10 Basic Electrical Troubleshooting Tips For Your Home (2024)

If you’ve ever had an appliance stop working right in the middle of using it, you know how frustrating it can be to experience electrical problems in your home. Electrical failure can be caused by something as simple as a tripped circuit breaker or as complex as faulty or outdated wiring. Electrical troubleshooting is a carefully planned process of elimination that helps you determine the root cause of a problem.

Because a home electrical wiring system is complicated, you may wind up needing an electrician to solve the problem. However, if you want to try to find the source of the problem yourself, there are some straightforward techniques and questions to ask to troubleshoot your electrical problem.

Remember, safety first! Always ensure that you are not encountering live wires.

1. Does the Device Work?

First, be sure that the device itself is plugged in or that the light bulb isn’t burned out. Plug another working item into the outlet to determine if electricity is flowing.

2. Is the Problem Local or Widespread?

Does the problem involve just one outlet or is the power out in your home? Electrical outages throughout the house are usually related to a problem with the power company. Check to see if your neighbors are experiencing outages as well.

3. Check the Breakers and Fuses

Circuit breakers are designed to shut off the power when a circuit is overloaded to prevent fire or electrical shock. Sometimes you can solve the problem by disconnecting a device from the circuit and flipping the breaker back on.

4. Check the Electrical Schematic Drawings

These drawings are a map of the electrical wiring in the home and show how the circuits are divided. They may help you pinpoint the problem circuit.

5. Shut Down the Problem Circuit

This is important! Once you’ve located the faulty circuit, be sure to shut it down as a crucial safety precaution. It’s wise to mark the circuit to let others know you’re working on it so it won’t be accidentally reset and possibly cause an electrical shock.

6. Locate the Trigger

Once the circuit is down, inspect the area of your home to locate the item that triggered the breaker trip. Sometimes too many items plugged into a circuit or something like a hair dryer or space heater is the culprit.

7. Check the Switch

Check the electrical switch with an OHM meter to rule out the possibility that it is faulty or broken.

8. Inspect Connections

After ensuring the power is off, check the electrical connections to be sure there is nothing loose causing a short.

9. Inspect Neutral Wires

Check all neutral connections at the source and at any junction leading to the problem area. If a hot wire doesn’t test okay to a neutral wire, it can shut the whole circuit down.

10. Call an Electrician

If your troubleshooting has been fruitless or you are unsure or uncomfortable about proceeding, call a professional electrician to solve the problem!

How can we help?

At Shockley Electric, we address important home safety issues such as power surges, faulty electrical wiring, and potential fire hazards when we do electrical preventive maintenance in homes or commercial buildings. We are licensed, trained, and skilled in safety-proofing your home, and we are committed to the safety and well-being of our customers.

If you are experiencing electrical problems in your home or aren’t sure if your home is protected from electrical hazards, schedule an in-home estimate or appointment with us today. Fill out our form or call us now for a free estimate!

10 Basic Electrical Troubleshooting Tips For Your Home (2024)

FAQs

How to troubleshoot electrical problems at home? ›

10 Basic Electrical Troubleshooting Tips For Your Home
  1. Does the Device Work? ...
  2. Is the Problem Local or Widespread? ...
  3. Check the Breakers and Fuses. ...
  4. Check the Electrical Schematic Drawings. ...
  5. Shut Down the Problem Circuit. ...
  6. Locate the Trigger. ...
  7. Check the Switch. ...
  8. Inspect Connections.
Jan 17, 2023

What are the 7 step process in troubleshooting electrical circuit faults? ›

The Electrical Troubleshooting Process
  1. Step 1: Information gathering. ...
  2. Step 2: Understanding the malfunction. ...
  3. Step 3: Parameter identification and evaluation. ...
  4. Step 4: Source identification. ...
  5. Step 5: Repairs. ...
  6. Step 6: Repair verification. ...
  7. Step 7: Root cause analysis.
May 21, 2021

What is basic electrical troubleshooting? ›

Electrical troubleshooting can be defined as an act of determining faults in an electric circuit by analyzing the behavior and operation of the faulty circuit, after which repairs are made to the defective component.

How do you know if your house has a bad ground? ›

However, a few common symptoms of electrical ground faults are: Strobing lines on your TV or desktop computer monitor. Humming or buzzing in your home stereo or TV audio system. Unexpected shocks when you touch metal appliances, trim, or pipes.

What is the most common electrical failure? ›

Since loose connections are the number one leading cause for electrical failures by contributing to over 30% of all electrical failures and are a major cause for power outages, we've devised a solution to monitor those failure points and prevent unexpected downtime.

What are the 10 steps of troubleshooting? ›

The 10 step Universal Troubleshooting Process
  1. Prepare.
  2. Make damage control plan.
  3. Get a complete and accurate symptom description.
  4. Reproduce the symptom.
  5. Do the appropriate corrective maintenance.
  6. Narrow it down to the root cause.
  7. Repair or replace the defective component.
  8. Test.

What are the 5 basic troubleshooting phases? ›

You're systematic approach to troubleshooting should involve five basic steps;
  • Information Gathering.
  • Analysis and Planning.
  • Implementation of a solution.
  • Assessment of the effectiveness of the solution.
  • Documentation of the incident.

How to become a better electrical troubleshooter? ›

Let's look at them in more detail.
  1. Understand how the circuit works. ...
  2. Use a logical, systematic approach to analyze the circuit's behavior. ...
  3. Observe Most faults provide clues as to their cause. ...
  4. Understand how to use tools such as prints, diagrams and test instruments to identify defective components. ...
  5. Practice!

What is the first check made for most electrical troubleshooting? ›

The first step in troubleshooting is to find the source of the problem. The hopscotch method is a great way to find the component that is malfunctioning. With the hopscotch method, you follow the flow of electricity in a circuit. At each component, you will take a voltage measurement with your multimeter.

What two main categories does electrical troubleshooting fall under? ›

There are two categories of “working on”: Diagnostic (testing) is taking readings or measurements of electrical equipment with approved test equipment that does not require making any physical change to the equipment; repair is any physical alteration of electrical equipment (such as making or tightening connections, ...

When troubleshooting a circuit, where do you start? ›

The first step to electrical troubleshooting is gathering as much information as possible about the fault or the appliance that is malfunctioning. First and foremost, the electrician checks if there is an owner's manual or technical documentation for the system, fixture, or appliance.

How to troubleshoot electrical problems in house? ›

First, turn off all the wall switches, and then unplug every appliance from the outlets stemming from the dead circuit. Then, reset the circuit breaker and the fuse. If the circuit still goes dead right away, that could indicate that the problem lies in a short circuit in a receptacle or switch.

How to solve an electrical problem? ›

Electrical Troubleshooting in Seven Steps
  1. Gather information. ...
  2. Understand the malfunction. ...
  3. Identify which parameters need to be evaluated. ...
  4. Identify the source of the problem. ...
  5. Correct/repair the component. ...
  6. Verify the repair. ...
  7. Perform root cause analysis.
Jan 1, 2004

What are the four steps in troubleshooting an electrical problem? ›

  • Step 1 - Observe. Most faults provide obvious clues as to their cause. ...
  • Step 2 - Define Problem Area. ...
  • Step 3 - Identify Possible Causes. ...
  • Step 4 - Determine Most Probable Cause. ...
  • Step 5 - Test and Repair. ...
  • Follow up.

References

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