Related Manuals for Festo DHTG A Series
Summary of Contents for Festo DHTG A Series
- Page 1 Rotary indexing table DHTG-…-A DHTG-…-A-P4 / P4E4 / P4L12 Repair instructions (en) 7DHTGd_en...
- Page 2 Imprint Version: 7DHTGd_en (04.2019) Copyright: ©Festo AG & Co. KG Postfach 73726 Esslingen Germany Editorial team: Spare Part Documentation and Support Phone: +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 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.
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Page 4: Table Of Contents
Components overview DHTG-65-…-A-P4L12 3.11.1 Bill of materials DHTG-65-…-A-P4L12 3.12 Components overview DHTG-90-…-A-P4 3.12.1 Bill of materials DHTG-90-…-A-P4 3.13 Components overview DHTG-90-…-A-P4E4 3.13.1 Bill of materials DHTG-90-…-A-P4E4 3.14 Components overview DHTG-90-…-A-P4L12 3.14.1 Bill of materials DHTG-90-…-A-P4L12 4 / 92 Festo 7DHTGd_en... - Page 5 4.6.1 Mounting of the pneumatic and electrical module 4.6.2 Mounting the rotary distributor, only DHTG-…-A-P4 / P4E4 / P4L12 Cleaning Maintenance Cleaning and lubricating the rotary indexing table Inspection interval for the shock absorber Tools Liability Festo 7DHTGd_en 5 / 92...
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Page 6: Important Information
They are available on the Festo website ( www.festo.com/sp). – Assembly instructions: Energy throughfeed DHTG-P4 and rotary throughfeed DHAS-SCR12-H6 Contain information on the assembly / dismantling of the respective product, they are available on the Festo website ( www.festo.com/sp). – Spare parts documentation Contains an overview of the spare and wearing parts as well as information on their installation. -
Page 7: Text Designations Used In These Repair Instructions
In the event of damage caused by unauthorised manipulation, improper use or use of non-original spare parts, all warranty and liability claims against the manufacturer expire. 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: Technical Requirements
As an additional function, an energy throughfeed can be selected in the versions P4 (purely pneumatic) and P4E4, P4L12 (pneumatic / electrical). 1 Gear rack 2 Index plate 3 Pinion 4 Metal sheet 5 Bolt for locking the index plate 8 / 92 Festo 7DHTGd_en... -
Page 9: Energy Throughfeed
3 Flat head screw 4 Rotary indexing table (DHTG) 5 Push-in fitting, input 6 Energy throughfeed, electrical module 7 Flanged plug, input 8 Energy throughfeed, pneumatic module 9 Push-in fitting, output aJ Flanged plug, output Festo 7DHTGd_en 9 / 92... -
Page 10: Dhtg
3 Flat head screw 4 Rotary indexing table (DHTG) 5 Push-in fitting, input 6 Energy throughfeed, electrical module 7 Flanged plug, input 8 Energy throughfeed, pneumatic module 9 Push-in fitting, output aJ Flanged plug, output 10 / 92 Festo 7DHTGd_en... -
Page 11: Types And Part Or Module Numbers
Types and part or module numbers The complete overview of features, accessories, type codes, technical data and dimensions of the rotary indexing tables can be found in the product catalogue and on the Festo website ( www.Festo.com). 2.3.1 Rotary indexing tables without energy throughfeed... -
Page 12: Orientation Designations
The order code on the product labelling provides the following information: DHTG Rotary indexing table Size Pitch For proximity sensor Additional product labelling only with energy throughfeed: Example: 1 Designation Complete Unit: DHTG-220 2 Serial number 575741 H802 3 Part number 12 / 92 Festo 7DHTGd_en... -
Page 13: Component Overviews And Bill Of Materials
Component overviews and bill of materials The data sheet contains a list and description of all possible equipment features of the product ( www.festo.com). The component overviews with corresponding bills of materials for the following rotary indexing tables are listed on the... -
Page 14: Components Overview Dhtg-65
Components overview DHTG-65-…-A, series up to F7 (up to July 2015) 14 / 92 Festo 7DHTGd_en... - Page 15 Cover Retaining ring, DIN 471-18×1.2 Flange Cylindrical dowel pin, DIN 6325-4M6×12 Socket head screw, DIN 7984-M4×8-8.8 Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Plug screw, B-M3-S9 Blanking plug, B-M3-S9 Piston seal Gear rack Festo 7DHTGd_en 15 / 92...
