The source is wired directly to the fan and also spliced through to the switch. She has several years of experience in the home-improvement industry, focusing on gardening, and a background in group exercise instruction. The drawings below depict the metal bands that are wrapped around the plastic cam inside of the switch. This will insure that you get the wires back in the right places. Wiring Diagram for a Bathroom Exhaust Fan To wire an exhaust fan to a wall switch, use this diagram.
The black cable wire connects the fan to the speed controller and the red wire connects the light to the dimmer. Some fans may use only two or three wires, some may have a pullchain with two layers and five or more wires. One of the best sources I have found for wiring diagrams is Seymour Duncan. When you pull the switch the light goes off via the ground in the light switch and when you pull it again it lights via the ground routed to the fan. Internal Cam Configuration: Round, made of plastic.
In most cases sliding the switch down will set counterclockwise spin, while sliding it up will set clockwise spin. Open it, pop the plug out of one of the wire holes and thread a wire clamp into it. Clockwise rotation will pull air up to the ceiling, disturbing the warm air collected there and circulating it throughout the room to warm things up. The circuit power should be turned off and the fault conditions should be repaired first before restoring the power to the ceiling fan or light fixture. Reattach the pullchain to the switch housing and replace the finial. The black wire running to the ceiling box is connected to the other terminal on the switch. To create this article, volunteer authors worked to edit and improve it over time.
To determine all photographs in Light Pull Switch Wiring Diagram images gallery you should abide by. It connects the power from L to 1 or 2 respectively. These fans usually come with a small electrical connection box welded to the side of the housing. What do you want it to do after you rewire it? The cam is not illustrated. My switch is one of the 3 double layer switches that I discovered. Use this wiring when the power source originates at the wall box and you want to control both the fan and light with a single switch. I'll try answering your question by explaining how the switch itself works, which will hopefully help you understand the problem better.
The wires coming from the ceiling to the fan are still intact. At the ceiling location, it's spliced to the black and blue wires from the fan and light. There are 4 black wires inside the wall with wire nuts on them. Has two metal contacts, each contact encircles the cam approximately 25%. A pull chain activates a switch inside the fan assembly. For starters, black is almost always L. Internal Cam Configuration: Round, made of plastic.
Replace either type of switch following the same procedure. Internal Cam Configuration: Round, made of plastic. In a parallel circuit, each device is straight connected to the power source, so each tool gets the exact same voltage. Check local regulations for restrictions and permit requirements before beginning electrical work. Wrap the exposed end of a fan wire around the appropriate terminal and tighten each screw. How do I replace a ceiling fan pullchain? The switch housing also holds the light kit if you have one installed on your fan. Some fans have a switch that only turns the fan on or off, while others have a switch that powers the fan at three different speeds.
At the fan splice the wires, matching the colors of each, and connect the ground wire to the grounding terminal. This is usually achieved either by removing two screws on the bottom cap of the switch housing, or three screws on the side. I will try to simplify so that you might not have to struggle with fixing your ceiling fan like I did. Comes with black, blue and red wires. There should be two hot wires and a ground coming out of the timer casing, splice one of these to the hot source.
Make sure you get the information you are looking for. Make careful note of which wires attach where to the pullchain. . It shows the elements of the circuit as streamlined shapes, as well as the power and also signal links in between the gadgets. The black wire is usually the hot for the fan and the blue wire is the hot for the light.
Remove the pullchain assembly by unscrewing the brass finial on the outside of the switch housing. The hot source wire is spliced to the white on the 3-wire cable and then spliced to the input wires on both controllers at the other end. I'm giving this level of detail because I doubt that any other switch could be adapted to this fan. An electrician came and replaced the switch, he installed a 3 speed switch with three wires. This is true of most Hunter and Harbor Breeze ceiling fans found at your local home store. When mounting porcelain pull chain fixtures, remember that tightening the screws too tight may crack the porcelain shroud. This is the same switch used in many lamps to switch on one bulb or set of bulbs , the other, or both.