Dimmer Switch: Testing and Inspection

INSPECTION

INSPECT LIGHT CONTROL RHEOSTAT
a. Connect terminals 1 and 3 through a 3.4 W test bulb.
b. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2.
c. Turn the rheostat knob to fully counterclockwise, and check that the test bulb goes out.
d. Gradually turn the rheostat knob to clockwise, and check that the test bulb brightness changes from dark to bright. If operation is not as specified, replace the rheostat.

HINT: Adjust the brightness of illumination lights by rheostat.

^ A/C Control Assembly
^ Antenna Switch
^ Audio
^ Center Diff. Lock Switch
^ Cigarette Lighter
^ Combination Meter
^ Defogger Switch
^ ECT Switch
^ Hazard Warning Switch
^ Rear Heater Switch
^ Shift Lever
^ Ash Receptacle