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Page 16: Components Overview Dhtg-65
Components overview DHTG-65-…-A, series from F8 (from August 2015) 16 / 92 Festo 7DHTGd_en... -
Page 17: Bill Of Materials Dhtg-65
Clamping ring O-ring, 24.8×1.5 an additional heavy-duty spring pin in the Plate seal O-ring, 3×1.5 plate ( www.festo.com/spareparts). Shock absorber, YSRD- 8- 8-C Rail Retaining ring, DIN 472-12×1 Rail Ball bearing O-ring, 8×1.6... -
Page 18: Components Overview Dhtg-90
Components overview DHTG-90-…-A, series up to F7 (up to July 2015) 18 / 92 Festo 7DHTGd_en... -
Page 19: Bill Of Materials Dhtg-90
Cover Retaining ring, DIN 471-24×1.2 Flange Cylindrical dowel pin, DIN 6325-4M6×12 Socket head screw, DIN 912-M4×8-8.8 Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Plug screw, B-M3-S9 Blanking plug, B-M3-S9-OK Piston seal Gear rack Festo 7DHTGd_en 19 / 92... -
Page 20: Components Overview Dhtg-90
Components overview DHTG-90-…-A, series from F8 (from August 2015) 20 / 92 Festo 7DHTGd_en... -
Page 21: Bill Of Materials Dhtg-90
Clamping ring O-ring, 28×1.5 an additional heavy-duty spring pin in the Plate seal O-ring, 5×1.5 plate ( www.festo.com/spareparts). Rail O-ring, 3×1.5 Rail Shock absorber, YSRD- 8- 8-C Ball bearing Retaining ring, DIN 472-12×1 Bearing module O-ring, 8×1.6... -
Page 22: Components Overview Dhtg-140
Components overview DHTG-140-…-A, series up to F7 (up to July 2015) 22 / 92 Festo 7DHTGd_en... -
Page 23: Bill Of Materials Dhtg-140
Lubricating grease LUB-E1, silicone-free Lock bolt Bolt Piston seal Housing Pinion Metal sheet Cover Retaining ring, DIN 471-40×1.75 Flange Cylindrical dowel pin, DIN 6325-4M6×12 Socket head screw, DIN 912-M5×10-10.9 Countersunk screw, DIN 7991-M6×16-8.8 Plate module Sealing ring, OK-M3 Festo 7DHTGd_en 23 / 92... -
Page 24: Components Overview Dhtg-140
Components overview DHTG-140-…-A, series from F8 (from August 2015) 24 / 92 Festo 7DHTGd_en... -
Page 25: Bill Of Materials Dhtg-140
Sealing ring, OK-M3 differs from the previous series only due to Clamping ring Plug screw, B-M3-S9 an additional heavy-duty spring pin in the Plate seal Blanking plug, B-M3-S9-OK plate ( www.festo.com/spareparts). Rail Piston seal Rail Gear rack Ball bearing O-ring, 45×2 Bearing module O-ring, 5×1.5... -
Page 26: Components Overview Dhtg-220
Components overview DHTG-220-…-A, series up to F7 (up to July 2015) 26 / 92 Festo 7DHTGd_en... -
Page 27: Bill Of Materials Dhtg-220
Lubricating grease LUB-E1, silicone-free Lock bolt Bolt Piston seal Housing Pinion Metal sheet Cover Retaining ring, DIN 471-82×2.5 Flange Cylindrical dowel pin, DIN 6325-6M6×12 Socket head screw, DIN 912-M6×12-10.9 Countersunk screw, DIN 7991-M6×20-8.8 Plate module Sealing ring, OK-M3 Festo 7DHTGd_en 27 / 92... -
Page 28: Components Overview Dhtg-220
Components overview DHTG-220-…-A, series from F8 (from August 2015) 28 / 92 Festo 7DHTGd_en... -
Page 29: Bill Of Materials Dhtg-220
