: Transporting/Storing The Filter Unit

    4 | Transporting/storing the filter unit HYDAC FILTER SYSTEMS GMBH 4 Transporting/storing the filter unit Fully empty the filter unit before transporting it or putting it into storage. Remove the used filter element and dispose of it in an environmentally friendly manner. Clean the inside of the filter housing.
  • Page 33: Setting Up / Assembly / Integration Of The Filter Unit

    HYDAC FILTER SYSTEMS GMBH Setting up / assembly / integration of the filter unit | 5 5 Setting up / assembly / integration of the filter unit Observe the following notices for mounting the filter unit. – Place the filter unit horizontally on a stable, even and hori- zontal surface.
  • Page 34: Avoiding Siphoning

    5 | Setting up / assembly / integration of the filter unit HYDAC FILTER SYSTEMS GMBH 5.1 Avoiding siphoning If there is a height difference (ΔH) between the suction side and pressure side container/system, the lower line can develop a suction effect and trigger the siphoning effect between the communicating containers/systems.
  • Page 35: Measure Or Display Dynamic Pressure / Differential Pressure

    HYDAC FILTER SYSTEMS GMBH Setting up / assembly / integration of the filter unit | 5 5.2 Measure or display dynamic pressure / differential pressure If pressure is measured in a hydraulic system, the type of mea- surement such as dynamic pressure or differential pressure as well as the measurement point is critical, as shown in the following diagram.
  • Page 36: Avoiding The Mixing Of Oils - Emptying The Filter Unit

    5 | Setting up / assembly / integration of the filter unit HYDAC FILTER SYSTEMS GMBH 5.3 Avoiding the mixing of oils - Emptying the filter unit If you want to use the same oil for operation as in the previous operation, it is not serious if the oils are mixed.
  • Page 37: Making The Electrical Connections

    HYDAC FILTER SYSTEMS GMBH Setting up / assembly / integration of the filter unit | 5 5.4 Making the electrical connections Depending on the version, the filter unit has different drive mo- tors (different voltage / output / number of phases, etc.). Follow the instructions in the next section to electrically connect the fil- ter unit.
  • Page 38: Connecting The Suction/Pressure Port

    5 | Setting up / assembly / integration of the filter unit HYDAC FILTER SYSTEMS GMBH 5.5 Connecting the suction/pressure port Take into account the pressure loss when connecting suction/ pressure hoses. The suction / pressure hoses from the filter unit Accessories list are matched to the filter unit.
  • Page 39 HYDAC FILTER SYSTEMS GMBH Setting up / assembly / integration of the filter unit | 5 – Note that the nominal size of the connected hose/piping must correspond to the cross-section of the connection thread. – Make sure that the connection hoses/piping (suction side/ pressure side) do not cause any tension or vibrations to be carried over to the filter unit.
  • Page 40: Attaching / Connecting The Suction / Pressure Hoses (Accessories)

    5 | Setting up / assembly / integration of the filter unit HYDAC FILTER SYSTEMS GMBH 5.6 Attaching / connecting the suction / pressure hoses (Accessories) Take into account the pressure loss when connecting suction/ pressure hoses. The suction / pressure hoses from the filter unit Accessories list are matched to the filter unit.
  • Page 41: Inserting The Filter Element

    HYDAC FILTER SYSTEMS GMBH Setting up / assembly / integration of the filter unit | 5 5.7 Inserting the filter element The filter unit has no filter element installed upon delivery from the factory. Before commissioning check whether a filter ele- ment is present in the filter housing.
  • Page 42 5 | Setting up / assembly / integration of the filter unit HYDAC FILTER SYSTEMS GMBH 1. Switch the filter unit on and monitor the suction perfor- mance. ð If the filter unit is not pumping any fluid after a maxi-...
  • Page 43: Operation

    HYDAC FILTER SYSTEMS GMBH Operation | 6 6 Operation Different operating modes are available depending on the ver- sion (see the model code) of the filter unit. The filter unit is equipped with a clogging indicator (differential pressure gauge or dynamic pressure indicator) in the filter bowl cover to monitor the service life of the filter element.
  • Page 44: Activating The Main Switch

