The distribution box should be carefully cleaned of dust and debris, with particular attention to ventilation openings and cooling systems. Several problems can arise if the distribution box is not properly maintained: Clogs: Solid waste can build up in the box, leading to blockages that prevent. The distribution box is a crucial component of a septic system, ensuring that the wastewater is dispersed evenly throughout the drain field, preventing any part of the field from becoming overloaded. Its primary purpose is to receive the partially treated effluent from the septic tank and channel it precisely and equally into the various lines of the. After the installation work is completed, the residues in the and distribution box must be cleaned. This is due to a crack in the d-box lid and over time, dirt seeped in and caused a blockage.