Options include a manual pull switch and a vacuum time lag switch. Wiring an extractor fan is not a task that most people will feel comfortable doing themselves.
Bathroom Fan And Light Switch Wiring
Wiring an extractor fan from a light switch. It can also be adapted for separate switching if required. However it is something that most people are capable of doing. Wiring an extractor fan with a timed switch thats turned on by existing light switch. This article will show how to install and wire the extractor fan. Extractor fans with an integral timer or timed switch need a 3 core and earth supply to allow the unit to run on after a light is switched off. Never work on a live circuit you must ensure that the circuit that you are working on is isolated and cannot be switched back on accidentally.
Connect the black fan cable together with the black light wire and the black switch wire and. Using wire strippers peel an inch of insulation from the end of the black and white wires. With just a basic understanding of electrics and a good sense of safety you really shouldnt have a problem wiring up these extractor fans. Connect a light and a fan to a new switch. This wiring plan will simply run the fan when the room light is on. If there is a window then switching off the mcb is fine for isolation for maintainance.
Switching off the light at the light switch does not isolate the electricity to the ceiling rose or light fitting. You only need an isolation switch if there is no natural light getting into the bathroom via a window etc. 3 posts page 1 of 1. The time lag switch will allow the fan to be manually started but then run for a pre set time. Locate the switch cable which must be glued through the top or side of the box that serves the fan or the light. However if there is a window but it does not open then there has to be another way to switch on the fan as well as the light switch in fact there is no requirement to have it connected to light switch so three main methods are 1 a simple push.
Wiring new extractor fan into existing light switch in bathroom.
Gallery of Wiring An Extractor Fan From A Light Switch
