Heatline Diverter Valve Repair Kit

Heatline Diverter Valve Repair Kit (D020103888) The Heatline Diverter Valve Repair Kit (Part No: D020103888) is a targeted internal mechanical overhaul solution engineered for the compact composite and brass hydraulic blocks utilized across Heatline's reliable Monza and Capriz Plus combination boiler series. This essential maintenance kit features the primary internal spring-loaded cartridge mechanism, reinforced central control rod, dynamic shuttle plates, and a complete layout of precise high-tolerance sealing gaskets. By swapping out these high-wear internal components, the kit re-establishes seamless physical tracking within the hydro-block, letting the boiler cleanly lock down or open water channels to separate the space heating circuit from the domestic hot water secondary plate heat exchanger. Cross-Circuit Flow Rectification: Repairs the prominent system fault where central heating water drifts into the radiators during summer hot water tap operations, locking the energy focus exclusively onto domestic demands. Scale-Resistant Internals: Built with advanced low-friction guide stems engineered to counter the sticky accumulation of hard water limescale and floating black iron oxide sludge. Hermetic Zone Sealing: Outfitted with robust, industrial-grade rubber O-rings designed to maintain tight structural isolation during high-temperature thermal spiking and structural system pressure shifts. Cost-Efficient Overhaul: Provides a targeted mechanical rebuild that addresses the core points of physical wear, removing the logistical necessity and higher cost of replacing the entire molded hydraulic block. Compatible Models: HEATLINE MONZA 24 HEATLINE MONZA 28 HEATLINE CAPRIZ PLUS 24 HEATLINE CAPRIZ PLUS 24A HEATLINE CAPRIZ PLUS 28 HEATLINE CAPRIZ PLUS 28A Heatline A00103 D020103888