Coil Winder how-to

How to Test a Finished Coil

Testing catches defects.

Updated By the Career Education Institute Curriculum Team
Quick answer

Testing catches defects. In short: measure; compare; run, then complete the remaining steps below.

Step by step

  1. Measure resistance.

  2. Compare to spec.

  3. Run the hipot test.

  4. Check for shorts.

  5. Record results.

  6. Tag pass or fail.

Safety reminders for coil winders

  • Keep hands clear of winding machines
  • Use hipot testers safely
  • Ventilate soldering
  • Wear eye protection

Coil · Turn · Magnet wire · Bobbin · Layer · Tension: see the full coil winder glossary.

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