Aluminum Wiring

Dear Mr. Electrician: I am planning to have the electrical service to my house upgraded. The licensed electrical contractor that I am using will be...

Arc Fault Circuit Interrupters

Dear Mr. Electrician: Why am I required to have my brand new house wired with Arc Fault Circuit Interrupters?  They cost much more than...
A dirty bathroom fan and grill. Bathroom fans that share a home with pets tend to get this amount of dirt, dust, and dander.

Bathroom Fan Repair

Dear Mr. Electrician:  The exhaust fan in my bathroom stopped working after making some exceptional noise for several weeks.  Does the fan need to...

Popular Posts

Wall studs in an unfinished basement ready for wall board to be installed.

Estimates for Basement Renovations

Dear Mr. Electrician: I am planning to have my basement finished with a living space...
The hole cut-out ready for a metal receptacle box. I held the face of the electrical box against the wall and penciled an outline to follow with my Drywall Saw.

Electrical Receptacle Box Installation in an Existing Wall Using Madison Bars

Dear Mr. Electrician: I want to install an electrical outlet on a dedicated circuit for...
The finished ceiling mounted Wiremold surface box for the garage door opener

Wiremold for a Garage Door Opener Electrical Receptacle

Dear Mr. Electrician:  I need to install an electrical receptacle outlet on the ceiling of my...
The existing 2' x 4' fluorescent kitchen light fixture

Recessed Lighting in a Condominium Kitchen

Dear Mr. Electrician: I would like to replace the existing fluorescent light fixture in my...
Universal Motor Wiring Diagram

Fractional Horsepower Electric Motor Diagrams

Wiring Diagrams of Fractional Horsepower Electric Motors Split Phase Induction Split Phase Permanently Connected Capacitor Split Phase Capacitor...
An old and a new water pipe ground clamp on an older water pipe. Note the corrosion on the old clamp and the use of an armored grounding conductor.

Grounding Electrode System

Dear Mr. Electrician: I recently hired an electrician to fix something in my very old...

Homeowner Purchases Materials For the Contractor

Dear Mr. Electrician: I want to get a bunch of electrical projects done around my...
A metal outlet box installed on wood lathe using small wood screws.

Install an Electrical Receptacle Outlet in an Existing Wall

Dear Mr. Electrician: I want to install an outlet on a dedicated circuit for my...
One example of an Intersystem bonding termination as required by the National Electrical Code.

Intersystem Bonding Termination for TV and Telephone

Dear Mr. Electrician: How do I ground my telephone and cable TV demarcation terminal blocks? Answer:...
A microwave oven installed under a cabinet.

Installation of a Microwave Oven Over a Stove

Click here to see more photos of an outlet box being installed using Madison Bars.  

Testing a Dishwasher Appliance for Power

Dear Mr. Electrician: I use my dishwasher for storage and occasional dish washing. Last night...
The Backside of a Residential Telephone Jack

Telephone Wiring Color Code

Tip + Ring - Cat 3 Green Red Cat 3 Black Yellow Pair 1 White with blue stripe Blue Pair...

Electrical Conduit Dimensions

Electrical Pipe and Conduit Dimensions From 1/2" to 6" Trade Size USA Trade Size Metric  1/2"  16  3/4"  21  1"  27  1 1/4"  35  1 1/2"  41  2"  53  2 1/2"  63  3"  78  3 1/2"  91  4"  103  5"  129  6"  155 The information below was derived from...
A fiberglass fish rod is used here to fish a Type NM-B cable through a ceiling.

Fishing Wires in Walls and Ceilings Using Coat Hangers, Fish Tapes, and Rods

Dear Mr. Electrician: I don't want to spend a lot of money for special tools...

Arc Fault Circuit Interrupters

Dear Mr. Electrician: Why am I required to have my brand new house wired with...