Electrics

This section covers cable and flex stripping and connecting as well as information on earthing, bonding and colour codes for wiring. There are articles explaining how electricity works and all you need to know about the mains supply to your home. We explain how lampholders, light switches, sockets and appliances are connected to circuits. One way and two way lighting are explained as well as basics such as wiring a plug or television aerial.

Note: Strict rules govern what electrical work can be done without notification and inspection. Read More ...

Adding a New Light and Switch - One Way

Guide explaining how a new light is added to an existing lighting circuit with the light being operated by a single switch commonly referred to as a one way switch.

Adding a New Light and Switch - Two Way

How to instal two way lighting switches, with details of the circuit, switch and link cable or wire used as well as connections and earthing requirements for lights.

Adding a Switch to Electrical Flex

How to fit a switch in a flex. Instructions for trimming and preparing the flex sheath and conductors as well as connecting the switch to control small appliances.

Cable - Connecting

Step by step guide for connecting cables in home How to connect the conductors to switches sockets and terminals.

Cable - Stripping

How to strip cable ready for connections in home wiring systems. Guide to preparing cables and fitting earth sleeving to the bare conductor

Cable Types

Guide to types of cable in home electrics and wiring. Single, twin and earth, and three core with earth cables explained

Ceiling Rose - Wiring and Connections

Cable identification in the ceiling rose of pendant lights. How to identify and label the switch cable or wire as well as the earth.

Christmas Tree Lights

How-to guide on taking care of christmas tree lights and keeping them in working order. Help with changing and replacing bulbs or a blown fuse.

Colour Codes for Wiring

Colour codes for UK electric cables showing both the old (pre 2006) and the new harmonious colours for live neutral and earth as well as three core

Connecting a Pendant Light Fitting

How to remove and replace an old or damaged pandant light fitting. Guide to connecting the flex to the lighting circuit or wiring at the ceiling rose.

Damaged Socket Outlet - Rewiring and Replacing

Damaged electrical sockets can be dangerous and must be replaced. This guide explains how to remove the damaged socket outlet face plate and connect a new one.

Earthing

Safety earth for the safe earthing of plumbing and consumer unit

Electricity - how it works 1

Guide to explain how electricity works in home wiring.

Electricity - how it works 2

Guide to explain how fuses and the earthing works in home wiring.

Electricity - the mains supply

Guide to how electricity is supplied to homes via the service head to the electric meter. With details of the consumer unit (fuse board).

Extending Electrical Flex

How to extend a flex used in home wiring and electrics. Step by step guide to disconnecting, extending and joining flex.

Flex - connecting

Step by step guide to connecting flex used in home wiring and electrics. How to connect the conductors at flex switches and terminals.

Flex types

Guide to types of flex used in home electrics and wiring. Table of appliance rating and suitable flex conductor sizes.

Fuse - changing 1

Guide to changing fuses in home wiring covering plugs and fuseboards or consumer units with rewireable fuses or circuit breakers.

Fuse - changing 2

Guide to changing fuses in home wiring, covering consumer units (fuseboards) with rewireable fuses, circuit breakers, mcb and cartridge fuse carriers.

Fused Connection Unit

How to connect appliances using a fused connection unit in home electrics and wiring covering the cable from the ring main or a spur as well as the flex or cable used for the appliance

Installing a Fluorescent Tube Fitting and Switch

Instructions on fixing and wiring a fluorescent light or tube fitting. How to mount the unit and connect the lighting cable with details on using a junction box to connect to the lighting circuit.

Installing a New Light Fitting

How to install a new light fitting by replacing the ceiling rose with a suitable junction box to accommodate all the connections including the switch cable.

Junction Box

Junction boxes can be used to connect cable in wiring installations. This guide explains how and when maintenance free junction boxes or screw terminal junction boxes may be used.

Lampholder - Fitting and Connecting

Guide to lamp holder types and how to connect the flex conductors to the fitting including earthing requirements.

