The steps involved are Disassembling the Fixture Replacing the Bulb Reassembling the Fixture Subsequent sections describes this process in detail. Disassembling the Fixture To remove the lens clamp, loosen the screws that hold it in place. Gently pry the lens from the fixture. Do on gouge the lens gasket. Replace the Bulb Unscrew the old bulb, and screw in the new one.
Some fixtures contain a bare-coiled spring wire.
It is not wired to the electrical current and is designed to break the circuit. If the bulb breaks while in use, the spring sweeps across the filament, cutting the electricity in the circuit. This safety item ensures that if water does get into the fixture, the next swimmer does not get electrocuted. Before reassembling the fixture, place it on the deck and briefly turn on the light to make sure it works. Normally a closed fixture is not turned on while out of the water.