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OFX 

Filtration unit 

 

Operating and Maintenance Instructions 

English (translation of original instructions) 

 

Document No.: 3796731 

 

 

Summary of Contents for OFX

Page 1: ...OFX Filtration unit Operating and Maintenance Instructions English translation of original instructions Document No 3796731 ...

Page 2: ...ocumentation Representative Mr Günter Harge c o HYDAC International GmbH Industriegebiet 66280 Sulzbach Saar Telephone 49 0 6897 509 1511 Fax 49 0 6897 509 1394 E mail guenter harge hydac com HYDAC FILTER SYSTEMS GMBH All rights reserved No part of this work may be reproduced in any form print photocopy or by other means or processed duplicated or distributed using electronic systems without the w...

Page 3: ...re of the safety information and instructions 9 Observe regulatory information 9 Proper Designated Use 10 Improper Use or Use Deviating from Intended Use 11 Qualifications of personnel target group 12 Wear suitable clothing 13 Stoppage in an emergency EMERGENCY STOP 13 Unpacking the unit 13 Transporting the unit 14 Storing the unit 15 Decoding the model code label 16 Checking the scope of delivery...

Page 4: ...s 32 Observe the clogging indicator 36 Performing Maintenance 37 Changing the filter element 37 Cleaning replacing the suction strainer 39 Suction strainer cleaning interval 39 Errors and troubleshooting 42 Resetting overload protection 44 Customer service 45 Taking the unit out of operation 45 Shutting down the unit 45 Disposing of the unit 45 Spare parts 46 Overview of spare parts 46 Spare parts...

Page 5: ...be limited to foreseeable damage Claims due to Product Liability shall remain unaffected Technical Support If you have any questions suggestions or encounter any problems of a technical nature please don t hesitate to contact us When contacting us please always include the model type designation and article no of the product Fax 49 0 6897 509 9046 E mail filtersystems hydac com Modifications to th...

Page 6: ...ch topic I am looking for WHERE can I find the information I m looking for The document has a table of contents at the beginning I select the chapter I m looking for and the corresponding page number de HYDAC Filtertechnik GmbH BeWa 123456a de Seite x Produkt Kapitel 200x xx xx The documentation number with its index enables you to order another copy of the operating and maintenance instructions T...

Page 7: ...evices are present Secure the hazardous areas which may arise between the unit and other equipment Maintain the unit inspection intervals prescribed by law Document the results in an inspection certificate and keep it until the next inspection Hazard symbols These symbols are listed for all safety information and instructions in these operating instructions which indicate particular hazards to per...

Page 8: ...ety information and instructions DANGER DANGER indicates a danger with a high risk and which will lead to death or serious injury if not avoided WARNING WARNING indicates a danger with a medium risk and which can lead to death or serious injury if not avoided CAUTION CAUTION indicates a danger with a low risk and which can lead to minor injury if not avoided NOTICE NOTICE indicates a danger which ...

Page 9: ...icate the severity of the danger Warning instructions listed before an activity are laid out as follows SIGNAL WORD Type and source of danger Consequence of the danger HAZARD SYMBOL Measures to avert danger Observe regulatory information Observe the following regulatory information and guidelines Legal and local regulations for accident prevention Legal and local regulations for environmental prot...

Page 10: ...taneous filtration Proper or designated use of the product extends to the following observing all instructions contained in the instruction manual performing inspection and maintenance work NOTICE Impermissible operating media The unit will be destroyed Operate the unit using only the mineral oils specified in DIN 51524 DIN 51525 or mineral oil based fluids as specified in DIN 1524 1 to DIN 1524 3...

Page 11: ...se HYDAC Filter Systems GmbH will assume no liability for any damage resulting from such use The user alone shall assume any and all associated risk Improper use may result in hazards and or will damage the unit Examples of improper use Operation in potentially explosive atmospheres Operation under impermissible operational conditions Operation when the safety devices are defective Modifications t...

Page 12: ... have been instructed in power unit operation and are aware of potential hazards due to improper use Specialist personnel such persons with corresponding specialist training and several years work experience They are able to assess and perform the work assigned to them they are also able to recognize potential hazards Activity Person Knowledge Transport storage Auxiliary personnel No specialist kn...

Page 13: ...t on protruding parts You can be severely injured or killed Wear close fitting clothing Do not wear any rings chains or any other jewelry Wear work safety shoes Stoppage in an emergency EMERGENCY STOP In an emergency switch the unit off at the main on off switch or unplug the power connector Unpacking the unit Prior to delivery the unit is function and leak tested in the factory When unpacking the...

