Check the electrical load and ensure that the sensors do not exceed the 10 Amp maximum. Do not touch live parts, turn off the corresponding power switch to avoid the risk of electric shock. Often, it's a faulty earth leakage circuit breaker, a blown circuit breaker, or an overloaded system. Understanding how the fuse. Distribution boxes are the unsung heroes of our electrical systems, quietly managing power until something goes wrong. It can occur due to overloaded circuits, short circuits, or ground faults. This often happens when too many. The good news is that most issues are easy to troubleshoot, especially if you follow the steps below.