Electric Motor and Control Maintenance

Motors (5 tape set)


Description:

 

This training program consists of eleven Videotapes/DVD’s that train students to disassemble, inspect, maintain, and troubleshoot a variety of motors. Also presented are procedures for maintaining and troubleshooting control equipment.

Audience: This program is excellent both for the training of maintenance mechanics as well as for the multi-craft training needs of process and manufacturing facilities.

Topics:

Motors – Tape 1

  • Basic Parts and Operation
  • Bearings and Lubrication
  • Failing Bearings
  • Disconnecting Power Supply and Motor Leads
  • Disconnecting the Motor
  • Predisassembly Readings
  • Motor Disassembly
  • Removing the Rotor

Motors – Tape 2

  • Installing a Split Bearing Puller
  • Removing Bearings and Inspecting Bearing Surfaces
  • Measuring Bearing Seating Surfaces
  • Inspecting the Rotor and Stator
  • Preparing Bearings for Installation and Cleaning the Rotor and Stator
  • Replacing Bearings
  • Motor Reassembly
  • Reconnecting the Motor

Motors – Tape 3

  • Wound Rotor Induction Motors
  • Brush Assemblies
  • Brush Assembly Maintenance
  • Slip Ring Maintenance
  • Rotor Winding Maintenance and Variable Resistor Inspection
  • Contact Assembly
  • Verifying Change in Rotor Resistance
  • Split-Phase Motors
  • Centrifugal switches
  • Capacitor Start-Induction Run Motors

Motors – Tape 4

  • DC Motor Operation
  • Commutators
  • Commutator Inspection
  • Removing Brush Rigging
  • Undercutting Mica
  • Reinstalling Brush Rigging
  • Installing Brushes
  • Seating Brushes
  • Completing Maintenance

Motors – Tape 5

  • Introduction to Troubleshooting
  • Questioning the Operator
  • Evaluation and Power Supply Check
  • Control Circuit Checks
  • Mechanical Checks
  • Electrical Checks
  • Operational Checks
  • Program Review

Control Equipment (6 tape set)


Description:

 

This comprehensive videotape-based training program consists of 1 module (6 videotapes) that train the procedures for maintaining and troubleshooting control equipment.

Topics:

Control Equipment – Tape 1

  • Introduction to Troubleshooting
  • Ruling out Problems
  • Troubleshooting Circuit switches
  • Introduction to Removing and Replacing Parts
  • Checking a Circuit Dead
  • Checking for Continuity
  • Removing and Installing Parts
  • Poles and Throws

Control Equipment – Tape 2

  • Introduction to Limit switches
  • Finding the Cause of the Problem
  • Replacing the Contact Block and Testing the switch
  • Introduction to Torque switches
  • Adjustment and Testing of a Torque switch
  • Setting the Open Rotor on the Geared Limit switch
  • Setting the Close Rotor

Control Equipment – Tape 3

  • Overload Relays
  • De-Energizing a Controller
  • Performing a Continuity Check
  • Overload Relay Removal
  • Installing and Checking a New Overload Relay
  • Introduction to Coils
  • Replacing a Coil
  • Ruling Out Components Based on Operation
  • Performing a Continuity Check to Find the Problem

Control Equipment – Tape 4

  • Fuses
  • Installing New Fuses
  • Small Molded Case Circuit Breakers
  • Breaker
  • Ground Fault Circuit Breakers
  • Large Molded Case Circuit Breakers
  • Testing Large Molded Case Circuit Breakers

Control Equipment – Tape 5

  • Motor Starters
  • Troubleshooting Coil-Operated Contactors
  • Auxiliary Contacts and Removing Coil-Operated Contactors
  • Disassembling Coil-Operated Contactors
  • Reversing Magnetic Motor Starters
  • Control Transformers · Operationally Testing a Control Transformer

Control Equipment – Tape 6

  • Performing an Operational Test
  • Ruling Out Portions of the Circuit
  • Ruling Out Components
  • Locating the Problem
  • Testing a Valve Mechanically and Electrically
  • Locating the Problem
  • Checking for a Short Circuit
  • Finding a Grounded
  • Soldering Connections
  • Finishing Connections
  • Solderless Connectors
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