I am replacing a knackered extractor fan in my bathroom and the wiring has me a little confused. Put the end in a bit of insulated terminal block (aka choc block) and tuck it out of the way inside the fan housing. My main question is regarding the wiring. Hi, we have purchased a cooker hood today form B & Q, we asked if it was connected via 3 pin plug or had to be hard wired in, 2 members of staff confirmed 3 pin plug. Black = Neutral Supply, Grey = Switched Live and Brown = Permanent Live. A bathroom heater fan light can keep the bathroom well-lit and comfortable. If you have the ability to install a new cable (or pull an extra wire, if the wires happen to be in conduit), you could use a device that has two switches that fit in a single gang box. The solution? But the majority of fans are wired to work only alongside the bathroom light, which can be really wasteful. Exhaust Fan. • No power to appliance. The red is a permanent live and you do not need that. • Fan blade warped or out of balance it might be touching its casing. Bathroom Fan Features Bathroom fans have multiple uses aside from improving air quality. When we got it home and unpacked we found a lead with a live and neutral cable,no plug. The Switch. Fan and Lights Are Not Working. Installed Low Profile Extractor Fan With Humidistat and when switch on power it started run straight ( switch for LS been switched off). The old fan is wired up with Black, Grey and Brown wires. Motor is excessively loud. A bathroom extractor fan is essential to clear the room of humidity and prevent damp. Thought it needs time but after 1 hour steel was running. The new fan … This article will show how to install and wire the extractor fan. Rewiring your bathroom circuit to allow fan and light to be operated independently. Depending on the type of fan you have you may wire the switch in series with the fan, or for more complex fans which carry on running for a certain length of time after being switched off you will wire it to the fan itself. As long as the switch and wiring are rated for the amount of current, which unless you get a huge fan, it should be. The fan then needs to be wired into the switch which will control when it is turned on or off. Does the fan motor spin freely. The bathroom already has a ceiling lightt controlled by a wall mounted switch outside the bathroom on the landing. You'd be wrong there. A shower extractor fan is essential in a room containing a shower in order to prevent condensation. Step 5 - Connecting the Switch. • Or a switch has stopped working on most cooker hoods the switches are built in to the PCB, but some are external. • PCB fault. I understand that the fan needs to be controlled through an isolator mounted on the wall outside the bathroom. 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. Is the fan switch working, does voltage go in and back out of the switch, if not the switch needs to be replaced. Due to the air passageway the fan motor assembly can get very dirty and require cleaning. Dont worry all power is off! They can also provide extra light as well as heat. The fan has connections for a live, neutral, and switched live. Disconnected permanent light, it stopped but no any reaction to switch when give power them. Some heaters even operate on a separate switch from the fan so you can turn the fan on or the heater or both. If your fan is a non-timer one then you need blue for neutral and yellow as the switched live. Lubricating the Exhaust Fan Motor Clear the room of humidity and prevent damp bathroom light, which can be really wasteful controlled... 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