Motor Rewinding
Motor rewinding is a specialized skill where technicians repair and restore electric motors by replacing damaged wire coils. It's like giving an electric motor a second life instead of replacing it completely. This process is important in factories, manufacturing plants, and industrial facilities where expensive motors power various machines. Think of it as similar to reupholstering furniture - instead of buying new, skilled technicians replace the worn-out parts (in this case, the wire windings) to make the motor work like new again. This service is vital for companies looking to save money on equipment costs and maintain their machinery effectively.
Examples in Resumes
Successfully completed Motor Rewinding projects on industrial motors up to 500 HP
Performed preventive maintenance and Motor Rewinding services for manufacturing plant equipment
Led team of technicians in Motor Rewinding and Motor Repair operations
Specialized in Electric Motor Rewinding for industrial applications
Typical job title: "Motor Rewinders"
Also try searching for:
Where to Find Motor Rewinders
Professional Organizations
Job Boards
Training Resources
Example Interview Questions
Senior Level Questions
Q: How do you determine if a motor should be rewound or replaced?
Expected Answer: A senior technician should discuss evaluating costs, checking core testing results, assessing motor efficiency, and considering the motor's age and previous repairs to make an informed decision about replacement versus rewinding.
Q: How would you train junior technicians in motor rewinding safety procedures?
Expected Answer: Should explain creating safety protocols, demonstrating proper lockout/tagout procedures, teaching electrical safety measures, and implementing a structured training program with hands-on supervision.
Mid Level Questions
Q: What steps do you take to diagnose a failed motor before rewinding?
Expected Answer: Should describe the inspection process, including checking for mechanical damage, performing electrical tests, and documenting the original winding pattern before removal.
Q: How do you ensure proper insulation during the rewinding process?
Expected Answer: Should explain selecting appropriate insulation materials, proper application techniques, and testing procedures to verify insulation integrity.
Junior Level Questions
Q: What basic tools are used in motor rewinding?
Expected Answer: Should be able to identify and explain the use of basic tools like winding machines, coil spreaders, multimeters, and various hand tools used in motor rewinding.
Q: What safety precautions must be taken before starting motor repair?
Expected Answer: Should demonstrate knowledge of basic safety procedures like disconnecting power, using personal protective equipment, and following lockout/tagout procedures.
Experience Level Indicators
Junior (0-2 years)
- Basic motor disassembly and assembly
- Understanding of electrical safety
- Basic tool operation
- Simple diagnostic procedures
Mid (2-5 years)
- Complete motor rewinding procedures
- Detailed fault diagnosis
- Reading electrical diagrams
- Quality testing and verification
Senior (5+ years)
- Complex motor system troubleshooting
- Team supervision and training
- Advanced repair techniques
- Project cost estimation
Red Flags to Watch For
- No hands-on experience with motor repair
- Lack of safety awareness or certification
- Unable to read basic electrical diagrams
- No experience with testing equipment
- Poor understanding of insulation classes