Page 14: ...ty the contents of the suction hose back into the tank Dispose of the contents in an environmentally friendly manner as necessary Wind the connector cable pressure and suction hose around the frame and secure it Only transport the unit carrying by the frame or standing on its rubber feet When transporting the unit never pick it up by its attachment parts or components ...

Page 15: ...oring the unit Drain the unit completely including the cartridge before putting it into storage Pull out the power plug and securely fasten the hoses and power cord to the unit Store the unit in an upright position in a clean dry non condensing space The storage temperature range is 20 60 C ...

Page 16: ...14 03 31 doc 2014 03 31 Decoding the model code label Details for identifying the filtration unit can be found on the name plates on the unit and the components Item Description 1 Name plate of filtration unit 2 Name plate of electric motor 3 Model code for details see page 49 ...

Page 17: ... Description Part No Part number S N Serial number year of production Power Power consumption Voltage Grid Voltage power supply Frequency Frequency Current Current consumption Pressure max Operating pressure maximum Weight Empty weight Flow rate Flow rate Temp Oil Permissible oil temperature range Temp Amb Permissible ambient temperature range Volume Fluid volume in unit ...

Page 18: ... unit comes factory assembled Check that the filtration unit is complete before starting up The following items are supplied Item Qty Designation 1 0 1 Filtration unit OFX including connector cable 5 m 6 40 operating switch with 5 m cable 6 10 3 0 1 Suction hose with lance 4 1 1 Pressure hose 1 Operation and Maintenance Instructions this document ...

Page 19: ... closed circuit can be filled and vented The handy design and light weight make it ideal for service calls on mobile machines e g construction agricultural and forestry machinery municipal vehicles Existing contamination and air pockets for example after repairs are specifically removed before commissioning in a very short time The filtration unit is suitable for Flushing and bleeding of hydraulic...

Page 20: ...Unit components OFX en us Page 20 52 BeWa OFX 3796731 en us 2014 03 31 doc 2014 03 31 Unit components ...

Page 21: ...0 Frame 2 10 Gear pump 2 30 Clogging indicator 2 43 Outlet OUT 2 50 Pressure relief valve 2 60 Filter housing 3 00 Suction hose with lance 4 10 Pressure hose 6 10 Operating switch on off switch with 5 m cable 6 30 Electric motor 6 40 5 m connector cable with plug 6 90 Overload protection for electric motor ...

Page 22: ...lectric motor 6 30 Switch the unit on or off using the operating switch 6 10 The thermal overload protector 6 90 and the connector cable with plug are located at the terminal box of the electric motor 6 40 The motor pump assembly is flange mounted to the connector head The connector head has the following components A suction strainer 2 42 in the suction port 2 43 The threaded connection for the f...

Page 23: ...doc 2014 03 31 Hydraulic diagram IN M OUT 2 30 2 60 2 10 6 30 2 50 2 42 3 00 4 10 Item Designation 2 10 Gear pump 2 30 Clogging indicator 2 42 Suction strainer 2 50 Pressure relief valve 2 60 Filter housing 3 00 Suction hose with lance 4 10 Pressure hose 6 30 Electric motor ...

Page 24: ...Dimensions OFX en us Page 24 52 BeWa OFX 3796731 en us 2014 03 31 doc 2014 03 31 Dimensions The filtration unit has the following dimensions All dimensions in mm ...

Page 25: ... damage If the connector cable is damaged replace it immediately 2 Check the suction and pressure hose for damage Replace damaged hoses immediately 3 Clean the suction strainer See page 39 for details 4 Prior to each use match the oil type in the unit to the oil type to be pumped If you are unsure which type of oil is in the unit or you would like to use a different type of oil than was previously...

Page 26: ...lectrical system may only be done by a properly trained certified electrician Remove the connector cable and the control unit from the cable holder and unwind it completely Before plugging in the power plug make sure that the On Off switch on the control unit is in the 0 position Plug the power plug into a suitable protected power outlet Match the specifications for the power supply and frequency ...

Page 27: ...icles are deposited on the bottom of the tank Put the suction hose with lance without tension and or twist into the appropriate tank Secure the suction hose so that it cannot fall out our float Connecting pressure hose to high pressure port Connect the pressure hose 4 1 to the hydraulic system to be filled Connecting pressure hose to depressurized tank Put the pressure hose 4 1 without tension or ...

Page 28: ...ing operating modes You can use the unit to fill depressurized and preloaded hydraulic systems The filling procedures differ These procedures are described on the following pages Designation You can find details Filling depressurized tanks From page 29 Filling of preloaded hydraulic systems From page 32 ...

