Use chain pliers or pliers with a screwdriver to open the link on the end of the chain.
How to install a wall light fixture on beam.
Carefully pull the fixture from the wall pry if it has been painted in place.
Remove any nuts or screws holding the fixture in place.
Attach the chain to the screw collar then hold the light fixture up against it.
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.
If the fixture is heavy use a piece of rope or twine to hold the fixture up while you disconnect the wires.
1 make sure the recessed light fixture you have will fit inside the beam you are installing.
Trace the pancake electrical junction box in desired position on the outdoor wall.
In this step by step vide.
Avoid yanking on the wires.
Screw the fixture to the siding or to the mounting block with the screws that come with it.
Twist wires together clockwise with pliers and screw a wire cap onto each pair except the ground wires.
Twist off the wire nuts that connect the wires.
Adjust the length of the chain to the link that best matches your desired length.
Ensure power feed is safely turned off at the circuit breaker panel.
On a flat surface attach the adjusted chain to the light fixture.