Siemens DE2427555 - Manual (Page 20)

20
en
Fault Cause Solution Who
E02 No thermostatic premixer
available. The supply tem-
perature to the continuous-
flow heater is higher than
55 °C (e. g. due to pre-
warmed water supplied
from a solar water heater). Install a thermostatic premix-
er in the domestic supply. Customer
The supply temperature to
the continuous-flow heater
is higher than 55 °C (e. g.
due to pre-warmed water
supplied from a solar water
heater). The thermostatic premixer
in the domestic supply must
be set accordingly to lower
temperatures.
E03–E04 Temperature sensor
defective Please contact customer
service. Customer
Service
E05–E07 Electronic malfunction Please contact customer
service. Customer
Service
E08 Frost damage
The water supply sensor
measures a temperature of
≤ 0 °C. The appliance is defective!
Switch off the water supply
immediately and disconnect
the appliance from then elec-
trical supply (also refer to the
safety instructions). Please
contact customer service. Customer/
Servicing
expert
E09 Temperature sensor/
electronics defective Please contact customer
service. Customer
Service
E10–E11 Bubble detection triggers. Disconnect the appliance
from the electrical supply.
Open the warm water tap ful-
ly for venting purposes and
flush out the appliance thor-
oughly for 1 minute. Switch
the power back on again. Customer/
Servicing
expert
E12–E13 Electronic malfunction Please contact customer
service. Customer
Service
If the fault could not be eliminated, please call customer service.