3.5 Solution delivery system: what to do if. . .
The delivered solution is not correct or not enough
1. The machine is switched off ⇒ Switch on the machine.
2. The machine doesn’t switch on ⇒ Refer to the proper section (see section
3.1 at page 9).
3. The solution tank is empty ⇒ Fill up the solution tank.
4. The water valve for the solution flow
adjustment is completely closed
⇒ Open the water valve to the desired
position.
5. The water flow is adjusted at mini-
mum
⇒ Increase the water flow adjustment.
6. The solenoid valve doesn’t work ⇒ Check the solenoid valve connec-
tions and, if necessary, replace it (see
section 4.5.3 at page 27).
7. The solution filter is stuck ⇒ Clean the solution filter.
8. The display shows an alarm mes-
sage
⇒ Check what alarm message is
shown and solve the related issue
by following the proper instructions
(see section 3.6 at page 17).
9. The detergent doesn’t fit the type of
dirt
⇒ Replace the detergent with a proper
one.
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