Sealing ring, OK-M3 differs from the previous series only due to Clamping ring Plug screw, B-M3-S9 an additional heavy-duty spring pin in the Plate seal Blanking plug, B-M3-S9-OK plate ( www.festo.com/spareparts). Rail Piston seal Rail Gear rack Ball bearing O-ring, 52×2 Bearing module O-ring, 11×1.5... -
Page 30: Components Overview Dhtg-65
Components overview DHTG-65-…-A-P4 30 / 92 Festo 7DHTGd_en... -
Page 31: Bill Of Materials Dhtg-65
Socket head screw, DIN 7984-M4×8-8.8 Stop pin Housing Compression spring, D-001 Socket head screw, ISO 4762-M4×12-10.9 Lock bolt End cap Bolt Lubricating grease LUB-E1, silicone-free Piston seal Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Festo 7DHTGd_en 31 / 92... -
Page 32: Components Overview Dhtg-65
3.10 Components overview DHTG-65-…-A-P4E4 32 / 92 Festo 7DHTGd_en... - Page 33 Lubricating grease LUB-E1, silicone-free Cylindrical dowel pin, DIN 6325-6M6×10 Index plate Countersunk screw, DIN 7991-M4×8-8.8 Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Plug screw, B-M3-S9 Blanking plug, B-M3-S9-OK O-ring, 24.8×1.5 O-ring, 3×1.5 Housing Shock absorber, YSRD-8-8-C Festo 7DHTGd_en 33 / 92...
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Page 34: Components Overview Dhtg-65
3.11 Components overview DHTG-65-…-A-P4L12 34 / 92 Festo 7DHTGd_en... - Page 35 Cylindrical dowel pin, DIN 6325-6M6×10 Index plate Countersunk screw, DIN 7991-M4×8-8.8 Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Plug screw, B-M3-S9 Blanking plug, B-M3-S9-OK O-ring, 24.8×1.5 O-ring, 3×1.5 Housing Shock absorber, YSRD- 8- 8-C Festo 7DHTGd_en 35 / 92...
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Page 36: Components Overview Dhtg-90
3.12 Components overview DHTG-90-…-A-P4 36 / 92 Festo 7DHTGd_en... -
Page 37: Bill Of Materials Dhtg-90
Stop pin Plug screw, DIN 912-M4×8-8.8 Compression spring, D-001 Housing Lock bolt Plug screw, ISO 4762-M4×12-10.9 Bolt End cap, DRRD-25/-32/-35-P/E Piston seal Lubricating grease, LUB-E, silicone-free Countersunk screw, DIN 7991-M5×16-8.8 Plate module Sealing ring, OK-M3 Festo 7DHTGd_en 37 / 92... -
Page 38: Components Overview Dhtg-90
3.13 Components overview DHTG-90-…-A-P4E4 38 / 92 Festo 7DHTGd_en... -
Page 39: Bill Of Materials Dhtg-90
O-ring, 20×2 Pinion module Wiper seal Flange O-ring, 2.2×1 Cylindrical dowel pin, DIN 6325-4M6×12 Stop pin Socket head screw, DIN 912-M4×8-8.8 Compression spring, D-001 Housing Lock bolt Socket head screw, ISO 4762-M4×12-10.9 Bolt Plain bearing, LSM-4044-20 Festo 7DHTGd_en 39 / 92... -
Page 40: Components Overview Dhtg-90
3.14 Components overview DHTG-90-…-A-P4L12 40 / 92 Festo 7DHTGd_en... -
Page 41: Bill Of Materials Dhtg-90
O-ring, 20×2 Pinion module Wiper seal Flange O-ring, 2.2×1 Cylindrical dowel pin, DIN 6325-4M6×12 Stop pin Socket head screw, DIN 912-M4×8-8.8 Compression spring, D-001 Housing Lock bolt Socket head screw, ISO 4762-M4×12-10.9 Bolt Plain bearing, LSM-4044-20 Festo 7DHTGd_en 41 / 92... -
Page 42: Components Overview Dhtg-140
3.15 Components overview DHTG-140-…-A-P4 42 / 92 Festo 7DHTGd_en... -
Page 43: Bill Of Materials Dhtg-140
