Electrical Questions and Answers

Electrical Wiring Questions

• Residential Wiring Diagrams

Residential 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.

• Receptacles Not Getting Full Power

Why Do I Only Have 70 Volts on a 120 Volt Receptacle? How to Troubleshoot and Repair Outlet Problems, The Most Common Problem with Electric Outlets and How to Repair Them.

• Wiring a 4-Wire Range Cord to a 3-Wire Outlet

Can I install a 3 wire cord on a new stove and strap the neutral and ground on the stove terminals? Ground and Neutral Wiring for a 220 Volt Range.

• How to wire a range for 3-wire and 4-wire cords

I wired my 3 wire 40amp electric range and the electric burners turn on, but the control panel does not work. Wire and 4-Wire Cord Connections for an Electric Range or Freestanding Stove, Connecting the Ground Wire, Installing a New Circuit for an Electric Range.

• Fluorescent Lighting Problems and How To Fix Them

How to Fix Fluorescent Lighting Problems: The Most Common Problems with Fluorescent Lighting and How to Fix Them, Troubleshooting Problems with Fluorescent Lighting Fixtures.

• 220 240 Volt Air Compressor Wiring

How to Wire a 220 Volt Air Compressor: Wiring a standard 240 volt motor for equipment such as an air compressor there are only two insulated wires for the 220/240 volts and one separate wire for the ground.

• What To Do With The Ground Wire

Where do I attach the ground wire? Grounding Wall Outlets and Light Switches: What to do When there is Nothing to Attach the Ground Wire to, Grounding Wall Outlets and Light Switches, Ground Wires and Ungrounded Fixtures and Boxes, Bonding the Ground Wire.

• Electrical Question about Outdoor Dusk to Dawn Light Fixtures

How to Fix a Dusk to Dawn Lighting Problem with a new lamp: The Most Common Problems with a CFL Dusk to Dawn Fluorescent Light and How to Fix Them.

• How To Wire a Thermostat

How do I know which wires to connect to my new Thermostat Terminals? Typical Thermostat Wiring for HVAC Furnace Heating and Air Conditioning, Thermostat Wire Connections.

• How to Install Wire for an Outbuilding

Installing Electrical Wiring for an Outbuilding: How to Size and Calculate an Electric Panel for an Outbuilding, Online Electrical Load Calculator and Voltage Drop Calculator.