Issue: Loose connections inside the distribution board can lead to arcing, which creates heat and poses a fire risk. Solution: Tighten Connections: Ensure that all connections within the distribution. Here are some solutions when a power distribution box fails: Safety First: Make sure you are safe. Do not touch live parts, turn off the corresponding power switch to avoid the risk of electric shock. After waste leaves your septic tank, this unassuming junction box: Most D-boxes are made from durable concrete, tough plastic, or fiberglass - materials chosen to withstand decades buried in corrosive soil.