"FOUR HYDRAULIC CONNECTIONS TO VALVE PLATE,ONE 0.500 IN. PIPE CONNECTIONFROM AUXILIARY RELIEF VALVE,ONE 0.250 IN. PIPE CONNECTION TO AUXILIARY VALVE,ONE 0.250 IN. PIPE OR 0.375 IN. FLEXIBLE HOSE CONNECTION TO PRESSURE SWITCH ON HEADER TANK,4.500 IN.LG,3.500 IN W,8.125 IN.H"