Be sure the clasp is not closed on insulation and that the conductive wires are installed in the proper opening on the DIN terminals and breaker. Check the electrical connections to the. Here are some solutions when a power distribution box fails: Safety First: Make sure you are safe. When they start tripping, overheating, or making strange noises, it's more than just an inconvenience - it's your home's cry for help. Long cable runs can result in a voltage drop, which can be solved by using a heavy gauge wire. However, in actual applications, distribution boxes often encounter a series of problems, which not. Distribution boards are crucial to any building's electrical system.