Siemens DE 1821555 Operating Instructions Manual page 20

Fault
E02
E03–E04
E05–E07
E08
E09
E10–E11
E12–E13
If the fault could not be eliminated, please call customer service.
20
en
Cause
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).
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).
Temperature sensor
defective
Electronic malfunction
Frost damage
The water supply sensor
measures a temperature of
≤ 0 °C.
Temperature sensor/
electronics defective
Bubble detection triggers.
Electronic malfunction
Solution
Install a thermostatic premix-
er in the domestic supply.
The thermostatic premixer
in the domestic supply must
be set accordingly to lower
temperatures.
Please contact customer
service.
Please contact customer
service.
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.
Please contact customer
service.
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.
Please contact customer
service.
Who
Customer
Customer
Service
Customer
Service
Customer/
Servicing
expert
Customer
Service
Customer/
Servicing
expert
Customer
Service