Festo DSBF-C Series Repair Instructions

Festo DSBF-C Series Repair Instructions

Cylinder with piston rod

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Cylinder with piston rod
Standard cylinder to ISO 15552
DSBF-C
Repair
instructions (en)
7DSBF-Ca_en

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Summary of Contents for Festo DSBF-C Series

  • Page 1 Cylinder with piston rod Standard cylinder to ISO 15552 DSBF-C Repair instructions (en) 7DSBF-Ca_en...
  • Page 2 Imprint Version: 7DSBF-Ca_en (06.2013) Copyright: ©Festo AG & Co. KG Postfach 73726 Esslingen Germany Editorial team: SC-S Tel.: +49 (0) 711 / 347-0 Fax: +49 (0) 711 / 347-2144 E-mail: service_international@festo.com Internet: http://www.festo.com Reproduction, distribution or sale of this document or communication of its contents to others without express authorisation is prohibited.
  • Page 3 These repair instructions have been prepared with care. Festo AG & Co. KG does not, however, accept liability for any errors in these repair instructions or their consequences. Likewise no liability is accepted for direct or consequential damage resulting from improper use of the products.
  • Page 4: Table Of Contents

    Inserting the piston rod into the cylinder barrel 4.5.5 Repairing and attaching the bearing and end caps Cleaning and greasing Cleaning Greasing 5.2.1 Extremely thin grease film 5.2.2 Thin grease film 5.2.3 Grease reservoir Maintenance and care Tools Standard tools Special tools Liability 4 / 28 Festo 7DSBF-Ca_en...
  • Page 5: Important Information

    Can be found in the online spare due to normal wear. The entire structure, application, installation, parts catalogue on the Festo cylinder must be replaced in the event commissioning, maintenance and website (www.Festo.com).
  • Page 6: General Safety Instructions

    Repairs must only be carried out in conjunction with these repair instructions and the device-specific operating instructions. Note Instead of carrying out the repair yourself, your local Festo sales office offers the option of having the repair carried out by Festo. Environment Components and equipment replaced as part of a repair must be disposed of in accordance with the locally valid environmental protection regulations.
  • Page 7: Type Codes (Ascertaining The Features Of A Cylinder)

    The precise features of the current cylinder with piston rod can be ascertained with the help of the rating plate on the cylinder. The type designation is located directly beneath the Festo logo and describes the cylinder's features separated by a hyphen (-).
  • Page 8: Orientation Designations And Bearing Cap Variants

    This diagram provides an overview of the orientation designations of the cylinder with piston rod as well as the different variants of the bearing cap and seals for repair-relevant features. Orientation: Festo = product identifi cation (rating plate) as point of reference O = top...
  • Page 9: Components List

    Component overview DSBF-C-… This diagram is intended only to provide an overview of the individual components. To order spare and wearing parts, please use the online spare parts catalogue on the Festo website (spareparts.festo.com). Item Designation Note Flange screws Use screw locking agent (set of wearing parts)
  • Page 10: Dsbf-C

    DSBF-C-…-T1 This diagram is intended only to provide an overview of the individual components. To order spare and wearing parts, please use the online spare parts catalogue on the Festo website (spareparts.festo.com). Item Designation Note Flange screws Use screw locking agent (set of wearing parts)
  • Page 11 DSBF-C-…-T3 This diagram is intended only to provide an overview of the individual components. To order spare and wearing parts, please use the online spare parts catalogue on the Festo website (spareparts.festo.com). Item Designation Note Flange screws Use screw locking agent (set of wearing parts)
  • Page 12: Repair Steps

    Check the cylinder for visible damage that might impair its function (e.g. warping of the piston rod) as well as deposits and scoring. The entire cylinder must be replaced if the cylinder barrel is showing signs of significant damage. 12 / 28 Festo 7DSBF-Ca_en...
  • Page 13: Repairing The Cylinder Dsbf-C

    Pull the piston rod out of the cylinder barrel. • Check the cylinder barrel and piston rod for damage. The entire cylinder must be replaced if the cylinder barrel (particularly the bearing surface) is showing signifi cant damage. Festo 7DSBF-Ca_en 13 / 28...
  • Page 14: Inserting The Piston Rod Into The Cylinder Barrel

    The sealing lip must not fold back against the inside of the piston. Note If necessary use a flat and blunt-edged object to insert the lip ring into the cylinder barrel. • Insert the piston fully into the cylinder barrel. 14 / 28 Festo 7DSBF-Ca_en...
  • Page 15: Repairing And Attaching The Bearing And End Caps