Light Switch - Replacing

How to change or replace a light switch used in home lighting circuits. Identifying the cables or wires and connecting to the new one or two way switch.

Light Switches

Guide to the terms used for light switches - one way, two way, single gang and double gang.

Lighting Circuits

Guide to the type of circuits used for lights and home lighting. Details of the wiring of loop or junction box circuits for operating and switching lights.

Lights - connecting a close mounted fitting

Instructions on fitting and wiring a close mounted light. How to connect the light using heat resistant cable and details on using a besa box where there is no back plate.

Lights - connecting a track fitting

Instructions on fixing and wiring a track light or spotlight fitting. How to mount the unit and connect the lighting cable with details on using a junction box to connect to the lighting circuit.

Main & Supplementary Bonding

This basic guide covers the main earth at the consumer unit as well as main bonding of metal service pipes and supplementary bonding of metal items such as pipes and towel radiators in bathrooms.  Plus, information on the use of earth clamps. ...

Power circuits 1

Guide to ring mains used for power circuits in home electrics and wiring. Including details of spur wiring to supply an electric socket outlet.

Power circuits 2

Guide to radial circuits used for power supply and house electrics and wiring. Including details of spur wiring to supply an electric socket outlet.

Replacing a Ceiling Rose

Guide to replacing a ceiling rose detailing how to identify and label all the wires so that the new rose can be correctly connected and the pendant refitted

Socket Outlets - Connecting and Wiring

How to connect and wire up a socket outlet for power supply from a ring main, radial circuit or spur in home electrics and wiring

Socket Outlets - Extending the Ring Main

Extending the ring main to provide electrical power for a new socket outlet. Removing the old wires and adding new cable to feed the socket

Socket Outlets - Fitting Flush Metal Box

How to cut out walls to fit a metal electrical socket outlet box with details for fixing and inserting the cables through a rubber grommet for protection

Socket Outlets - Fitting Plasterboard Box

How to cut out plasterboard to fit a plastic electrical socket outlet box with details for fixing and inserting the cables as well as clamping the plasterboard box

Socket Outlets - Fitting Surface Mounted Box

Guide to fixing a new plastic surface mounted socket outlet box including details of running cable and protecting exposed sections with mini trunking fixed to the wall

Socket Outlets - Locating New Electrical Points

Locating electrical socket outlets to provide power supply with details for ring mains, radial circuits and spur wiring

Socket outlets - replacing an electrical point 1

How to replace an electrical socket outlet, with details of surface mounted and flush type as well as single and double sockets.

Socket Outlets - Spur from a Junction Box

Adding a junction box and spur to provide electrical power for a new socket outlet. Installing the new cable to feed the socket

Socket Outlets - Spur from Existing Socket

Adding a spur to an existing power point to provide electrical supply for a new socket outlet. Installing the new cable to feed the socket

Stripping and Preparing Electrical Flex

How to strip flex ready for connecting in home wiring and electrics. Guide to preparing flexes, trimming back the sheath and stripping the conductors to the right length ready for connection.

Television - wiring an aerial plug

How to fit an aerial plug onto coaxial cable for connecting a television.

Television aerial - extra socket outlet

How to add an extra tv point with coaxial cale to a new television socket outlet.

Top 10 Home Electrics Tips

Our top ten home electrics tips will help you to be prepared if a fuse blows or there is a power cut. There’s also advice on using the correct fuses and lamps, saving energy, electrical safety, and knowing the rules governing DIY electrics.

...

Wiring a Plug

Wiring or fitting a plug to electrical appliances. Showing how to connect the live neutral and earth wires correctly. Double insulated symbol explained.

Electrics Safety

AlertThis material is " for information purposes " only. Strict rules govern what electrical work can be done without notification and inspection.
Read more ...

Rapid Toolbox
Cookie Policy

Avoiding the Pain !

Top 10 Tips for
Employing a Tradesman

Your Must-Know Guide to avoid being ripped off by Rogue Traders

Builder's Blog Latest ...

And join in with the
Diyfixit Forums