Countersunk screw, DIN 7991-M5×16-8.8 Metal sheet Retaining ring, DIN 472-30×1.2 Cover End cap Retaining ring, DIN 471-40×1.75 O-ring, 26×2 Pinion module Wiper seal Flange O-ring, 2.2×1 Cylindrical dowel pin, DIN 6325-4M6×12 Stop pin Socket head screw, DIN 912-M5×10-10.9 Festo 7DHTGd_en 43 / 92... -
Page 44: Components Overview Dhtg-140
3.16 Components overview DHTG-140-…-A-P4E4 44 / 92 Festo 7DHTGd_en... -
Page 45: Bill Of Materials Dhtg-140
Blanking plug, B-1/8-OK Cylindrical dowel pin, DIN 6325-8M6×16 Stop screw, M14×1×… Ring gear Hollow bolt module, GRLA-1/8-QS-8-D Index plate Pinion Countersunk screw, DIN 7991-M5×16-8.8 Metal sheet Retaining ring, DIN 472-30×1.2 Cover End cap Retaining ring, DIN 471-40×1.75 Festo 7DHTGd_en 45 / 92... -
Page 46: Components Overview Dhtg-140
3.17 Components overview DHTG-140-…-A-P4L12 46 / 92 Festo 7DHTGd_en... -
Page 47: Bill Of Materials Dhtg-140
Blanking plug, B-1/8-OK Cylindrical dowel pin, DIN 6325-8M6×16 Stop screw, M14×1×… Ring gear Hollow bolt module, GRLA-1/8-QS-8-D Index plate Pinion Countersunk screw, DIN 7991-M5×16-8.8 Metal sheet Retaining ring, DIN 472-30×1.2 Cover End cap Retaining ring, DIN 471-40×1.75 Festo 7DHTGd_en 47 / 92... -
Page 48: Components Overview Dhtg-220
3.18 Components overview DHTG-220-…-A-P4 48 / 92 Festo 7DHTGd_en... -
Page 49: Bill Of Materials Dhtg-220
Countersunk screw, DIN 7991-M6×16-8.8 Metal sheet Retaining ring, F-40×1.75 Cover End cap Retaining ring, DIN 471-82×2.5 O-ring, 35×2 Pinion module Wiper seal Flange O-ring, 2.2×1 Cylindrical dowel pin, DIN 6325-6M6×12 Stop pin Socket head screw, DIN 912-M6×12-10.9 Festo 7DHTGd_en 49 / 92... -
Page 50: Components Overview Dhtg-220
3.19 Components overview DHTG-220-…-A-P4E4 50 / 92 Festo 7DHTGd_en... -
Page 51: Bill Of Materials Dhtg-220
Blanking plug, B-1/8-OK Cylindrical dowel pin, DIN 6325-8M6×16 Stop screw, M14×1×… Ring gear Hollow bolt module, GRLA-1/8-QS-8-D Index plate Pinion Countersunk screw, DIN 7991-M6×16-8.8 Metal sheet Retaining ring, F-40×1.75 Cover End cap Retaining ring, DIN 471-82×2.5 Festo 7DHTGd_en 51 / 92... -
Page 52: Components Overview Dhtg-220
3.20 Components overview DHTG-220-…-A-P4L12 52 / 92 Festo 7DHTGd_en... -
Page 53: Bill Of Materials Dhtg-220
Blanking plug, B-1/8-OK Cylindrical dowel pin, DIN 6325-8M6×16 Stop screw, M14×1×… Ring gear Hollow bolt module, GRLA-1/8-QS-8-D Index plate Pinion Countersunk screw, DIN 7991-M6×16-8.8 Metal sheet Retaining ring, F-40×1.75 Cover End cap Retaining ring, DIN 471-82×2.5 Festo 7DHTGd_en 53 / 92... -
Page 54: Repair Steps
2. Vent connection A, to move the locking cylinder downwards. Visual inspection Check the rotary indexing table for visible damage, which could impair the function, e.g. severe dents. The entire rotary indexing table must be replaced if there are signs of significant damage. 54 / 92 Festo 7DHTGd_en... -
Page 55: Dismantling The Energy Throughfeed
1. Undo grub screws (2×). 2. Pull off end cap module. 3. Remove O-ring from plate. 4. Unlock the latching of the plug-in connectors. 5. Disconnect plug-in connectors. 6. Unscrew countersunk screws (2×) from the adapter. Festo 7DHTGd_en 55 / 92... - Page 56 P2 1 on air pipe 2. 4. Remove holder above air pipe and plug-in connector. 5. Mark air passage for air connection P2 1 on the air pipe 2. 56 / 92 Festo 7DHTGd_en...