Page 29: ...des filling a hydraulic tank or compensation tank during servicing or repairs for example Item Designation 3 0 Suction hose with lance 4 1 Pressure hose 6 1 Operating switch To fill depressurized tanks proceed as follows 1 Prepare the unit in accordance with chapter Preparing the unit for operation Follow the steps on pages 25 26 and 27 2 Open the depressurized tank ...

Page 30: ... observing the transparent suction hose 3 0 5 If the unit does not pump any fluid after more than 5 minutes of operation switch off the unit Fill the motor pump assembly with fluid via the suction hose Switch the unit on again 9 3 6 12 max 5 min 6 When filling observe the filling level indicator of the tank being filled Do not overfill the tank 7 Once the desired fill level has been reached switch...

Page 31: ...ockwise to unscrew it Turn the hose coupling 3 1 counterclockwise by 90 and remove it Empty the suction hose by lifting it so that the fluid in the suction hose flows back into the tank 11 Once the suction hose has been completely drained remove it from the tank Attach the house coupling 3 1 and turn it by 90 in a clockwise direction Turn the collet 3 2 in a clockwise direction by hand 12 Wipe off...

Page 32: ...n for filling of preloaded hydraulic systems includes filling of hydrostatic drives after service or repairs for example Item Designation 3 00 Suction hose with lance 4 10 Pressure hose Proceed as follows to fill preloaded hydraulic systems 1 Prepare the unit in accordance with chapter Preparing the unit for operation Follow the steps on pages 25 26 and 27 ...

Page 33: ... 0 5 If the unit does not pump any fluid after more than 5 minutes of operation switch off the unit Fill the motor pump assembly with fluid via the suction hose Switch the unit on again 9 3 6 12 max 5 min 6 Once the unit and the hoses are filled and no more air is coming out of the pressure hose 4 1 turn off the unit using the operating switch 6 10 8 Mount the pressure hose 4 1 onto the high press...

Page 34: ... fill level has been reached switch off the unit using the operating switch 6 10 12 Remove the pressure hose 4 1 on the high pressure port of the hydraulic system to be filled 13 Turn the collet 3 2 on the hose coupling 3 1 counterclockwise to unscrew it Turn the hose coupling 3 1 counterclockwise by 90 and remove it Empty the suction hose by lifting it so that the fluid in the suction hose flows ...

Page 35: ...ve it from the tank Attach the hose coupling 3 1 and turn it by 90 in a clockwise direction Turn the collet 3 2 in a clockwise direction by hand 15 Wipe off any fluid remaining on the suction hose and lance using a cloth Wind the suction hose including the lance onto the hose holder on the unit 16 The filling of preloaded hydraulic systems is completed ...

Page 36: ...has a clogging indicator 2 30 that indicates when the contamination retention capacity of the filter element has been reached Replace the filter element when the differential pressure reaches a maximum of 2 5 bar Depressurize the unit before replacing the filter element When depressurization is completed the clogging indicator displays 0 bar ...

Page 37: ... using the operating switch 6 1 and pull out the power plug Unscrew the pressure hose 4 0 from the coupling or remove it from the tank 2 Unscrew the filter housing 2 6 by turning it clockwise using a open jaw wrench of wrench size 24 mm In the process the fluid remaining in the top part of the filtration unit drains out over the filter element mount Ensure that there is always 1 liter of fluid in ...

Page 38: ...new filter element with operating medium 7 Place the new filter element 7 0 in the filter housing 2 6 8 Screw the filter housing 2 6 with the filter housing 7 0 from below into the filter housing mount and tighten it by turning it counterclockwise with an open jaw wrench of wrench size 24 mm 9 Remove and clean the suction screen 2 42 according to the description on page 39 in chapter Cleaning repl...

Page 39: ...uction screen Check clean the suction strainer regularly To protect the pump from coarse contaminant particles there is a suction strainer in the suction port Clean the suction strainer regularly Suction strainer cleaning interval The suction screen 2 42 has a much larger absorption capacity at a mesh width of 300 µm Change interval Suction strainer every 250 hours at least monthly at every filter...

Page 40: ... the suction hose and lance using a cloth 6 The suction screen 2 42 is now visible and can be accessed via the hose coupling 2 41 7 Remove the suction screen 2 42 from the hose coupling 2 41 8 To clean the suction screen 2 42 wash it out and then dry it using compressed air 6 Insert the new or cleaned suction strainer 2 42 into the hose coupling 2 41 9 Attach the hose coupling 3 1 to the counterpa...

