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Effect of adjustable speed drive carrier frequency on bearing current

Published: December 2017
Technical subject(s): AC motors, Design/theory/application, Drives/controls

Troubleshooting DC field temperature issues

Published: October 2017
Technical subject(s): DC motor cooling, Field coils, Nameplates, Repair procedures and tips, Ventilation/cooling

Burnout oven calibration

Published: August 2017
Technical subject(s): Repair procedures and tips, Service center equipment

Rotor bar pass frequencies

Published: June 2017
Technical subject(s): Motor testing, Rotors, Vibration

Tech Tip: Novel method for packing a bearing with grease

Published: April 2017
Author: Bret McCormick, Stewart’s Electric Motor Works, Inc., Orlando, Florida, Technical Education Committee Member
Technical subject(s): Bearings, Grease lubrication, Lubrication

Tech Tips: Tips for motor paint

Published: April 2017
Technical subject(s): Miscellaneous, Repair procedures and tips

Safety Tips: Remember these general rules

Published: March 2017
Technical subject(s): Miscellaneous, Safety

Tech Tip: When restacking, use real coreplate

Published: March 2017
Technical subject(s): Repair procedures and tips

Simple tips for important electrical tests

Published: February 2017
Technical subject(s): AC motors, Motor testing, Stators/windings

Off-the-job safety

Published: January 2017
Technical subject(s): Safety

Unequal grouping sequences for 
1-4 vs. 1-7 jumpers

Published: January 2017
Technical subject(s): Stators/windings

Another use for copper tubing

Published: December 2016
Technical subject(s): Miscellaneous, Winding connections

Safety Tips: Hydraulic and mechanical jacks and pullers

Published: September 2016
Technical subject(s): Safety, Service center equipment

Tech Tip: Exact machine speed needed for inspection

Published: September 2016
Technical subject(s): AC motors, Bearings, Repair procedures and tips, Vibration

Safety Tips: Cautions when painting

Published: August 2016
Technical subject(s): Safety, Service center equipment

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