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Scan for set up support Quick Start Guide Vada Flow Boss Mechanical Water Switching Unit 20mm VFB-MSU20...
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KNOW YOUR PRODUCT Meet the Vada Flow Boss Mechanical Water Switching Unit. Designed for seamless water source switching, this unit is built with a solid brass internal and UV stabilised AB plastic casing for reliable operation. 20mm Mains inlet 20mm FI Outlet...
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IP65 Max 1MPa Max 1MPa 2. Hold the Mechanical Switching Unit (VFB-MSU20) over the outlet and connect the loose nut. Do not overtighten. The rubber washer will lock this in place. 6. Set up the suction line, installing an isolation valve, swing check valve, Y-Strainer and barrel union.
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ADJUSTING CUT-IN PRESSURE For a smooth, more reliable changeover 3. Using a flat head screwdriver, turn the between tank and mains water, adjust adjustment screw clockwise until you the cut-in pressure from the default 1.5 reach the correct pressure (approx 3.5 Bar to 2.2 Bar.
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