You are in Phoenix. We also have a Tucson site.

You are in Phoenix. We also have a Tucson site.

You are in Phoenix. We also have a Tucson site.

How to Reset Circuit Breaker: Complete Step-by-Step Guide


Electrical panel located outside of Arizona home

You flip the light switch and... nothing happens. Half of your kitchen outlets are dead, but the rest of your house has power. Before you panic about expensive electrical repairs, check your circuit breaker panel; you likely have a tripped breaker that needs a simple reset.

Circuit breakers protect your home’s electrical system by automatically shutting off power when they detect dangerous conditions like overloads or short circuits. When a breaker trips, it moves to a middle position between ON and OFF, cutting power to that specific circuit. The good news? You can easily reset most tripped breakers yourself in just a few minutes.

This guide walks you through exactly how to reset a circuit breaker safely and effectively. You’ll learn to identify why breakers trip, follow the proper reset procedure, and recognize when you need professional help.

Key Takeaways

  • Circuit breakers protect your home from electrical overloads and can be easily reset in most cases.

  • To reset a tripped breaker, switch it entirely OFF first, then back to the ON position.

  • You don’t need to turn off the main power to reset individual breakers.

  • If a breaker trips repeatedly, it indicates an underlying electrical problem requiring professional attention.

  • Continuously identify and fix the cause of the trip before resetting to prevent safety hazards.

Quick Steps to Reset a Circuit Breaker

Here are some quick and easy steps that will help you get your power back on in no time by safely resetting your tripped circuit breaker.

  1. Locate your electrical panel (breaker box) in your home.

  2. Find the tripped breaker - it will be in the middle position between ON and OFF.

  3. Push the breaker switch entirely to the OFF position.

  4. Wait 2-3 seconds, then flip it back to the ON position.

  5. Test the affected outlets and appliances to confirm power restoration.

Understanding Why Circuit Breakers Trip

Circuit breakers trip for specific safety reasons, and understanding these causes helps you prevent future problems.

When too many things draw power from a single circuit, the breaker detects this overload and shuts off to prevent overheating that could cause fires.

1. Overloaded circuits from too many appliances running simultaneously.

In Arizona homes, this commonly happens when you run multiple high-wattage appliances on the same circuit.

  • Example: Plugging a space heater into the same circuit as your microwave and coffee maker can easily exceed the 15 or 20 amp capacity of most household circuits.

2. Short circuits caused by damaged wiring or faulty electrical devices.

A short circuit occurs when a hot wire contacts a neutral wire or another hot wire, creating a dangerous surge of electricity.

  • Example: This can happen inside a damaged appliance or from worn electrical cords. The breaker trips instantly to prevent equipment damage and fire risk.

3. Ground faults occur when electricity finds an unintended path to ground.

Ground faults typically occur in wet areas like bathrooms, kitchens, or outdoor circuits.

  • Example: When a hot wire touches a grounded surface, the current takes an unintended path that can cause electrocution. Modern homes use GFCI breakers or outlets to detect these dangerous ground faults within milliseconds.

4. Arc faults from loose connections or damaged electrical cords.

Arc faults happen when electricity jumps across damaged or loose connections, creating dangerous sparks.

  • Example: These can occur inside walls from poor wire connections or from damaged extension cords and appliance wiring. AFCI breakers detect these potentially fire-causing arcs.

5. Age-related wear causes breakers to become more sensitive over time.

Older breakers may trip more frequently as their internal mechanism wear down.

Step-by-Step Circuit Breaker Reset Process

Safety comes first when working with electricity. Before you begin resetting any breaker, ensure your safety by wearing rubber-soled shoes and avoiding wet conditions around the electrical panel.

1. Ensure your safety by wearing rubber-soled shoes and avoiding wet conditions.

Never attempt to reset breakers while standing in water or with wet hands. Electricity and moisture create deadly combinations. Wait for dry conditions and wear shoes with rubber soles to provide insulation from electrical current.

2. Turn off appliances and unplug devices on the affected circuit breakers.

Before resetting, unplug all devices connected to the tripped circuit. This prevents the breaker from immediately tripping again when you restore power and reduces the electrical load during reset.

3. Use a flashlight if the area around the electrical panel is dark.

Many electrical panels are located in garages, basements, or utility rooms with limited lighting. Use a flashlight rather than trying to work in darkness - you need clear visibility to identify the correct breaker and operate it safely.

Locating Your Electrical Panel

Arizona homes typically have electrical panels in garages, utility rooms, or exterior walls. Look for a gray or tan metal box mounted at shoulder height with a hinged door covering rows of black switches.

1. Check common locations like basements, garages, or utility rooms.

In Arizona, most panels are in garages due to the lack of basements. Older homes may have panels in hallways or exterior walls. Apartments often place panels near the entrance or in hallway closets.

