I have installed two Lutron Aridani dimmer switches. These are the ones
like ordinary switches but have a tiny lever beside the switch that does the
One is controlling an existing ceiling fixture, and it works as expected.
The ceiling light
goes on and off with the toggle and dims with the lever.
Now, here is the strange part. The other dimmer switch is for control of
a new wall mounted light fixture which is not yet installed. Just to check
that I had my wiring right I turned the
second dimmer switch on and applied a test light between the black and white
the wall light J-box. As expected, the test light came on. However, when I
dimmer switch off I STILL get a positive test with my test light at the
If I disconnect the black wires from the dimmer switch I don't get a
positive test, confirming that
my wiring is correct.
So, my question is, why does this switch "conduct" when it's off?
By the way, the test light is one of the old-fashioned, cheap neon devices.
also used a DVM to confirm the same behavior. I get between 56 and 120 volts
as the dimmer lever is moved over its range, REGARDLESS OF THE SWITCH
Do I have a bad switch here, or what?