THERMEx ID 30 V Gebrauchsanweisung Seite 11

Malfunction
Hot water pressure
from EWH decreased.
Cold water pressure
keeps at the level.
Heating
increased
Frequent tripping
of thermal switch
EWH operates but is not
heating water
Powered EWH does not
heat water. No backlights
of indicator lamps.
These faults are not defects of EWH and shall be fixed by the consumer or by a
specialized organization at his own expense.
In case of failure to fix problems using the above recommendations or in case of
others problems revealing you should contact the authorized service center listed in the
operation manual.
12. POSSIBLE FAULTS AND REMEDIES.
Possible cause
Clogged
safety valve
time THE is
with a layer of sludge
Supply voltage decreased Contact power main operation ser-
The set temperature
is close to the limit
Thermostat tube is cov-
ered with sludge
Valve (Fig. 1, p.8)
is not closed or out of or-
der
1) no voltage in electric
network;
2) damaged power cord.
3) Thermal switch actu-
ated and not switched
on
How to fix
inlet Remove the valve and clean
it in water
covered Remove the flange and
clean the THE
Set lower value of water
heating temperature
Take out the EWH the re-
movable flange and gently clean
the tube from scale
Close or replace the valve (Fig. 1,
1) Check voltage at the electrical
2) Contact a qualified service cen-
3) Disconnect from the power
supply, remove EWH protective
cover, press the button on ther-
mal switch until you hear a click
(fig. 2) install the cover and turn
on the power
vice
p. 8)
outlet;
ter.
9
EN
ы