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Page 57: Dismantling Of The Pneumatic And Electrical Module
The pneumatic module with the air pipe module cannot be dismantled from the DHTG-65-…-A-P4E4 and DHTG-65-…-A- P4L12. In the event of a pneumatic module defect, contact the regional Festo contact ( www.festo.com). When removing from the housing of the pneumatic module, the centring sleeves (2×) can become lost. -
Page 58: Dismantling The Rotary Indexing Table
4. Check the plate seal on the clamping ring for wear and replace it as follows if necessary: 5. Pull the plate seal off the clamping ring. 6. Pull the guide rail of the guide segments off the clamping ring. 58 / 92 Festo 7DHTGd_en... -
Page 59: Dismantling The Plate (Dhtg-65 And Dhtg-90)
2. Undo the countersunk screws in the index plate and unscrew them uniformly. 3. To undo the index plate, screw the countersunk screws uniformly into the threaded holes of the index plate. 4. Lift up the index plate and remove it from the plate. Festo 7DHTGd_en 59 / 92... -
Page 60: Dismantling The Plate (Dhtg-140)
2. Undo the countersunk screws in the index plate and unscrew uniformly. Note The ring gear is equipped with overload protection. This is subjected to spring tension and can tilt and become damaged if the countersunk screws are unscrewed on one side. 60 / 92 Festo 7DHTGd_en... - Page 61 6. Remove the sleeves and compression springs from the plate. Note When pulling out the sleeves, ensure that you do not lose the compression springs. 7. Remove the rail of the guide segments from the plate. Festo 7DHTGd_en 61 / 92...
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Page 62: Dismantling The Plate (Dhtg-220)
The ring gear is equipped with overload protection. It is subjected to spring tension and can tilt when the countersunk screws are unscrewed on one side. 3. To undo the index plate, screw three countersunk screws uniformly into the threaded holes of the index plate. 62 / 92 Festo 7DHTGd_en... - Page 63 6. Remove the sleeves and compression springs from the plate. When pulling out the sleeves, ensure that you do not lose the compression springs. 7. Remove the O-rings from the plate. 8. Pull the rail of the guide segments from the plate. Festo 7DHTGd_en 63 / 92...
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Page 64: Removing The Gear Racks
The impact plate is subjected to spring tensioning on one side and can tilt when the socket head screws are unscrewed. 3. Unscrew the socket head screws in the impact plate. Type Number of socket head screws DHTG-65-…-A DHTG-90-…-A DHTG-140-…-A DHTG-220-…-A 64 / 92 Festo 7DHTGd_en... - Page 65 5. Pull compression spring out of the impact plate. 6. Undo both grub screws in the impact plate. 7. Unscrew both stop screws from the impact plate. 8. Remove the clamping components from the impact plate. Festo 7DHTGd_en 65 / 92...
