Nilfisk-Advance Convertamatic 260B Service Manual

Contents

56043021 - 260, 32, 38, 320, 380SOLUTION SYSTEM________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________MAINTENANCEThe solution system should be flushed every day to prevent a build-up of soap residue in the solution valve.To flush the solution system . . .1 Park the machine near a floor drain and open the solution valve.2 When the tank is empty, close the solution valve and put about 2 inches (5 cm) of clean, warm water inthe solution tank.3 Move the solution lever to the full-on position, and allow all of the water to drain through the solutionvalve.4 Close the solution valve before refilling the solution tank.5 Check to make sure that the solution tank screen is not plugged (32, 38, 320, 380).6 The solution filter is flushed when ever the solution tank is drained through the drain hose (260).________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________SOLUTION VALVE REPLACEMENT - 2601 Drain both the solution and recovery tanks.2 Tip the solution tank forward and remove the recovery tank from the machine.3 Remove the vacuum motor hose for easier access to the solution valve.4 See Figure 1. Disconnect hose “A” from the top of solution valve “B”.5 Disconnect solution cable “C” from the solution valve arm (do not loose the bushing).6 Remove the (2) “D” bolts and nuts holding the solution valve to its mount.7 Disconnect the (2) “E” solution hoses and remove solution valve “B” from the machine.8 Remove all of the fittings from the old solution valve and install them on the new one.9 Follow steps 1-7 in reverse order to reassemble.10 Test for leaks and proper operation.6