When my Ice-O-Matic ICEU150 suddenly stopped producing ice, I discovered a clogged water filter was the issue. After replacing it, the machine worked perfectly again. For anyone unsure where to start, Ice-O-Matic manuals https://manuals.online/ice-o-matic are essential. The Ice-O-Matic user guide, Ice-O-Matic instruction of use, and Ice-O-Matic service manual explain step-by-step troubleshooting, cleaning cycles, and filter replacement to keep ice production consistent.