SEW-Eurodrive DR71 Service And Maintenance Manual

Hide thumbs Also See for DR71:

Operating instructions manual (268 pages)

page of 34

/ 34
Bookmarks

Quick Links

Download this manual

Service and Maintenance

Repositioning of the Motor Conduit Box and Cable Entry

Motor Frame Sizes 71-132

Need help?

Do you have a question about the DR71 and is the answer not in the manual?

Questions and answers

Summary of Contents for SEW-Eurodrive DR71

Page 1 Service and Maintenance Repositioning of the Motor Conduit Box and Cable Entry Motor Frame Sizes 71-132...
Page 2 Overview Safety Tooling Changing the Conduit Box Position Changing the Cable Entry...
Page 3: Safety First
Safety Safety First Never perform any work that you are either unqualified for or uncomfortable in doing Follow all local safety guidelines Never perform work on equipment that is connected to a power source or energized Always use the proper tooling Make use of all required PPE or Personal Protective Equipment...
Page 4 Safety Safety First Disconnect all power sources Remove power cables from the motor...
Page 5 Important! – Following of these instructions will compromise the seal and paint coating applied during the assembly process at the SEW-Eurodrive assembly facility. It is not recommended to change the conduit box position if the motor is an extreme installation such as wash-down or corrosive...
Page 6 Required Tooling • Metric Nut Driver • Flat head screw drivers • External Circlip Pliers • Torx Bit Driver/T-Handles • Dead Blow Hammer • Torque Wrench...
Page 7 Conduit Box Position Change Step 1 – Using the 8mm nut driver, loosen the fan guard screws to allow an ~1/8” gap between fan guard and back side of the screw head...
Page 8 Conduit Box Position Change Step 2 – Rotate the fan guard slightly counter-clockwise and remove completely from the motor...
Page 9 Conduit Box Position Change Step 3 – Using the external circlip pliers, remove the circlip from the end of the motor rotor...
Page 10 Conduit Box Position Change Step 4 – Using the proper Torx bit, remove all four tension rods completely from the motor Motor Size Torx Bit DR.71 TX25 DR.80 DR.90 TX30 DR.100 DR.112 TX45 DR.132...
Page 11 Conduit Box Position Change Step 5 – Using the plastic headed dead blow hammer, lightly tap the backside of the conduit box to loosen the stator from the motor flange...
Page 12 Conduit Box Position Change Step 6 – Using the two flat headed screw drivers, lightly pry the stator away from the motor flange until a gap of ~1/4” is present Only pry from the corners to avoid damaging the parts...
Page 13 Conduit Box Position Change Step 7 – Rotate the Stator to desired conduit box position...
Page 14 Conduit Box Position Change Information – SEW Motors allow for 4 different Conduit Box locations 0°/ 90°/ 180°/ 270° This position is based on viewing the motor from the fan guard as illustrated below – 270° 0° 180° 90°...
Page 15 Conduit Box Position Change Step 8 – Reinstall the tension rods by hand and then tighten them in a diametrically opposed pattern until the stator is completely tight against the motor flange and the proper tightening torque is reached...
Page 16 Conduit Box Position Change Information – Tightening Torque (Tension Rods) Motor Size Torque [Nm] Torque lb.-in] DR71 DR80 DR90 DR100 DR112 DR132...
Page 17 Conduit Box Position Change Step 9 – Tap the fan back into place and reinstall the circlip...
Page 18 Conduit Box Position Change Step 10 – Reinstall the fan guard by placing it over the fan and twisting in a clockwise manner until locked into place...
Page 19 Conduit Box Position Change Step 11 – Tighten the fan guard screws in a diametrically opposed pattern to the proper torque...
Page 20 Conduit Box Position Change Information – Tightening Torque (Fan Guard Screws) Motor Size Torque [Nm] Torque lb.-in] DR71 DR80 DR90 DR100 DR112 DR132...
Page 21 Conduit Box Position Change Step 12 – Visually inspect the unit to verify all steps are completed and that the motor is ready for use...
Page 22 Cable Entry Position Change Step 1 – Remove the conduit box lid by loosening the 4 screws using an 8mm nut driver...
Page 23 Cable Entry Position Change Step 2 – Remove conduit box lid from the conduit box...
Page 24 Cable Entry Position Change Step 3 – Loosen and remove the 4 Torx screws from the conduit box Motor Size Torx Bit DR.71 DR.80 DR.90 TX25 DR.100 DR.112 DR.132...
Page 25 Cable Entry Position Change Step 4 – Remove the Conduit Box from the motor...
Page 26 Cable Entry Position Change Step 5 – Inspect the gaskets for damage and replace if necessary...
Page 27 Cable Entry Position Change Step 6 – Install the Conduit Box in the desired Cable Entry location...
Page 28 Conduit Box Position Change Information – SEW Motors allow for 4 different Cable Entry locations X / 1 / 2 / 3 This position is based on viewing the conduit box face. However positions X and 2 switch with Conduit Box Location 180° 0°...
Page 29 Cable Entry Position Change Step 7 – Install Torx screws and tighten to the proper torque in a diametric pattern. Verify there are no crimped wires between the seal...
Page 30 Cable Entry Position Change Information – Tightening Torque (Conduit Box Screws) Motor Size Torque [Nm] Torque [lb.-in] DR71 DR80 DR90 DR100 DR112 DR132...
Page 31 Cable Entry Position Change Step 8 – Install the Conduit Box lid and tighten the screws for the lid using an 8mm nut driver according to the correct torque value...
Page 32 Cable Entry Position Change Information – Tightening Torque (Conduit Box Lid Screws) Motor Size Torque [Nm] Torque [lb.-in] DR71 DR80 DR90 DR100 DR112 DR132...
Page 33 Cable Entry Position Change Step 9 – Visually inspect the unit to verify all steps are completed and that the motor is ready for use...
Page 34 Conclusion For more information on this and other service and maintenance topics, please visit our website at – www.seweurodrive.com/s_service/index.php5...

This manual is also suitable for:

Dr80 Dr90 Dr100 Dr112 Dr132