2. Look for a gray or tan metal box mounted on the wall at shoulder height.

The electrical panel resembles a large metal cabinet with a door. It’s usually mounted between waist and shoulder height for easy access. The door may have circuit labels indicating which breakers control specific areas of your house.

3. In apartments, panels are often near the entrance or in hallway closets.

Apartment panels are typically in more accessible locations than single-family homes. Check near your front door, in coat closets, or utility closets near the kitchen.

Identifying the Tripped Breaker

A tripped breaker won’t align with the other switches in your panel. Instead of being clearly ON or OFF, it sits in a middle “tripped” position that’s easy to spot once you know what to look for.

1. Look for a switch that’s not aligned with others - it’s in the middle “tripped” position.

Compare all the breaker switches in your panel. The tripped breaker will stick out because it’s not aligned with the others. It appears to be partially between the ON and OFF positions.

2. Some breakers have red or orange indicator windows showing when tripped.

Many modern breakers include colored indicators that become visible when the breaker trips. Look for small red or orange windows or flags that appear on the face of the tripped breaker.

3. The tripped breaker may feel loose or wobbly compared to others.

When you gently touch the breaker switch (with dry hands), a tripped breaker often feels loose or wobbly compared to breakers in normal positions. This looseness indicates the internal mechanism has disengaged.

4. Check the circuit labels on the panel door to identify which areas are affected.

Most panels have labels indicating which breakers control specific rooms or appliances. Use these labels to confirm you’ve identified the correct tripped breaker based on where you lost power.

Performing the Reset

The reset process requires firm, deliberate movements to ensure the breaker mechanism fully engages. Don’t rush this step - proper technique prevents future problems.

1. Firmly push the tripped breaker switch to the OFF position.

Even though the breaker appears off, you must push it entirely to the OFF position until you feel a distinct click. This action resets the internal mechanism that will allow the breaker to turn back on correctly.

2. You should feel a distinct click when it reaches the full OFF position.

The click confirms that the breaker’s internal mechanism has fully disengaged and reset. If you don’t feel this click, push harder until the mechanism engages - some breakers require significant force.

3. Wait 2-3 seconds to allow the internal mechanism to reset completely.

This brief wait ensures the breaker’s thermal components cool down if they were heated from an overload. Thermal-magnetic breakers need this time to reset their protection mechanisms fully.

4. Push the switch firmly to the ON position until it clicks into place.

Move the breaker switch firmly to the ON position with steady pressure. You should feel another distinct click as it engages, and the switch should now align with other ON breakers in your panel.

5. The breaker should now align with other ON breakers in the panel.

After a successful reset, the breaker switch should sit in the same position as other ON breakers. If it won’t stay in the ON position or feels loose, this indicates a persistent fault requiring professional attention.

Testing After Reset

Proper testing confirms your reset worked and helps identify any ongoing problems. Take time to systematically check the restored circuit before considering the job complete.

1. Check lights and outlets in the affected area immediately after reset.

Turn on lights and test outlets in the area that lost power. Use a simple device like a phone charger or lamp to verify that outlets are providing power consistently.

2. Test major appliances that were running when the breaker tripped.

If specific appliances caused the trip, test them individually rather than all at once. This helps you identify if a particular device has developed a fault that caused the original problem.

3. Reset digital clocks on microwaves, ovens, and other appliances as needed.

Power outages reset digital clocks and timers on appliances. Check devices like microwaves, ovens, coffee makers, and other appliances with digital displays that may need reprogramming.

4. Monitor the circuit for 15-20 minutes to ensure the breaker doesn’t trip again.

Watch for any signs of problems during the first 15-20 minutes after reset. If the breaker trips again during this period, you likely have an unresolved electrical problem requiring professional diagnosis.

5. If power isn’t restored, double-check that the breaker is entirely in the ON position.

Sometimes breakers don’t fully engage on the first attempt. If you still don’t have power, try the reset process again, ensuring you push the breaker firmly to both OFF and ON positions.

When Professional Help Is Needed

Certain situations require a licensed electrician rather than DIY troubleshooting. Recognizing these scenarios protects your safety and prevents damage to your electrical system.

1. Breaker trips immediately after reset, even with all devices unplugged.

If a breaker trips instantly upon reset with nothing connected to the circuit, you likely have a short circuit or ground fault in the house wiring. This dangerous condition requires immediate professional attention.

2. You smell burning odors or see scorch marks around the electrical panel.

Burning smells or visible damage around breakers indicates serious overheating that could cause fires. Never attempt to reset a breaker showing these warning signs - contact an electrician immediately.

3. The breaker feels hot to the touch or makes crackling sounds.

Hot breakers or unusual sounds indicate dangerous arcing or overheating inside the panel. These conditions can cause fires or electrocution - leave the breaker OFF and call for professional help.

