The answer to 'how to replace EV charger' is to first turn off power to the existing charger at the circuit breaker, then disconnect the charger from the wall and remove it. Next, install the new EV charger according to the manufacturer's instructions, ensuring it is properly grounded and the electrical connections are secure. Finally, turn the power back on at the circuit breaker and test the new charger to ensure it is working properly.
It's important to follow all safety precautions when replacing an EV charger, including wearing appropriate personal protective equipment (PPE) and ensuring the power is turned off before working on the electrical system. Replacing an EV charger typically takes 1-2 hours for an experienced DIYer, but if you are not comfortable with electrical work, it's best to hire a licensed electrician to handle the replacement.