Текст страницы
EN
To carry out maintenance and replace the magnesium anode, one shall perform the following
steps:
Power off the EWH;
џ
Allow hot water to cool down or use it through a mixer;
џ
Block the flow of cold water into the EWH;
џ
Unscrew the relief valve or open the drain valve;
џ
Put the rubber hose on the cold water inlet pipe or on the drain valve by directing its second end into
џ
the sewage system;
Open the hot water faucet on the mixer;
џ
Drain the water from the EWH through the cold water inlet or drain valve;
џ
Remove the protective cover, disconnect the wires, unscrew and remove the removable flange
џ
from the casing;
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
Possible Reason
Remedy
Clogging of the relief valve
inlet opening
Remove the valve and rinse it
with water
The pressure of hot
water from the EWH
has decreased. Cold
water pressure has
not changed
Remove the THE and descale it
Heating time has
increased
THE is covered with scale
crust
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, 2) is not
closed or failed
Close or replace the valve
24 (Fig.1, 2)
EWH works, but does
not heat water
23