The answer to 'junction box circuit overload' is that a junction box circuit overload is typically caused by too many electrical devices or wires connected to the junction box, drawing more power than the circuit is designed to handle. Symptoms can include flickering lights, tripped circuit breakers, or even sparks or burning smells from the junction box. The solution is to reduce the electrical load on the circuit by removing some devices, upgrading the circuit breaker, or calling in a professional electrician to inspect and properly rewire the junction box.
It's important to address a junction box circuit overload promptly, as it can be a fire hazard. Homeowners should avoid attempting complex electrical work themselves and instead call a licensed electrician, especially for issues involving the main electrical panel or anything beyond basic troubleshooting.