4. Multiple breakers trip frequently without apparent cause.

When several breakers trip regularly, your electrical panel may be undersized for your home’s current electrical demands. This often happens in older Arizona homes with original electrical systems that can’t handle modern appliance loads.

5. The breaker switch feels loose or doesn’t stay in position after reset.

A breaker that won’t hold its position has internal mechanical failure. The protective mechanism may not function properly, creating safety risks that require breaker replacement by a licensed electrician.

Safety Precautions When Resetting Breakers

Working with electrical panels requires specific safety measures to prevent electrocution and injury. Follow these precautions every time you reset circuit breakers.

1. Never touch the electrical panel with wet hands or while standing on wet surfaces.

Water conducts electricity, dramatically increasing electrocution risk. Ensure your hands are completely dry and you’re standing on a dry surface before approaching the electrical panel.

2. Wear rubber-soled shoes and avoid touching the metal parts of the panel.

Rubber provides insulation from electrical current. Avoid touching the metal panel frame or other conductive surfaces while operating breakers.

3. Use only one hand when operating breakers to reduce shock risk.

Keep one hand behind your back or at your side when operating breakers. This prevents electrical current from traveling across your chest through both arms, reducing the risk of the current affecting your heart.

4. Keep children and pets away from the electrical panel during maintenance.

Electrical panels pose serious safety risks to curious children and pets. Establish a clear safety zone around the panel whenever you’re working on it.

5. If you’re uncomfortable working with electricity, contact a licensed electrician.

There’s no shame in calling for professional help! If you feel uncertain about any aspect of the reset process or notice anything unusual about your electrical panel, contact a qualified electrician.

Preventing Future Breaker Trips

Proactive measures reduce the frequency of breaker trips and extend the life of your electrical system. Simple changes in how you use electricity can prevent most common overload situations.

1. Avoid plugging too many high-wattage appliances into the same circuit.

Distribute electrical loads across multiple circuits rather than connecting everything to convenient outlets. Pay particular attention to kitchen appliances, space heaters, and power tools that draw significant current.

2. Replace old extension cords and power strips that may have damaged wiring.

Damaged cords create fire hazards and can cause ground faults or short circuits. Inspect extension cords regularly for cracked insulation, exposed wires, or damaged plugs, and replace worn cords immediately.

3. Schedule regular electrical inspections every 5-10 years in older homes.

Arizona’s extreme heat can accelerate electrical component aging. Professional inspections identify potential problems before they cause breaker trips or safety hazards.

4. Install GFCI outlets in bathrooms, kitchens, and outdoor areas as required by code.

Modern electrical codes require GFCI protection in wet areas. If your home lacks these safety devices, installing them prevents dangerous ground faults that can cause electrocution.

5. Consider upgrading your electrical panel if you frequently experience overloads.

Homes built before 1990 often have electrical panels inadequate for modern electrical demands. If you regularly experience breaker trips despite proper electrical practices, a panel upgrade may be necessary.

Need Electrical Help? Call Parker & Sons!

Learning how to reset a circuit breaker properly keeps your home’s electrical system functioning safely. While most resets are straightforward, never ignore warning signs like burning smells, hot breakers, or repeated trips. These symptoms indicate serious electrical problems that require professional attention.

If you’re experiencing frequent breaker trips, unusual electrical behavior, or need an electrical safety inspection for your Arizona home, contact Parker & Sons. Our licensed electricians provide comprehensive electrical services to keep your home safe and your power flowing reliably. Schedule your electrical inspection today to ensure your home’s electrical system meets current safety standards.

FAQ's

Do I need to turn off the main breaker to reset a single circuit breaker? No, you can safely reset individual breakers without turning off the main power. The main breaker controls power to the entire panel, while individual breakers only affect their specific circuits.

How long should I wait before resetting a tripped breaker? Wait 2-3 seconds after switching to OFF before moving to the ON position. This allows thermal components in the breaker to cool and reset properly.

What if the breaker won’t stay in the ON position? This indicates a persistent fault in the circuit. Unplug all devices on that circuit and consult a licensed electrician if the breaker continues to trip immediately.

Can I reset a breaker multiple times? Yes, but frequent tripping indicates an underlying problem that needs professional diagnosis. Repeated resets without fixing the cause can damage the breaker and create safety hazards.

Is it normal for breakers to trip occasionally? Occasional trips from temporary overloads are normal, but frequent trips require investigation. A properly functioning electrical system should rarely experience breaker trips under normal use.

What’s the difference between a tripped breaker and a blown fuse? Breakers can be reset after tripping, while blown fuses must be replaced entirely. Modern homes use breakers because they’re safer and more convenient than the older fuse systems.

Related Reading