Generator Inner Parts: Rotor

WARNING: This page is about a different variant/trim than selected.

Measure the resistance between the slip rings using a tester.
- If not within specification, replace the rotor.
Generator rotor resistance (between slip rings)

[20 °C {68 °F}] 2.0-2.3 ohms

Fig 1: Measuring Resistance Between Slip Rings Using Tester
Courtesy of MAZDA MOTORS CORP.
Verify that there is no continuity between the slip ring and core using a tester.
- If there is continuity, replace the rotor.
Inspect the slip ring surface condition.

If the slip ring surface is rough, use a lathe or fine sandpaper to make it smooth.

Fig 2: Checking Continuity Between Slip Ring And Core Using Tester

Courtesy of MAZDA MOTORS CORP.