Dimmer Switch: Testing and Inspection

LIGHT CONTROL RHEOSTAT







a. Inspect continuity.
1. Check the continuity between the light control rheostat connector terminals when operating the rheostat volume knob.




b. Check resistance.
1. Check the resistance between terminal 4 (RV) and terminal 3 (T) when operating the light control rheostat volume knob. Also, check that the resistance changes continuously.
Standard resistance:
Turn the knob to maximum: Approx. 10 kohm
Turn the knob to minimum: Approx. 0 kohm