Why Your MP Rotators Don’t Work (And What You Can Do About It) MP Rotator Perth • Reticulation Perth • Irrigation Troubleshooting WA If your MP Rotators aren’t working properly, it usually comes down to a few key issues: 1. Incorrect run times MP Rotators apply water slowly and evenly. A 60-minute cycle gives roughly 10 mm. – Summer: 60 minutes – Cooler months: 30–40 minutes Short cycles = dry patches and poor root penetration. 2. Not flushing the heads correctly Always flush while the system is