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

Front and Rear of an Old Style Pancake Box for Knob and Tube Wiring

Replacing a Very Old Style Ceiling Electrical Junction Box

Dear Mr. Electrician: I want to replace a very old ceiling light fixture in a...
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...
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...
A permanently installed surge protector.

Surge Protectors

Dear Mr. Electrician: What is the best surge protector that will protect my computer from...

Arc Fault Circuit Interrupters

Dear Mr. Electrician: Why am I required to have my brand new house wired with...
Wires in a hole awaiting the installation of an electrical box

Installation of an Additional Wall Dimmer and New Ceiling Light Fixture

Dear Mr. Electrician: Is it possible to install an additional dimmer next to an existing...
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...

Generator Interlock Kit for a Cutler Hammer Loadcenter

  Dear Mr. Electrician: How do I install a generator inlet box to supply portable generator power to my...
A very old style of GFCI receptacle.

Testing and Replacing a GFCI Electrical Receptacle

Dear Mr. Electrician: I push the "Test" button on my bathroom GFCI (Ground fault circuit...

Aluminum Wiring

Dear Mr. Electrician: I am planning to have the electrical service to my house upgraded. The...
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:...
Bad Grounding for Telephone, TV, and Power

Grounding and Bonding For TV and Telephone

Dear Mr. Electrician: My neighbor was blown out of her chair when lightning hit her...
3 way switch wiring with the line and load in the same switch box.. The larger square box was used to accommodate the extra wires. In this instance the white wire in the 3 conductor cable was reidentified with blue electrical tape to indicate that it is not a neutral conductor. The line hot wire from the 2 conductor feed cable is spliced through to go to the 3 way switch at the other end of the room.

Three Way Switch Wiring Diagram

Dear Mr. Electrician: I have a set of Three-Way Switches in my house that have worked for many...

Testing a Dishwasher Appliance for Power

Dear Mr. Electrician: I use my dishwasher for storage and occasional dish washing. Last night...
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.