DEX ELECTRONIC MPS®
4
Set required
temperature
(e.g. 43 °C)
+
+
Press
≥ 3 sec
Confirmation
of deactivation
–1 °C
As soon as you open the hot water tap, the instantaneous water heater switches
on auto matically. When the tap is closed, the appliance automatically switches
off.
Set temperature
+1 °C
Select preset temperature
A1
A2
B1
B2
Store temperature
2
Press
≥ 3 sec
Display of new value
(e.g. 43 °C)
4
3
1
3. How to use
1
2
Scalding protection off
Scalding protection on
Press
≥ 3 sec
1
2
Temperature setting
• You can set the required temperature gradually to a lower or higher value with the
arrow keys and . The temperature changes by 1 °C if key is pressed shortly one
time. Pressing a key for a longer time changes the temperature continuously. You
can select the outlet temperature in a range from 20 °C to 55 °C.
Note: If temperature is set below 20
°C with arrow key the display shows “
--
“
and the appliance switches off the heating function.
Note: If the water heater supplies a shower, the maximum temperature was
reduced during initial operation. This limitation cannot be exceeded.
Programme buttons
The two programme buttons and allow to quickly select the preset temperature.
When pressing a programme key, the preset temperature is selected and displayed.
The factory setting for programme is 35 °C and for programme it is 48 °C. You can
assign your own settings for the programme keys:
• Prolonged pressing of the programme key stores the previously selected tem-
perature. The display changes from ”
P1
” or “
P2
“ to the newly stored temperature
value. This newly set temperature is now available to you each time you press the
corresponding program key.
Temperature limitation
The instantaneous water heater DEX is equipped with an optional temperature limit-
ing function. This scalding protection is deactivated in the factory setting.
• Switch on: Select the limit tempe ra ture, then press and simul taneously for at
least 3 sec. The dis play briefly confirms the activation by “
HI
“.
• Switch off: press program key and simultaneously for at least 3 sec. The dis-
play briefly confirms the deactivation by “
--
“.
Note: By activation of the temperature limit also the programme keys are limited.
Therefore, the fixed values of the programme keys may be set again after deacti-
vation of the temperature limitation.
