How to troubleshoot a problem with a light fixture?

1 Check to see if the lightbulbs in the light fixture have the proper wattage for the light fixture. 2 If insulation is packed too tightly around the light fixture, it may be trapping heat around the light fixture canister, causing the limit switch to overheat and shut down the 3 The limit switch may be faulty.

Why are my upstairs lights dim and bright?

The question describes that the wire that goes upstairs is connected to a couple of circuit breakers, however a 120 volt circuit should be supplied with power from only one circuit breaker, therefore this condition may be directly associated with the problem of lights flickering and going dim and bright.

What’s the best way to troubleshoot dim lights?

Application: Electrical Troubleshooting a Dim and Flickering Light Problem. Skill Level: Advanced. This electrical wiring project is best performed by a Licensed Electrical Contractor or Certified Electrician. Tools Required: Basic Electricians Pouch Hand Tools, Voltage Tester or Volt Ohm Meter and a Circuit Tracer.

What to do if your light fixture is overheating?

Compare the wattage on the light bulb with the rating printed on the light fixture. Install a lower-wattage lightbulb, if necessary. If insulation is packed too tightly around the light fixture, it may be trapping heat around the light fixture canister, causing the limit switch to overheat and shut down the light fixture.

Can a recessed canister light fixture go bad?

Less commonly, a light bulb socket may go bad. If so, you will need to replace the socket . Recessed canister lights are subject to some of the same problems found in ordinary ceiling light fixtures (see above). In addition, sometimes a recessed light fixture may mysteriously go on and of by itself.

Why does recessed light fixture turn off automatically?

This is because recessed lights are equipped with limit switches designed to turn a fixture off automatically if the heat reaches an unsafe level. This can be for one of several reasons: Check to see if the lightbulbs in the light fixture have the proper wattage for the light fixture.