/ev-charger-guides

How to properly install a replacement EV charger at home?

Learn how to safely install a replacement EV charger at home. Discover step-by-step guidance, essential tips, and expert advice for optimal performance.

Reviewed by Content Team

Head of Content, D. Gorenko

Updated June, 5

Expert Electrical Appliances Solutions Await!

EV Charger issues in St. Louis or Nashville? Our experts provide quick repairs and maintenance to keep you cool. Contact us today!

Request a quote

How to properly install a replacement EV charger at home?

 

Evaluate Your Current Electrical Capacity and EV Charger Compatibility

 

Before installing a replacement EV charger at home, first verify that your electrical system can adequately support the new charger's specifications. Electric vehicle chargers commonly require a dedicated circuit, usually a 240-volt circuit, to safely and efficiently charge your vehicle. Review your home's electrical panel to determine if it has enough capacity to handle the charger's power demands. Check the amperage rating of your new EV charger and ensure it matches your electrical system's capabilities.

To accurately assess your home's electrical capacity, consider hiring a licensed electrician in your area. A professional can safely inspect your current electrical setup and suggest necessary upgrades or modifications. Whether you're based in a metropolitan area like St Louis or a growing city such as Nashville, consulting a qualified electrician can ensure proper assessment and compatibility checks are thoroughly conducted.
 

Select an Appropriate Mounting Location

 

Once you've confirmed electrical compatibility, carefully determine the optimal location to install your new EV charger. Ideal placement should consider:

  • Convenient access close to your parking spot to allow comfortable reach to your vehicle's charging port.
  • Sufficient shelter from environmental elements, such as rain, snow, sunlight, or extreme temperatures, which could degrade charger performance over time.
  • Ease and safety when maneuvering around cables and connectors (aim to keep cords out of walking paths and driveways to avoid tripping hazards).
  • Proximity to your electrical panel or subpanel, as shorter cable runs generally reduce installation costs and improve energy efficiency.

Choosing the right location will facilitate convenience during everyday use and help maintain the longevity of the device and installation.
 

Remove Old EV Charger Safely

 

Before you proceed, follow essential safety steps to safely remove your existing EV charger:

  • Shut off the power source to your EV charging circuit at your home's electrical panel by turning off its dedicated circuit breaker.
  • Test and confirm that no electricity is running to the charger outlet or wiring using an electrical tester or voltage meter to prevent shock or injury during removal.
  • Carefully disconnect all wires and cables following manufacturer instructions or have a licensed electrician safely perform this step for you.
  • Remove the mounting hardware safely and neatly from the wall or surface. Fill or patch any resulting holes or cosmetic imperfections prior to proceeding with the new installation.
 

Install the Replacement EV Charger

 

Proceed carefully through these installation guidelines or contract a licensed electrician to perform this step to ensure safety and proper function:

  • First, securely mount the charger on your chosen location's wall or stand, using the mounting bracket and hardware provided. Follow all the manufacturer's directions for proper height and positioning.
  • Carefully and securely connect the charger's wiring to the dedicated circuit you’ve prepared. Ensure tight, secure connections, and verify proper wiring configuration according to the charger's manufacturer's wiring diagrams.
  • After safely fastening the wiring components, install protective covers, conduit, and connectors where necessary to guard cables from damage and environmental factors.
  • Once all components are correctly installed, carefully inspect the device to confirm all parts are tightly secured, the charger unit is level, and wires are neatly managed.
 

Power Up and Test Your Replacement EV Charger

 

After the charger has been carefully installed, perform these simple final verification steps to confirm proper functionality and safety:

  • Switch the power back on at your home's breaker panel to allow electricity to flow to your new charger.
  • Visually confirm correct indicator lights or display screens to verify healthy startup and power status per specific manufacturer's instructions.
  • Connect your electric vehicle and ensure it establishes a reliable charge session, checking for error codes, unusual behavior, or loose connections.
  • Test the charger's smartphone app or smart wifi connectivity functions, if applicable, to guarantee proper remote monitoring and control.

By following careful technical guidelines and recommendations, you can ensure your replacement EV charger is safely and effectively installed for long-term usage and convenience. Always prioritize safety and adherence to national and local electrical codes, enlisting help from professional electricians whenever necessary.

Areas Of Expertise

We treat our people as our top priority so they'll treat you the same way. 100% Satisfaction, Every Time!

Air Conditioning

Providing air conditioning repairs, installation and maintenance for St Louis, MO and Nashville, TN. During the hot summers, call Hoffmann Brothers for all your AC repairs, replacement, and tuneup needs.

Electrical Repair

Hoffmann Brothers offers residential and commercial electrical services for St Louis homes and businesses. Lighting, outlets, panels, whole house fans, generators, and more. Call our licensed electricians today!

Heating Services

Need a furnace repair in St Louis or Nashville? Hoffmann Brothers can handle all your heating repairs, no matter the brand, including ductless mini-split systems. We also proudly offer heating system installations, and ongoing maintenance services.

Appliances

Hoffmann Brothers offers appliance repair services throughout St Louis, MO! Our experienced technicians are trained to work on all major brands of most home appliances including Dishwashers, Refrigerators & Freezers, Washing Machines & Dryers, and Ovens.

Plumbing Services

Hoffmann Brothers is your experienced Plumbing Company service both St Louis and Nashville. We offer plumbing repairs and installations, along with drain and sewer solutions.

Commercial Services

Do you need Mechanical or Commercial services for your St Louis or Nashville area business? We offer HVAC, Plumbing, Electrical (St Louis only), Indoor Air Quality, and more.

Water Heaters

Hoffmann Brothers is your professional water heater contractors for both Nashville, TN and St Louis, MO. We provide hot water heater installation, repair, and maintenance for both standard and tankless systems.

Drains & Sewers

Hoffmann Brothers is your Nashville and St Louis area drain Plumber. We provide drain cleaning and clearing and much more. Trust our drain experts to fix your clogged sink or toilet quickly and efficiently.

SERVING

St. Louis & Nashville Areas

Brentwood, MO
1025 Hanley Industrial
Brentwood, MO 63144

Nashville, TN
45 Willow St.
Nashville, TN 37210

Call Our St. Louis Office

Call Our Nashville Office

Nashville Location

(615) 515-3015

Read More

How to solve EV charging cable lock mechanism issues?

Learn how to troubleshoot and fix EV charging cable lock mechanism issues effectively. Get practical tips for resolving common charging problems with your EV.

How to troubleshoot an EV charger showing communication errors?

Learn how to quickly troubleshoot electric vehicle charger communication errors with our step-by-step guide, including common causes and effective solutions.

How to troubleshoot billing or payment issues with public EV chargers?

Struggling with EV charging billing or payment issues? Discover easy troubleshooting steps to quickly resolve common problems with public charging stations.

How to prevent moisture or water damage to outdoor EV chargers?

Learn effective tips and best practices to protect your outdoor EV charger from moisture and water damage, ensuring safe charging and long-lasting performance.

How to diagnose why my electric car isn't recognizing the charger?

Step-by-step guide to diagnosing why your electric vehicle isn't recognizing the charger, including checks for cables, ports, software, and common EV charging issues.

How to identify and fix compatibility issues between an EV and charger?

Learn how to detect and resolve compatibility issues between your electric vehicle (EV) and charging stations, ensuring reliable charging and optimal performance.