- Page 66 11. Pull the indexing pin out of the housing. 12. Remove the O-rings from the housing. 13. Remove the O-ring from the impact plate. DHTG-65 The O-ring is not present in the impact plate of the DHTG-65. 66 / 92 Festo 7DHTGd_en...
- Page 67 Number of countersunk screws DHTG-65-…-A DHTG-90-…-A DHTG-140-…-A DHTG-220-…-A 15. Remove the stop plate. 16. Unscrew the blanking plugs in the stop plate. 17. Remove the O-rings from the housing. 18. Pull the indexing pin out of the housing. Festo 7DHTGd_en 67 / 92...
- Page 68 21. Carefully drive the flange downwards using a plastic hammer. The flange can also be pressed out using a hydraulic press if necessary. 22. Push both covers out of their guides. 23. Dismantle the retaining ring of the pinion. 68 / 92 Festo 7DHTGd_en...
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Page 69: Removing The Bolts
25. Pull both gear racks out of the housing. 26. Lever the piston seal out of both gear racks. 4.4.6 Removing the bolts 1. Remove metal sheet from the bolt. 2. Dismantle the retaining rings of both end caps. Festo 7DHTGd_en 69 / 92... -
Page 70: Dismantling The Bolts
3. Carefully pull the springs out of the bolts using a thin wire. 4. Carefully tap both sides of the bolts on a soft surface to get the lock bolts out of the bolt. 5. Lever off the piston seals of both bolts. 70 / 92 Festo 7DHTGd_en... -
Page 71: Mounting The Rotary Indexing Table
Removed sealing rings and retaining rings must be renewed during assembly. 4.5.1 Assembling the bolts 1. Position the new wiper seal in the bolt guides so that the open side is facing the top of the housing. Festo 7DHTGd_en 71 / 92... - Page 72 4. Carefully push the new lock bolts and the new compression springs into the bolts. 5. Screw new stop pins into both sides of the bolts and tighten. 6. Insert the new O-rings (arrow) into their seat on both covers. 72 / 92 Festo 7DHTGd_en...
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Page 73: Installing The Bolts
Note When inserting the cover into the guide, the wiper seal may be damaged due to excessive pressure. 2. Carefully push the covers into the guides by rotating them slightly with the taper pointing upwards. Festo 7DHTGd_en 73 / 92... -
Page 74: Installing The Gear Racks
2. Place the housing on its left side to identify the position of the gear racks. 3. Grease the gear racks with LUB-E1 before inserting them. 74 / 92 Festo 7DHTGd_en... - Page 75 6. Push the pinion into the housing. 7. Check the position of the gear racks again and correct if necessary. 8. Check whether the pinion can rotate by 180° without protrusion of the piston. Festo 7DHTGd_en 75 / 92...
- Page 76 DHTG-65-…-A 1.2 Nm DHTG-90-…-A 2.9 Nm DHTG-140-…-A 5.9 Nm DHTG-220-…-A 9.9 Nm 13. Push the indexing pin into the piston chamber at the rear of the housing based on the notes you made during removal. 76 / 92 Festo 7DHTGd_en...
- Page 77 17. Insert the new O-rings into their seat in the front of the housing. 18. Insert a new O-ring in the seat of the impact plate. This O-ring is not available in the impact plate of the DHTG-65. Festo 7DHTGd_en 77 / 92...
- Page 78 21. Insert the retaining ring in the gear rack and check for correct fit. 22. Insert the clamping components in the impact plate. 23. Screw the stop screws into the impact plate. The stop screws are adjusted during the test run. 78 / 92 Festo 7DHTGd_en...
- Page 79 27. Screw the socket head screws into the impact plate uniformly, but do not tighten them yet. Type Number of socket head screws DHTG-65-…-A DHTG-90-…-A DHTG-140-…-A DHTG-220-…-A 28. Screw the hollow bolt into the impact plate, but do not tighten it yet. Festo 7DHTGd_en 79 / 92...
