Attention!
Repairs must only be carried out by an authorized
technician. Improper repairs can lead to risk of seri-
ous injury to the user.
A fault, what to do?
If your appliance does not operate as required, it is often due to a very minor problem. Please check whether you can remedy
the fault yourself by using the following guidelines. You will save yourself the costs of an unnecessary visit by customer service
personnel.
Fault
Water flow-rate is too low.
The desired water temperature is
not reached.
The water is not sufficiently warm.
From time to time, cold water
flows out.
EN
Customer Service
We ask you to always provide the E-No. and the FD-No. of
your appliance when calling in a customer service engineer.
E-No.:
FD-No.:
Cause
The filter in either the water tap or
the showerhead is clogged
The filter in the corner regulating
valve is clogged.
The filter upstream from the check
valve in the cold water supply inlet
is clogged.
The continuous-flow heater is
connected to a thermostatically-
controlled water tap.
The power limit has been reached.
Water flow-rate is too high and/or
the cold water supply temperature
is too low.
The fuse in the house electrical in-
stallation has tripped/blown.
The appliance's automatic circuit
breaker has been tripped.
The power limit has been reached.
Water flow-rate is too high and/or
the cold water supply temperature
is too low.
The air sensor in the appliance de-
tects air in the water and momen-
tarily switches the heating element
off.
Solution
Remove the filter and either
clean it or descale it.
Get a servicing expert to clean the
filter.
Remove the filter and either
clean it or descale it.
Set the temperature on the continu-
ous-flow heater to "max".
Reduce the flow-rate at the water
tap supply.
By a qualified professional:
use the angle valve to regulate the
flow-rate.
Check the flow-rate limiter or re-
place it with a smaller one.
Check the fuse in the house electri-
cal installation.
Get the appliance's automatic cir-
cuit breaker checked by an electri-
cian. Check the permissible supply
temperature.
By a qualified professional:
use the angle valve to regulate the
flow-rate.
Check the flow-rate limiter or re-
place it with a smaller one.
After a few seconds, the continu-
ous-flow heater automatically goes
back into operation.
Who
Customer
Servicing
expert
Servicing
expert
Customer
Customer
Servicing
expert
Customer
Servicing
expert
Servicing
expert
Continu-
ous-flow
heater au-
tomatically
resolves
problem
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