Outline the back of a remodeling electrical box on the siding with a pencil and cut around the outline with a keyhole saw.
How to install an exterior wall mounted light.
Make sure your new outdoor light fixture is firmly attached to the wall.
Trace the pancake electrical junction box in desired position on the outdoor wall.
Ideally it should light as much space as possible and not be obstructed by anything.
Finish securing the light fixture to the mounting plate.
Ensure power feed is safely turned off at the circuit breaker panel.
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The wiring for any type of electrical fixture must be enclosed inside an electrical box and that box is hidden inside a conventional wall.
Outdoor lights serve as deterrence to would be intruders.
Unscrew the wire nuts.
I like to replace the wire nuts when installing new fixtures because they are inexpensive and it insures a good connection.
Discard or recycle the old fixture and throw away the old wire nuts.
It usually isn t.
Identify the best location to mount your exterior flood light.
Most sconces mount with a center stud so you can level the fixture even if the box is not level.
Some models will vary but most outdoor light fixtures use a screw or clip design to hold your new fixture in place.
How to install exterior light without junction box step 1.
Find a suitable mounting location.
In this video ask this old house master electrician scott caron installs an outdoor wall sconce and recessed lights at an old church that now serves as a house.
Check that it is straight and make adjustments.
Turn on the exterior light.
How to install lights on a brick wall.
To install a wall mounted light you ll use a ceiling box and wire just as you would for a ceiling light.
Unscrew the cover off of the flood light or whatever fixture you are replacing pull the wires out of the junction box.
On average it should take about three hours to run cable install a switch and mount two wall sconces.