29 (36)
EN
Troubleshooting
Fault
Possible cause
Action
Page
No water comes out when
the mixer is activated
Insufficient supply voltage
Check polarity and 24V on transformer.
Electronics disorder
Switch off power to transformer.
Wait 20 seconds.
Switch on the power.
Defective sensor
Make sure the sensor flashes yellow when power
is switched on. Replace sensor if it does not flash
yellow for 60 seconds or lights solid red.
Not connected or defective solenoid
valve
Check cables or replace the solenoid valve
27
Water flushes only for
1 second when sensor is
activated
Overheated UV-device
Allow the unit to rest for 5 minutes. Switch off the
power. Wait 20 seconds. Switch on the power.
Wait 1 minute.
Mixer does not turn off
Hygiene flush in progress.
The yellow LED is flashing
Wait up to 30 minutes or briefly disconnect the
power supply. (Yellow LED flashes during hygiene
flushing)
Defective solenoid valve
Replace the solenoid valve
27
Flush time set too long
Wait up to 5 minutes. Reconfigure the flush time to
the desired length
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The mixer starts running
without being turned on
The mixer is in hygiene flush mode.
The yellow LED is flashing
Water is dripping from
mixer's spout/shower
Leaking solenoid valve
Replace the solenoid valve
27
The sensor flashes red and
doesn't work
Not connected or defective solenoid
valve
Check connections or replace the solenoid valve
27
The temperature is not
correct
Incorrect water pressure and
temperature
Set the temperature value to the coldest/hottest
setting and check that the water pressure and
temperature are high enough
The temperature limiter function is
set incorrectly
Set the temperature limiter to its
hottest setting and check the temp-
erature. Adjust the temperature limiter
21
The water pressure is
too low
Water pressure is too low
Increase the pressure
Shower head is blocked
Clean the shower head
22
Blocked inlet filters
Clean or replace the inlet filters
27
Blocked solenoid valve filter
Clean or replace the solenoid valve
27
The mixer does not respond
when temperature is adjusted
The mixer is incorrectly connected or the
hot water supply is incorrectly installed
The hot water should be connected to the left side
of the mixer
11
The mixer is activated
by reflective clothing
Nothing is wrong. IR light is strongly
reflected by reflective material, which
can activate the mixer
Models with an underlying spout are less sensitive
to reflex clothing
Flushtime is too short or
too long.
Nothing is wrong. The flushtime is
adjustable
Change the flushing time
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Change settings via WMS
20
Start button is stiff
Normally nothing is wrong
Hold your hand in front of the button slightly closer
and for a longer time.
Faulty start button
Replace the start button
The shower jet sprays in
the wrong direction
Incorrectly angled shower head
Adjust the angle of the shower head
22
