Solution System 109Service Manual – SC500
Draining the EcoFlex System
Clean the detergent tank following the procedure in the previous section.
To remove residual detergent from the detergent hoses and pump, proceed as follows.
11. To turn on the machine, insert the operator key in its slot on the control panel; if the key is already
inserted, press the button.
12. Press the One-Touch button . Check that the detergent quantity indicator on the display has at
least one segment lit.
13. Press the detergent ow rate adjustment button and the detergent percentage adjustment
button together, until the EcoFlex system drain activation screen appears on the display (after
approximately 5 seconds).
14. Release the buttons and wait for the countdown timer on the display to nish and the vacuum to be
activated.
15. Collect the detergent remained on the oor.
16. Remove the operator key.
17. Lift the recovery tank, then check that the detergent tank hose is empty, otherwise perform steps 3 to 7
again.
Note: The draining cycle lasts about 30 seconds, then the vacuum function automatically
turns on, which allows to remove the detergent remained. The draining cycle can also be
performed with the detergent tank full of water, thus cleaning the system thoroughly. It
is advisable to perform this type of draining to clean the EcoFlex system from dirt and
deposits if the machine has not been used/cleaned for a long time. The draining cycle can
alsobeperformedtoquicklyllthedetergentsupplyhosewhenthetankisfullbutthe
system is still empty. If necessary, the draining cycle can be performed several times in
succession.
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