Grundig GWH DT 30L Manual Del Usuario página 14

4 Operation
– Short press button "1", then switch to double
tank mode, and indicator"4" is lighted.
– Short press button "1" again, then switch to
smart mode and indicator "5" will be flashing
until smart mode is disabled."
2. The "2" refers to the temperature regulating
knob of the water heater. This knob is adjusted
by 360 degrees, clockwise rotation, increasing
temperature, anticlockwise rotation, and de-
creasing temperature. During the rotation, the
"7" number of the display screen changes ac-
cordingly.
When you enter the smart mode, you
C
can't adjust the setting temperature,
and the system starts the intelligent
control program by default.
3. The "3" is a single tank model indicator lamp.
When the user sets the water heater as a single
tank mode, the indicator light is lit and the dis-
play is white.
4. The "4" is the double tank model indicator lamp.
When the user sets the water heater as the dou-
ble tank mode, the indicator light is lit and the
display is white.
5. The"5" for the power indicator.The water heater
is energized and the indicator light is lit to show
blue.
C
If users choose smart mode, flashing
display.
6. The "6" is the heating indicator light, the indica-
tor light shows red when heating; if not heated,
the lights go out. In single tank mode, the light
will be off when the left water tank reach to set-
ting temperature. In double tank mode, the light
will be off when the double water tank reach to
setting temperature.
14 / EN
4.2 Error code for serviceman's use
Dry Ashing---Top up with water and re-
E2
heat.
Overheating---Check the heating system
E3
or replace it.
Sensor Fault---Check the sensor or re-
E4
place it
Electric Storage Water Heater / User Manual