Festo ADN Series Repair Instructions
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Festo ADN Series Repair Instructions

Cylinder with piston rod, compact cylinder to iso 21287, standard hole pattern
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Cylinder with piston rod
Compact cylinder
ADN / AEN, to ISO 21287 and
ADNGF, standard hole pattern
Repair
instructions (en)
7ADNc_en

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Summary of Contents for Festo ADN Series

  • Page 1 Cylinder with piston rod Compact cylinder ADN / AEN, to ISO 21287 and ADNGF, standard hole pattern Repair instructions (en) 7ADNc_en...
  • Page 2 Imprint Version: 7ADNc_en (06.2016) Copyright: ©Festo AG & Co. KG Postfach 73726 Esslingen Germany Editorial team: Spare Parts Documentation and Support Tel.: +49 / 711 / 347-0 Fax: +49 / 711 / 347-2144 Email: service_international@festo.com Internet: http://www.festo.com Reproduction, distribution or sale of...
  • Page 3 These repair instructions have been prepared with care. Festo AG & Co. KG does not, however, accept any liability for any errors in these repair instructions or their consequences. Likewise, no liability is accepted for direct or consequential damage resulting from incorrect use of the products.

  • Page 4: Table Of Contents

    Repairing cylinder AEN (pushing) Structure of the bearing cap Removing the bearing and end caps Replacing the piston components Inserting the piston rod into the cylinder barrel Repairing and attaching the bearing and end caps Commissioning 4 / 34 Festo 7ADNc_en...
  • Page 5 Cleaning and Greasing Cleaning Greasing 8.2.1 Definition of terms Maintenance and care Tools 10.1 Standard tools 10.2 Special tools Liability Festo 7ADNc_en 5 / 34...

  • Page 6: Important Information

    – Spare parts documentation Contains an overview of the spare and wearing parts as well as information on their installation. This can be found in the online spare parts catalogue on the Festo website (http://spareparts.festo.com). – Assembly aids Contain an overview of available assembly aids, e.g. lubricating greases, locking agents, maintenance tools, etc.

  • Page 7: Text Designations Used In These Repair Instructions

    Repairs must only be carried out in conjunction with these repair instructions and the respective device-specific operating instructions. Instead of carrying out the repair yourself, your local Festo sales office offers the option of having the repair carried out by Festo.

  • Page 8: Functional Description Of Adngf

    The advanced piston rod is retracted again by means of a compression spring when the cylinder chamber is depressurised. 1 Piston rod 2 Piston rod seal 3 Bearing cap 4 Filter nipple 5 Compression spring 6 Piston (one-piece) 7 Filter nipple 8 End cap 9 Cylinder barrel 8 / 34 Festo 7ADNc_en...

  • Page 9: Type Codes (Determining The Features Of A Cylinder)

    The precise features of a cylinder with piston rod can be determined with the help of the rating plate on the cylinder. The type code is directly beneath the Festo logo and describes the cylinder's features separated by a hyphen (-).

  • Page 10: Components List

    ADN compact cylinder, ISO 21287 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 (http://spareparts.festo.com). 10 / 34 Festo 7ADNc_en...
  • Page 11 Piston rod, male thread Only ADN-…-A-…-S2, use screw locking agent Piston rod, hollow throughout Only ADN-…-S20, use screw locking agent Piston rod, female thread Only ADN-…-I-…S2, use screw locking agent Cylinder barrel End cap Not S2 / S20 Festo 7ADNc_en 11 / 34...

  • Page 12: Compact Cylinder Adngf, Standard Hole Pattern

    Compact cylinder ADNGF, standard hole pattern 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 (http://spareparts.festo.com). 12 / 34...
  • Page 13 Not S2, use LOCTITE high-strength locking agent (is not included in the wearing part set) Piston rod, female thread Only ADNGF-…-S2, use screw locking agent Cylinder barrel Bearing cap, rear Only ADNGF-…-S2 End cap Not S2 Festo 7ADNc_en 13 / 34...

  • Page 14: Aen Compact Cylinder, Iso 21287

    AEN compact cylinder, ISO 21287 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 (http://spareparts.festo.com). 14 / 34 Festo 7ADNc_en...
  • Page 15 Piston rod, square, female thread Only AEN-…-…-I-…-Q Piston Sealing piston Guiding band O-ring Magnet Washer Hex nut Use LOCTITE high-strength locking agent (is not included in the set of wearing parts) Compression spring Cylinder barrel End cap Festo 7ADNc_en 15 / 34...

  • Page 16: Repair Steps

    Check the cylinder for visible damage that could impair its function, such as warping of the piston rod as well as deposits and scoring. The entire linear actuator must be replaced if there are signs of significant damage. 16 / 34 Festo 7ADNc_en...

  • Page 17: Cylinders Aen (Pushing)

    Single-acting, pulling (see note) Heat-resistant seal max. 120 °C Internal position sensing at both ends Captive rating plate Please contact Festo for repair of AEN-…-Z (pulling) cylinders. The repair steps are described in Chapter 7 “Repairing cylinder AEN (pushing)”. Festo 7ADNc_en...

