3.4
Solution delivery system: what to do if. . .
3-18
The delivered solution is not correct or not enough
1) The machine is switched off
2) The machine doesn't switch on
3) The solution tank is empty
4) The proportional valve for the solu-
tion flow adjustment is completely
closed
5) (Only B-BT) The water flow is ad-
justed at minimum
6) The solenoid valve doesn't work
7) The solution filter is stuck
8) The display shows an alarm mes-
sage
9) The detergent doesn't fit the type of
dirt
Switch on the machine.
Refer to the proper section
.
3.1
at page 8)
Fill up the solution tank.
Open the proportional valve to the
desired position.
Increase the water flow adjustment.
Check the solenoid valve connec-
tions and, if necessary, replace it
.
section
4.5.5
at page 37)
Clean the solution filter.
Refer to the proper section
.
5.13.1
at page 54)
Replace the detergent with a proper
one.
(see section
(see
(see section
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