mercury24 HARDI ® MERCURY OPERATOR'S MANUALThe sprayer controls are located at the front of the sprayer. They consist of one manual pressuremanifold valve and one pressure regulator valve.Pressure Manifold ValveThe pressure manifold valve has three positions:Turn the valve to the left to send pressure to the agitator (fast agitation). Turn the valve to the rightto operate the powder mixer, which will clean any product residues from the filter basket. Turn thevalve straight up or down to turn both features off.Note: When pressure agitation is not selected, there is still return (slow agitation) to the tank.Graphic symbol descriptionsPressure Regulator ValveThe pressure regulator valve is centrally located for easy calibration and allows for simple changeof application rates. The 4” pressure gauge located nearby is easy to read from the ground ortractor.Operating the sprayerManifold Valve and Pressure ValvePressure agitation Off Powder mixerPowder mixerPressure agitationPressure regulator valve