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Product
presentation
Installation
Settings /
Operation
Maintenance,
Servicing and
Troubleshooting
Warranty
Malfunction
Possible cause
Diagnosis and troubleshooting
Steam release when drawing off
The electric booster pump is
continuously powered
Turn off the power supply and notify
the installer.
Control panel failure or display problem
No power
Check power supply.
Malfunction of the panel.
Replace the panel.
After any maintenance or repair work, check the proper operation of the water heater.
4.4. Ohmic values of the sensors according to the temperature
----- Immersion sleeve sensor, evaporator sensors, air intake sensor
Re
si
st
an
ce
[O
hm
]
Im
m
er
si
on
s
leev
e s
en
sor
, ev
ap
or
at
or
s
en
sor
s,
a
ir i
nt
ak
e s
en
sor
Temperature [°C]
Customer Service
5.
Use only original spare parts from the manufacturer. Any work on electrical parts must be carried
out by a specialist.
When ordering from a brand distributor, specify the exact type of water heater and its serial number indicated on the
rating above the hot water outlet. plate located The address of the customer service is indicated on the back cover.