36 HARDI MEGA 230 / 350 CENTRIFUGAL OPERATORS MANUAL6.10 Manifold SystemThe "Manifold System" is located at the left hand side of the sprayerpermitting operation of most of the (fitted) accessories from one position.The modular design of the Manifold system allows the easy addition ofmany accessories to the plumbing system of the sprayer. The system canbe expanded to a maximum of 4 valves on the pressure side and 2valves on the suction side. The system can also be fitted with an agitationbypass valve which ensures more complete drainage of the sprayerbefore cleaning or refilling.The Manifold valve faces are colored discs for easy identification. Thegreen face identifies the pressure manifold, the black disc identifies thesuction manifold and a blue disc indicates the agitation bypass valvewhen fitted.The green pressure valves and the black suction valves have 4 positions.Two positions are for options indicating that the valve will be open in thisposition. The other two are marked “O” indicating that the valve is closed.The blue return valve only has 2 positions. The arrow on the handleindicates which position is selected.Symbols are fitted to the faces of the 3 way valves indicating direction offlow of the liquid.An explanation of the symbols is as follows:Fig. 23Standard Manifold FittingsPressure ManifoldSuction Manifold