    • Insert the piston rod seal into the bearing cap (both bearing caps on cylinders with through piston rod (T)) using an appropriate thrust piece. Note Note the mounting direction (individual sealing lips facing out). Festo 7DSBF-Ca_en 15 / 28...
  • Page 16 DSBF-C-80 25 Nm DSBF-C-100 25 Nm • Perform a functional test as per the operating instructions (enclosed with the cylinder or can be called up on the Festo website (www.Festo.com)) and commission the repaired cylinder. 16 / 28 Festo 7DSBF-Ca_en...
  • Page 17: Repairing The Cylinder Dsbf-C

    Pull the piston rod out of the cylinder barrel. • Check the cylinder barrel and piston rod for damage. The entire cylinder must be replaced if the cylinder barrel (particularly the bearing surface) is showing signifi cant damage. Festo 7DSBF-Ca_en 17 / 28...
  • Page 18: Inserting The Piston Rod Into The Cylinder Barrel

    The sealing lip must not fold back against the inside of the piston. Note If necessary use a flat and blunt-edged object to insert the lip ring into the cylinder barrel. • Insert the piston fully into the cylinder barrel. 18 / 28 Festo 7DSBF-Ca_en...
  • Page 19: Repairing And Attaching The Bearing And End Caps

    See chapter 5.2.2 "Thin grease fi lm" 1 2 3 • Insert the piston rod seal into the bearing cap using an appropriate thrust piece. Note Note the mounting direction (individual sealing lips facing out). Festo 7DSBF-Ca_en 19 / 28...
  • Page 20 DSBF-C-80 25 Nm DSBF-C-100 25 Nm • Perform a functional test as per the operating instructions (enclosed with the cylinder or can be called up on the Festo website (www.Festo.com)) and commission the repaired cylinder. 20 / 28 Festo 7DSBF-Ca_en...
  • Page 21: Structure Of The Bearing Cap

    Pull the piston rod out of the cylinder barrel. • Check the cylinder barrel and piston rod for damage. The entire cylinder must be replaced if the cylinder barrel (particularly the bearing surface) is showing signifi cant damage. Festo 7DSBF-Ca_en 21 / 28...
  • Page 22: Inserting The Piston Rod Into The Cylinder Barrel

    The sealing lip must not fold back against the inside of the piston. Note If necessary use a flat and blunt-edged object to insert the lip ring into the cylinder barrel. • Insert the piston fully into the cylinder barrel. 22 / 28 Festo 7DSBF-Ca_en...
  • Page 23: Repairing And Attaching The Bearing And End Caps

    Thin fi lm 7 Grease reservoir for bearing Fill 2/3 with grease 8 Grease reservoir for piston rod Fill 2/3 with grease 3 4 5 See chapter 5.2.2 "Thin grease fi lm" See chapter 5.2.3 "Grease reservoir" Festo 7DSBF-Ca_en 23 / 28...
  • Page 24 Place the new holding discs on the bearing and end caps. • Apply the grease included in the set of wearing parts to the new O-rings and insert them into the groove of the bearing and end caps. 24 / 28 Festo 7DSBF-Ca_en...
  • Page 25 DSBF-C-80 25 Nm DSBF-C-100 25 Nm • Perform a functional test as per the operating instructions (enclosed with the cylinder or can be called up on the Festo website (www.Festo.com)) and commission the repaired cylinder. Festo 7DSBF-Ca_en 25 / 28...
  • Page 26: Cleaning And Greasing

    Festo recommends Loctite 7063 and Loctite 7070 for cleaning. When using other cleaning agents, make sure that they do not corrode the seals of the cylinder with piston rod. In case of doubt, check the resistance of the seals using the data on the Festo website (www.Festo.com). Greasing The various components and seals of the cylinder with piston rod require different levels of greasing depending on a number of factors.
  • Page 27: Tools

    "Accessories, equipment and tools" (7Accessories_a_en). It can be found in the online spare parts catalogue on the Festo website (http://spareparts.festo.com/xdki/data/SPC/0/PDF_SAFE/Hilfsmittel.pdf Liability The General Terms and Conditions of Sale of Festo AG & Co. KG, which can be viewed on the Festo website (www.Festo.com), apply. Festo 7DSBF-Ca_en 27 / 28...
  • Page 28 Festo or third parties have The latter applies particularly to extracts protection rights concerning this electronic of the documents for the user’s own Example: E 2003, Festo AG & Co. KG, documentation which Festo makes available documentation. The guarantee and liability D-73726 Esslingen...

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