    6 | Operation HYDAC FILTER SYSTEMS GMBH 6.1 Activating the main switch Depending on the version with a visual or electrical clogging in- dicator, the main switch differs according to the following fig- ure: Fig. 12: Activate the main switch L Main switch / E-STOP...
  • Page 45: Observing The Optical Clogging Indicator (Optional)

    HYDAC FILTER SYSTEMS GMBH Operation | 6 6.2 Observing the optical clogging indicator (optional) If the filter unit / filter housing is equipped with an optical clog- ging indicator, then check it daily. Change the filter element at a permissible differential pressure across the filter element or once the clogging indicator enters the red zone.
  • Page 46: Performing Maintenance

    7 | Performing maintenance HYDAC FILTER SYSTEMS GMBH 7 Performing maintenance 7.1 Maintenance table Additional information Operation Checking/clean- ing the strainer Changing the fil- ter element Changing the fil- ter element 1 - Operating personnel; 2 - Specialist personnel – Mechanical 7.2 Changing the filter element...
  • Page 47 HYDAC FILTER SYSTEMS GMBH Performing maintenance | 7 BLEED 1. Depressurize the filter housing. Remove the bleed screw (BLEED) in the filter cover. 2. Place a suitable container under the connection Empty the filter housing. Drain the residual oil volume from the filter housing via the drain ball valve (DRAIN) in a suitable container.
  • Page 48 7 | Performing maintenance HYDAC FILTER SYSTEMS GMBH 7. For easier installation of the filter element, moisten the O-ring on the filter element with the operating medium / oil. 8. Press the new filter element down into the filter seat by turning it slightly.
  • Page 49 HYDAC FILTER SYSTEMS GMBH Performing maintenance | 7 BLEED 13. Switch the filter unit on and bleed the filter housing via the connection (BLEED). Unscrew the bleed screws with ≈ four turns and wait till the oil emits on the bleed screws (BLEED). Subse- quently close the bleed screw (BLEED).
  • Page 50: Checking/Cleaning The Strainer

    7 | Performing maintenance HYDAC FILTER SYSTEMS GMBH 7.3 Checking/cleaning the strainer The installed strainer protects the pump from course dirt which cause damage. If the intake capacity of the strainer has been exhausted, then the nominal volume flow rate is reduced con- siderably by the filter unit.
  • Page 51 HYDAC FILTER SYSTEMS GMBH Performing maintenance | 7 BLEED 2. Drain the filter housing at the connection DRAIN. Collect the oil with a suitable oil drain container. Return the oil to the tank or dispose it in an environmen- tally safe manner.
  • Page 52: Decommissioning / Disposal

    8 | Decommissioning / Disposal HYDAC FILTER SYSTEMS GMBH 8 Decommissioning / Disposal – Empty the product completely, including all of its compo- nents, before decommissioning. Disconnect or remove the electric, pneumatic or hydraulic connections. – Dispose of the packaging material in an environmentally friendly manner.
  • Page 53: Appendix

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 9 Appendix In this annex, you will find supplementary information on the product. 9.1 EC declaration of conformity The ED declaration of conformity can be found in the Technical Documentation that is part of the scope of delivery for the product.
  • Page 54: Order Filter Elements

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.2.1 Order filter elements Select the filter element depending on size of your filter unit. In the following you can find the filter elements as per size, filter unit and sealing material. 9.2.1.1 Filter elements - size 1300...
  • Page 55: Filter Elements - Size 2600

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 9.2.1.2 Filter elements - size 2600 In this chapter you can find the filter elements of the size 2600: Description Part no. Filter element 3 µm 2600 R 003 ON/-KB NBR 1263071 Filter element 3 µm 2600 R 003 ON/-V- FPM 1263784 Filter element 3 µm...
  • Page 56: Clogging Indicators - Technical Data

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.3 Clogging indicators - technical data Listed below are the technical data pertaining to the optional, optical or electrical clogging indicators suitable for the installa- tion in the filter housing / filter unit.
  • Page 57: Tab. 8: Differential Pressure Indicator -Visual Vm X B.x

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 Permissible operating over- ≤ 210 bar pressure Permitted temperature range -30 … +100°C Connector threads G ½ Installation space required According to HN 28-22 Maximum tightening torque 33 Nm Tab. 8: Differential pressure indicator -visual VM x B.x BeWa OFU 3120755d en-us lq...
  • Page 58: Differential Pressure Indicator, Visual - Vm X Bm.x

