Splicing Electrical Wiring In an Attic

How to Splice Electrical Wiring and Enclose the Wire Splice in a Junction Box: Question, What is the correct and most efficient way to splice electrical wire that is running through my attic.

Junction Boxes and Splicing Electrical Wiring

[ad#block]Electrical Question: What is the correct and most efficient way to splice 14/2 from 14 /3 that is running through my attic.

• I would like to add a switch and light to the existing electrical circuit wiring and not have to install more wiring and a new circuit breaker.

This electrical question came from: Rick, a Handyman from Holbrook, NY.

Dave’s Reply:
Thanks for your electrical wiring question Rick.

How to Splice Electrical Wiring

Application: Branch Circuit Electrical Wiring for a Switch and Light Fixture.
Skill Level: Intermediate to Advanced – Best installed by a Licensed Electrical Contractor or Certified Electrician.
Tools Required: Basic Electricians Pouch Hand Tools, a Voltage Tester, additional tools for the specific branch circuit wiring method.
Estimated Time: Depends on personal level experience, ability to work with tools and work with the circuit wiring.
Precaution: Identify the power source circuit at the panel, turn it OFF and Tag it with a Note before working with the wiring.
Notice: Modifying or installing additional electrical wiring should be done according to local and national electrical codes with a permit and be inspected.

Splicing wires

Electrical Junction Box Splice

• Electrical wiring splices must be made in an approved junction box that is properly sized.
• Properly sized wire connectors must be used for joining the electrical wires together.
• Electrical Junction boxes must have a blank cover installed.
• Junction boxes must be located in an accessible area.

• Electrical Junction Box Splice
• Wiring a switch

Wiring a Light Switch – Diagram 1

For more information about Wiring Diagram
Wiring Diagram

Wiring Diagram
Home electrical wiring diagrams are an important tool for completing your electrical projects. An electrical wiring diagram can be as simple as a diagram showing how to install a new switch in your hallway, or as complex as the complete electrical blueprint for your new home or home improvement project.

The following may also be helpful for you:

Dave's Guide to Home Electrical Wiring: » You Can Avoid Costly Mistakes! « Wire It Right with the help of my Illustrated Wiring Book Great for any Home Wiring Project. Complete Guide to Home Electrical Wiring Perfect for Homeowners, Students, Handyman, Handy Women, and Electricians Includes: Wiring GFCI Outlets Wiring Home Electric Circuits 120 Volt and 240 Volt Outlet Circuits Wiring Light Switches Wiring 3-Wire and 4-Wire Electric Range Wiring 3-Wire and 4-Wire Dryer Cord and Dryer Outlet Troubleshoot and Repair Electrical Wiring Wiring Methods for Upgrading Electrical Wiring NEC Codes for Home Electrical Wiring ....and much more. Learn more about Home Electrical Wiring with my Online Video Course: Basic Home Electrical Wiring by Example

Be Careful and Be Safe - Never Work on Energized Circuits!
Consult your Local Building Department about Permits and Inspections for all Electric Wiring Projects.

Electrical Tips to Help You Wire it Right The Safest Way to Test Electrical Devices and Identify Electric Wires! The Non-Contact Electrical Tester This is a testing tool that I have had in my personal electrical tool pouch for years, and is the first test tool I grab to help identify electrical wiring. It is a Non-contact tester that I use to easily Detect Voltage in Cables, Cords, Circuit Breakers, Lighting Fixtures, Switches, Outlets and Wires. Simply insert the end of the tester into an outlet, lamp socket, or hold the end of the tester against the wire you wish to test. Very handy and easy to use. The Quickest Way to Check for Faulty Electrical Wiring! The Plug-In Outlet Tester This is the first tool I grab to troubleshoot a problem with outlet circuit wiring. This popular tester is also used by most inspectors to test for power and check the polarity of circuit wiring. It detects probable improper wiring conditions in standard 110-125 VAC outlets Provides 6 probable wiring conditions that are quick and easy to read for ultimate efficiency Lights indicate if wiring is correct and indicator light chart is included Tests standard 3-wire outlets UL Listed Light indicates if wiring is incorrect Very handy and easy to use. Strip Off Wire Insulation without Nicking and Damaging the Electric Wire! The Wire Stripper and Wire Cutter My absolute favorite wire stripping tool that I have had in my personal electrical tool pouch for years, and this is the tool I use to safely strip electrical wires. This handy tool has multiple uses: The wire gauges are shown on the side of the tool so you know which slot to use for stripping insulation. The end of the tool can be used to grip and bend wire which is handy for attaching wire onto the screw terminals of switches and outlets.. The wire stripper will work on both solid and stranded wire. This tool is Very Handy and Easy to Use.

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