  • Page 18: Adngf

    1. Pull the piston rod out of the cylinder barrel. 2. Inspect the cylinder barrel and piston rod for damage. The entire cylinder must be replaced if the cylinder barrel (particularly the bearing surface) shows signs of significant damage. 18 / 34 Festo 7ADNc_en...
  • Page 19 10. Reassemble the piston components 4 on the piston rod in the correct order. 11. Push the rear cushioning boss 5 onto the piston rod 1, with the concave side facing the rear end of the piston rod 1. Festo 7ADNc_en 19 / 34...
  • Page 20 32 Nm ADN-63-…-A-PPS-A-S20 18.5 Nm ADN-80 45.5 Nm ADN-80-…-I-PPS-A-S2 46 Nm ADN-80-…-I-PPS-A 46 Nm ADN-80-…-A-PPS-A-S20 33 Nm ADN-80-…-A-PPS-A-S2 46 Nm ADN-80-…-Q 23 Nm ADN-80-…-A-PPS-A 46 Nm ADNGF-80 46 Nm ADN-100, ADNGF-100 45.5 Nm ADN-125 72 Nm 20 / 34 Festo 7ADNc_en...

  • Page 21: Inserting The Piston Rod Into The Cylinder Barrel

    (S2/20)). 2. Remove the O-ring 3 from the slot of the bearing cap and end cap (the rear bearing cap of cylinders with through piston rod (S2/20 )). Festo 7ADNc_en 21 / 34...
  • Page 22 10. Push the bearing cap (both bearing caps of cylinders with through piston rod (S2/20)) over the mounting sleeve (see Chapter 10.2 “Special tools”) onto the piston rod up to the cylinder barrel. 11. Position the rear end cap on the cylinder barrel. 22 / 34 Festo 7ADNc_en...
  • Page 23 20. Tighten the socket head screw with the appropriate tightening torque (see Table): Type Tightening torque ADNGF-32 10 Nm ADNGF-40 10 Nm ADNGF-50 20 Nm ADNGF-63 20 Nm ADNGF-80 39 Nm ADNGF-100 39 Nm Festo 7ADNc_en 23 / 34...

  • Page 24: Repairing The Moment Compensator Unit Of The Adngf

    5. Apply a thin film of grease on the guide rods of the moment compensator (see Chapter “Greasing”). Commissioning Perform a functional test or commission the repaired cylinder in accordance with the operating instructions (enclosed with the cylinder or can be found on the Festo website (www.festo.com)). 24 / 34 Festo 7ADNc_en...

  • Page 25: Repairing Cylinder Aen (Pushing)

    1. Pull the piston rod out of the cylinder barrel. 2. Inspect the cylinder barrel and piston rod for damage. The entire cylinder must be replaced if the cylinder barrel (particularly the bearing surface) shows signs of significant damage. Festo 7ADNc_en 25 / 34...

  • Page 26: Inserting The Piston Rod Into The Cylinder Barrel

    The sealing lip must not fold back against the inside of the piston. Note Use a flat, blunt-edged object to insert the lip ring into the cylinder barrel without damage. 5. Insert the piston fully into the cylinder barrel. 26 / 34 Festo 7ADNc_en...

  • Page 27: Repairing And Attaching The Bearing And End Caps

    1 Grease reservoir of piston rod Fill 2/3 with grease 2 External surface of bearing cap Apply a thin film grease 3 Grease reservoir of bearing Fill 2/3 with grease see Chapter 8.2 “Greasing” 1 2 3 Festo 7ADNc_en 27 / 34...
  • Page 28 15. Insert the compression spring in the seat of the piston. 16. Position the matching mounting sleeve (see Chapter 10.2 “Special tools”) on the thread of the piston rod to protect the bearing and seals from damage. 28 / 34 Festo 7ADNc_en...

  • Page 29: Commissioning

    9 Nm 23. Remove the support device. Commissioning Perform a functional test or start-up the repaired cylinder in accordance with the operating instructions (enclosed with the cylinder or can be found on the Festo webpage (www.festo.com)). Festo 7ADNc_en 29 / 34...

  • Page 30: Cleaning And Greasing

    When using other cleaning agents, make sure that they do not corrode the seals of the cylinder with piston rod. If in doubt check the resistance of the seals with the help of the information of the Festo website (www.festo.com).

  • Page 31: Tools

    Standard tools The following standard tools among others are required to repair the cylinder with piston rod: – Screwdriver – Wrench – Flat pliers – Torque spanner (see tables in the corresponding repair steps for values) Festo 7ADNc_en 31 / 34...

  • Page 32: Special Tools

    * Unless specified otherwise, these order numbers apply to orders from Festo. Documents Further information on the special tools and schematic diagrams is included in the information brochure “Accessories, equipment and tools”. The brochure 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 32 / 34...

  • Page 33: Liability

    Liability The general terms and conditions of business (Allgemeinen Geschäftsbedingungen - AGB) of Festo AG & Co. KG apply; these can be read on the Festo website (www.festo.com). Festo 7ADNc_en 33 / 34...
  • Page 34 Festo provides both on portable data storage Example: E 2003, Festo AG & Co. KG, If a product is not accompanied by Electronic media (diskettes, CD ROM, removable discs) Documentation in the form of data storage...

This manual is also suitable for:

Aen seriesAdngf seriesAdn-32-40-a-p-aAdn-50-50-a-p-aAdngf-100-20-pps-a

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