Irrigation systems need regular maintenance to keep them working efficiently year after year. Damage from lawn equipment or improper winterization can cause leaks and other serious problems. Do It Yourself 1. Inspect your System Monthly Check for leaks, broken or clogged sprinkler heads, and other problems. Clean clogged screens and drip irrigation filters as needed. 2. Adjust Sprinkler Heads Remove or correct obstructions that prevent sprinklers from distributing water evenly….