The answer to 'EV charger installation burning smell' is that a burning smell during or after EV charger installation is a serious issue that requires immediate attention. This could indicate a problem with the electrical wiring, the charger itself, or the connection between the two, which poses a fire hazard. Do not attempt to troubleshoot or continue using the charger if you detect any burning odor.
The most common causes of a burning smell with an EV charger installation are faulty wiring, a problem with the charger unit, or an improper electrical connection. This can happen if the wiring was not installed correctly, the circuit breaker is not properly sized, or the charger is not compatible with the electrical system. In some cases, the burning smell may also be due to overheating caused by a high electrical load or a short circuit.