Page 41: ...ming Maintenance OFX en us Page 41 52 BeWa OFX 3796731 en us 2014 03 31 doc 2014 03 31 11 Start up the unit 12 Check the unit for leaks while in operation 13 Checking replacing the suction screen is complete ...

Page 42: ... operating switch Turn the unit on at the operating switch Electric motor pump is not running The thermal overload protection was triggered Reset the thermal overload protection For details refer to page 44 in Section Resetting overload protection The hose coupling is leaking Retighten the screw connection on the hose coupling The suction strainer is clogged Check or clean the suction strainer The...

Page 43: ...are the yellow plastic plugs The fluid is heavily contaminated The contamination retention capacity of the filter element has been reached Replace the filter element The filter is clogged Clogging indicator appears The viscosity of the fluid is too high Check the viscosity of the medium Heat the medium to reach the permissible viscosity Wrong missing or defective sealing ring Check the sealing rin...

Page 44: ... thermal overload protection has been triggered the electric motor no longer runs Reset the thermal overload protection by pressing the switch If the overload protection is triggered again check the viscosity of the fluid and the suction and pressure hose for flow rate If all conditions are within the permitted range the cause may be a technical flaw in the electric motor or pump Contact HYDAC Cus...

Page 45: ...9 883 Fax 49 0 6897 509 324 E mail service hydac com Taking the unit out of operation Drain the unit completely including all of its components before taking it out of operation Pull out the power plug and securely fasten the hoses and power cord to the unit Shutting down the unit See chapter Taking the unit out of operation Disposing of the unit Dispose of the packaging material in an environment...

Page 46: ...Spare parts OFX en us Page 46 52 BeWa OFX 3796731 en us 2014 03 31 doc 2014 03 31 Spare parts Overview of spare parts ...

Page 47: ... 2 22 1 Screw 2 30 1 1289368 Clogging indicator VL2 5 BF 0 2 40 1 x Screw plug 2 41 1 630702 Hose coupling 2 42 1 37575 Suction screen 300 µm 2 43 1 Screw connection 2 44 Screw connection 2 50 x Pressure relief valve 2 60 3669032 Filter housing 3 00 1 37606 Suction hose with lance 4 00 1 6132544 Pressure hose L 5 m 6 10 1 Manual switch with 5 m cable 6 30 1 Electric motor 230 V 6 30 1 Electric mot...

Page 48: ...rmissible suction pressure at suction port 0 4 0 5 bar Viscosity range 15 250 mm s Permitted fluid temperature range 10 40 C Ambient temperature range 20 40 C Sealing material NBR Supply voltage See motor type plate Power consumption 0 75 kW Protection class IP 54 Noise level 59 dB A max Connector cable length 5 m Suction hose DN 20 with lance 2 3 m length Pressure hose DN 15 3 m length Empty weig...

Page 49: ...mp Voltage supply M 230 V AC 50 Hz 1 phase 0 75 kW K60 110 V AC 60 Hz 1 phase 0 75 kW X other voltages on request Seal material N NBR Perbunan Clogging indicator BF Visual clogging indicator Supplementary details KB No bypass Filter element NX 9 DM 005 B3 5 Type NX Filter element for OFX Length 9 9 Filter material DM DIMICRON Filtration rating 005 5 µm Nominal flow rate B3 5 3 5 bar bypass KB No b...

Page 50: ...ch we have brought to market corresponds to the fundamental safety and health requirements contained in the standards listed below Any modification of this product that is not coordinated with us in writing will cause this declaration to lose its validity Designation Filtration unit Type OFX series Part no Serial no EU Machinery Directive 2006 42 EC article 1a 2014 01 08 Dr Andreas Schunk Date Nam...

Page 51: ...9 filtration 10 16 18 19 22 24 26 37 40 43 Filtration 1 10 18 49 50 Flow rate 17 G Gear pump 21 23 47 48 49 H Hazard symbol 7 Hydraulic diagram 23 I Imprint 2 M Maintenance 1 18 37 Model code 16 N Noise level 48 O Off switch 26 offline filtration 10 operating 5 6 7 10 12 18 19 22 28 30 33 34 37 38 42 Operation 11 18 32 OUT 21 Outlet 21 P Power consumption 17 48 Pressure hose 18 21 23 29 32 47 48 P...

Page 52: ...et Postfach 1251 66280 Sulzbach Saar 66273 Sulzbach Saar Germany Germany Phone 49 0 6897 509 01 Central Fax 49 0 6897 509 9046 Technical Department Fax 49 0 6897 509 577 Sales Department Internet www hydac com E Mail filtersystems hydac com ...

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