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Page 80: Assembling The Plate (Dhtg-65 And Dhtg-90)
If there is a heavy-duty spring pin in the plate (from series F8), it is not possi- ble to mount index plates without an additional hole. 3. Place the index plate on the centring bolts in the plate with the countersinks for the countersunk screws facing upwards. 80 / 92 Festo 7DHTGd_en... -
Page 81: Assembling The Plate (Dhtg-140)
Note Note the position of the centring bolts in the plate when placing the index plate. 4. Place the index plate on the ring gear with the countersinks for the counter- sunk screws facing upwards. Festo 7DHTGd_en 81 / 92... -
Page 82: Assembling The Plate (Dhtg-220)
1. Push the rail of the guide segments onto the plate. 2. Press the new O-ring into its seat in the inside of the hole in the plate. 3. Insert the new O-rings into the plate. 82 / 92 Festo 7DHTGd_en... - Page 83 7. Screw in the countersunk screws and tighten with tightening torque 7 Nm. Type Torque DHTG-220-…-A 7 Nm Festo 7DHTGd_en 83 / 92...
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Page 84: Installing The Plate
3. Insert both rails of the guide segments in the housing. 4. Check the hole pattern on the plate. 5. Insert the plate on the pinion in the housing. 6. Turn the plate slowly, until it engages in the pinion gearing. 84 / 92 Festo 7DHTGd_en... - Page 85 The correct pretension is achieved with the hole marked during removal. 9. Screw the flat head screw into the plate and tighten to the appropriate tight- ening torque (see table). Type Torque DHTG-65-…-A 0.6 Nm DHTG-90-…-A 0.6 Nm DHTG-140-…-A 0.6 Nm DHTG-220-…-A 0.6 Nm Festo 7DHTGd_en 85 / 92...
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Page 86: Mounting The Energy Throughfeed
An electrical module is additionally mounted on the pneumatic module of the P4E4 / P4L12 versions. In the event of a pneumatic module defect, contact the regional Festo contact ( www.festo.com). 1. Insert the centring sleeves into the holes in the housing of the pneumatic module. - Page 87 9. Push the holder into the correct position over the air pipe and plug-in con- nector (if included) onto the grub screw, i.e. align “P2” marking as shown in diagram in previous step. DHTG-…-P4E4 / P4L12 10. Thread the cables through the recess of the adapter. Festo 7DHTGd_en 87 / 92...
- Page 88 Tightening torque DHTG-…-A-P4 1.5 Nm DHTG-…-A-P4E4 1.5 Nm DHTG-…-A-P4L12 1.5 Nm 20. Screw in push-in fittings (4×) and tighten to appropriate tightening torque. Size Tightening torque DHTG-…-A-P4 1.5 Nm DHTG-…-A-P4E4 1.5 Nm DHTG-…-A-P4L12 1.5 Nm 88 / 92 Festo 7DHTGd_en...
- Page 89 29. Insert O-ring into plate. 30. Insert end cap module into holder. 31. Screw in the grub screws (2×) and tighten to the appropriate tightening torque. Size Tightening torque DHTG-…-A-P4 0.5 Nm DHTG-…-A-P4E4 0.5 Nm DHTG-…-A-P4L12 0.5 Nm Festo 7DHTGd_en 89 / 92...
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Page 90: Cleaning
General relubrication of the mechanical components every 5 million switching cycles is recommended. Further information on the assembly aids and lubricants is included in the “Tools and repair accessories” information brochure. The information brochure can be found in the online spare parts catalogue on the Festo website ( Tools and repair accessories.pdf... -
Page 91: Tools
– Hole profile or other suitable lever tool 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 7DHTGd_en 91 / 92... - Page 92 Festo has the ap- mentation infringement of the protection rights of third propriate rights of use. Festo permits the user When exporting the electronic documenta- parties concerning the use of the electronic the use under the following conditions: tion, the licence holder must observe the documentation.