7
A fault, what to do?
If the fault could not be eliminated, please call customer service.
Fault
Cause
Solution
Who
Water flow-rate is too low.
The filter in either the water tap
or the showerhead is clogged.
Remove the filter and either
clean it or descale it.
Customer
The filter in the corner regulating
valve is clogged.
Clean the filter.
Servicing expert
The desired water temperature
is not reached.
The power limit has been
reached. Water flow-rate is too
high and/or the cold water
supply temperature is too low.
Reduce the flow-rate at the
water faucet supply.
Customer
The power limit has been
reached. Water flow-rate is too
high and/or the cold water
supply temperature is too low.
Use the angle valve to regulate
the flow-rate.
Check the flow-rate limiter or
replace it with a smaller one.
Servicing expert
The desired water temperature
is not reached.
The continuous-flow heater is
connected to a thermostatically-
controlled water faucet.
The temperature at the con-
tinuous-flow heater must be set
to max.
Customer
The water is not warm.
The fuse in the house electrical
installation has triggered/blown.
Check the fuse in the house
electrical installation.
Customer
The appliance’s automatic
circuit breaker has been
triggered.
Check the appliance’s auto-
matic circuit breaker. Check the
permissible supply temperature.
Servicing expert
From time to time, cold water
flows out.
The air sensor in the appliance
detects air in the water and
momentarily switches the
heating element off.
After a few seconds, the
continuous-flow heater
automatically goes back into
operation.
Continuous-flow heater
automatically resolves
problem
GB
Summary of Contents for DE 12400
Page 9: ...I 5 3 4 4 1 1 2 ...
Page 10: ...II 100 1 2 3 4 388 ca 96 70 44 100 ca 72 332 5 ...
Page 11: ...III max 17 mm max 31 mm ca 2 mm ca 16 mm 3 4 2 1 ...
Page 13: ...V min 40 mm 0 mm 1 2 RESET L1L2L3PE min 40 mm L1 L2 L3 PE 3 4 6 5 ...
Page 14: ...VI 3 4 1 2 5 6 7 8 L 3 L 2 L 1 3 2 1 PE PE 2 1 3 A B LED C ...
