Do not dispose of your appliance with household waste, but place it in a designated area(collectionpoint) where it can be
recycle
dd
These devices comply with directive 2014/30/UE according to electromagnetic compatibility, 2014/35/UE according to low
voltage, 2011/65/UE and UE 2017/2102 according to ROHS directives and Commission Delegated Regulation 2013/814/
UE supplementing 2009/125/EC regulation for eco design
EN
10
EN
Your water heater: Troubleshooting
6. Troubleshooting
6.1 Flashing shower indicators
indicator status Meaning
Comment/remedy
One shower fl ashing twice in succession,
3 sec. pause, 2 successive fl ashes...
Error 3:
Fault with the regulation
sensor
Replace the regulation sensor.
Two showers fl ashing twice in succession,
3 sec. pause, 2 successive fl ashes...
Error 3:
Fault with the regulation
sensor (differentiation)
One shower fl ashing four times in succession,
3 sec. pause, 4 successive fl ashes...
Error 9:
PCB fault
Replace the PCB.
or
or
6.2 No indicator on*
Possible cause Action to be taken
Solution
Water heater
power supply faulty
Check the water heater power
supply (230 volts) using a
measuring device (multimeter).
If there is no power supply or the power
supply is faulty, contact an electrician
Check whether the power supply is
continuous (24/7).
If the appliance is connected to the
off-peak hours switch, the installation is
incorrect; contact an electrician
Safety
thermostat
deactivated
Check the power supply at the outlet
for the safety thermostat(s).
Reactivate the thermostat safety device.
If this fault is still present, contact
an installer and the after-sales service.
Water heater operational
fault
Check the water heater power supply at the
PCB using a measuring device (multimeter) to
ensure it is 230 volts.
If the power supply is correct, contact an
electrician to have the PCB replaced.
Check that the cable connecting the PCB and
control unit is correctly connected.
Reconnect the connecting cable
correctly.
* Unless HMI switched off deliberately
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