Dairymaster ACR smart start plunger core The Dairymaster ACR Smart Start Plunger Core is a genuine Dairymaster replacement component designed to ensure precise and reliable operation of the Smart Start automatic cluster removal (ACR) system. This critical part forms the core of the plunger assembly, controlling pneumatic movement within the ACR unit to deliver smooth and consistent cluster engagement and release. Engineered to Dairymaster’s high-performance standards , the plunger core is manufactured from durable, corrosion-resistant materials for long-lasting reliability under the demanding conditions of modern milking systems. Its precision-machined design ensures consistent air flow and control response, maintaining efficient ACR timing and dependable Smart Start functionality across every milking. When correctly installed, the ACR Smart Start plunger core helps to: Provide smooth pneumatic control of cluster attachment and release Ensure precise ACR timing for improved cow comfort and efficiency Reduce wear and tear on liners and milking units Maintain consistent vacuum balance across the system Support long-term reliability of the Smart Start mechanism Key Features of the Dai