FORM NO. 56043025 / BA 700, 800, 1000 / 28LX, 32LX, 38LX / 280HD, 320HD, 380HD - 11SOLUTION SYSTEM_________________________________________________________________________________________________________________MAINTENANCEThe solution system should be flushed every day to prevent a build-up of soap residue in the solution valve. To flush thesystem...1 Park the machine near a designated “DISPOSAL SITE” and drain the solution tank.2 Put clean, warm water into the solution tank and let it drain through the drain hose.3 When the tank is empty, re-cap the drain hose and put about 2 inches (5 cm) of clean, warm water in the tank.4 Put the machine controls in the following positions:• Key Switch (11) - ON• Solution Switch (20) - ON• Brush Drive (18) - Lowered• Twist Grips (2) - Forward slightly• Solution Flow Control Lever (1) - Pulled Back5 Let all of the clean water flow from the tank. This will flush dirt and soap residue from the electric solenoid valve andthe flow control valve.______________________________________________________________________________________________FLOW CONTROL VALVE REPLACEMENT - BA 700 / 28LX / 280HD1 Drain the solution tank at a designated“DISPOSAL SITE”.2 See Figure 1. Remove the (A), (B), and (C)Hoses from the solution valve fittings andmark them to ensure proper reassembly.3 Remove Ball Joint (D) from the valve arm.Be careful not to lose the bushings.4 Remove the valve mounting bolts and re-move the valve from the machine.5 Remove the fittings from the old valve andremove the valve from the mount, (note thepositioning of the fittings for reassembly).6 Install the new valve on the mount andinstall the fittings.FIGURE 1