THERMEx ER 100 V, User Manual

Page: 21 / 84

Replace the magnesium anode, clean the THE from the scale, if necessary, and remove the
џ
sediment;
Perform the assembly, fill the EWH with water and switch on power supply.
џ
When carrying out the EWH maintenance using the resources of a specialized organization, a
corresponding
mark shall be made in the warranty certificate with the stamp of the organization
that carried out the maintenance. When the magnesium anode is replaced by the customer, a sales
receipt for the purchase of the magnesium anode shall be attached to this EWH manual.
Possible malfunctions and remedies
In case of malfunction in the product operation, it is necessary to disconnect it from the power supply
network and shut off the water supply.
Failure
The pressure of hot
water from the EWH
has decreased. Cold
water pressure has
not changed
Remedy
Remove the valve and rinse it
with water
Possible Reason
Clogging of the relief valve
inlet opening
Heating time has
increased THE is covered with scale
crust Remove the THE and descale it
The voltage in the power
supply network has decreased Contact the organization
responsible for the maintenance
of the power supply network
The valve 24 ( Fig.1 ) is not
closed or failed
Close or replace the valve
24 ( Fig.1 )
EWH works, but does
not heat water
Contact the service center The mains cable is damaged
Disconnect the EWH from the
power supply network, remove
the protective cover, press the
thermal switch button until it is
secure, install the cover and
switch on the power supply (
Fig. 2 )
The thermoswitch was
triggered or is not switched on
Frequent triggering
of the thermal switch The set temperature is close
to the temperature limit Turn the thermostat knob toward
temperature decrease (
– )
The thermostat tube
is covered with scale Remove the removable flange
from the EWH and carefully
clean the pipe from scale
The powered EWH
does not heat water.
There is no backlight
of control lamps
.
There is no voltage in the
power supply network Contact the organization
responsible for the maintenance
of the power supply network
The residual current device
was triggered (if available)
Press the reset button of the
residual current device.
Check the voltage
.
The powered EWH
does not heat water.
There is no backlight
of control lamps
.
Fig . 2
Push
The abovementioned malfunctions are not defects of the EWH and shall be eliminated by the
customer themselves or by a specialized organization at the customer's expense.
Where impossible to eliminate the malfunction using the above recommendations or in case of any
other problems, contact the service center specified in the user manual.
Transportation and storage of electric water heaters
Electric water heaters shall be transported and stored in accordance with the handling symbols
shown on the package:
1. 2. 3. 4.
1. The need to protect the cargo from moisture;
2. Frailty of the cargo, condition of careful handling;
3. Recommended temperature range for cargo storage: from +10°С to +20°С;
4. Correct vertical position of the cargo;
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EN EN