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.3.2 Differential pressure indicator, visual – VM x BM.x The optical differential pressure gauge reacts to the increasing pressure difference at the increasing contamination level of the filter element. Fig. 15: Differential pressure gauge, visual VM x BM.x...
  • Page 59: Tab. 9: Differential Pressure Indicator, Visual Vm X Bm.x

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 Permissible operating over- ≤ 210 bar pressure Permitted temperature range -30 … +100°C Connector threads G ½ Installation space required According to HN 28-22 Tab. 9: Differential pressure indicator, visual VM x BM.x BeWa OFU 3120755d en-us lq 59 / 72...
  • Page 60: Differential Pressure Gauge, Electric (Vm X C.x)

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.3.3 Differential pressure gauge, electric (VM x C.x) The electric clogging indicator reacts to the increasing pres- sure difference at the increasing contamination level of the fil- ter element. Fig. 16: Differential pressure indicator, electrical VM x C.x...
  • Page 61: Tab. 10: Differential Pressure Indicator, Electrical Vm X C.x

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 Response pressure and indi- VM 2 C.x = 2 bar -10% cation range respectively VM 3 C.x = 3 bar -10% VM 5 C.x = 5 bar -10% Permissible operating over- ≤ 210 bar pressure Permitted temperature range -30 … +100°C Connector threads G ½ Installation space required According to HN 28-22 Maximum tightening torque 33 Nm...
  • Page 62: Differential Pressure Gauge, Electric (Vm X D.x /-L-Xx)

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.3.4 Differential pressure gauge, electric (VM x D.x /-L- The electric clogging indicator reacts to the increasing pres- sure difference at the increasing contamination level of the fil- ter element. Fig. 17: Differential pressure indicator, electrical VM x D.x /-Lxx...
  • Page 63: Tab. 11 Differential Pressure Indicator, Electrical Vm X D.x / -Lxx

    HYDAC FILTER SYSTEMS GMBH Appendix | 9 Response pressure and indi- VM 2 D.x = 2 bar -10% cation range respectively VM 3 D.x = 3 bar -10% VM 5 D.x = 5 bar -10% Permissible operating over- ≤ 210 bar pressure Permitted temperature range -30 … +100°C Connector threads G ½ Installation space required According to HN 28-22 Maximum tightening torque 33 Nm...
  • Page 64: Finding A Customer Service Team

    9 | Appendix HYDAC FILTER SYSTEMS GMBH 9.4 Finding a Customer Service team The contact data such as the telephone numbers, e-mail and mailing addresses for the hotline, product support, customer service, branch offices, service partners for servicing, repair and spare parts can be found, always updated, at our home- page www.hydac.com.
  • Page 65 HYDAC FILTER SYSTEMS GMBH Table of Illustrations Table of Illustrations Fig. 1 Overview / labeling of the title page ............Fig. 2 Fire protection class B ................Fig. 3 Minimum distance for fire fighting............. Fig. 4 Checking the scope of delivery ..............
  • Page 66 Index of Tables HYDAC FILTER SYSTEMS GMBH Index of Tables Tab. 1 Impressum....................Tab. 2 Documentation Representative ..............Tab. 3 Target group ..................... Tab. 4 Checking the scope of delivery ..............Tab. 5 Decoding the type label ................Tab. 6 Filter elements - size 1300 ...............
  • Page 67: Glossary

    HYDAC FILTER SYSTEMS GMBH Glossary Glossary General Terms and Conditions The General Terms and Conditions are available at our home page www.hydac.com -> General Terms and Conditions. HN 28-22 HYDAC standard 28-22 with dimen- sions for the installation space for clogging indicators.
  • Page 68: Index

    Index HYDAC FILTER SYSTEMS GMBH Index Branches  64 Hotline  64 calculating pressure loss  38 Imprint  5 Clogging indicator Differential pressure indicator  57, 59, 61, 63 main switch Commissioning  41 EMERGENCY-STOP  44 manufacturer  5 decommissioning  52 Differential pressure indicator, electrical Person authorized with the documenta- VM x C.x...

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