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Rotor Slip Ring Test

  1. Measure the resistance between the slip rings (A).
    • If the resistance is not within the standard, replace the rotor assembly.

      Coil (rotor) resistance 

      Standard: 2.1-2.3 Ω at 68°F (20°C) 

      Fig 1: Checking Continuity Between Slip Ring, Rotor & Rotor Shaft
      G05952339Courtesy of AMERICAN HONDA MOTOR CO., INC.
  2. Check for continuity between each slip ring (A) and the rotor (B) and the rotor shaft (C).
    • If there is no continuity, replace the rear housing assembly.
    • If there is continuity, replace the rotor assembly.
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