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1.
MODE
, selection button.
2.
RESET
button.
3. Radiator (CH) water temperature increasing button.
4. Radiator (CH) temperature decreasing button.
5. Digital display screen
6. Domestic Hot Water temperature increasing button.
7. Domestic Hot Water temperature decreasing button.
8. Flame modulation indicator
9. Radiator (CH) water actual temperature
10. Radiator (CH) mode operating indicator
11. Domestic Hot Water actual temperature
12. Domestic Hot Water operating indicator
13. Comfort mode operation
14. Failure status
RESET
requirement.
15. External Weather Temperature Sensor connection
16. Digital manometer
17. Failure indicator.
18.
Room thermostat (OpenTherm-OT) connection
indicator
The temperature value displayed on the digital screen has
a ± 3 °C tolerance depending on environmental conditions
not arising from the combi boiler. Screen of Minerwa 25
combi boiler model consist of amber coloured backlight
LCD screen and 6 touch sensitive buttons : RESET, MODE,
CH (+), CH (-), DHW (+), DHW (-).
Figure 47
Control panel of Minerwa 25 Combi Boiler
Figure 48
Control Panel with Touch Screen of Minerwa
25 Combi Boiler
2
5
7
4
3
6
1
13
16
18
9
8
14
10
15
12
11
17
RESET:
It is used for re-starting the combi boiler and
eliminating the failure in case of combi boiler failure.
MODE:
Used for Winter/Summer/OFF mode adjustment.
Operating modes and related notifications:
OPERATING MODES EXPLANATIONS:
•
CLOSED
or
OFF
•
WINTER
►
Radiator tempe °C + tap + radiator is
displayed.
•
SUMMER
►
Radiator tempe °C + tap is
displayed.
•
CH ON
►
Radiator Tempe °C + tap + flashing
radiator (symbol) is displayed.
•
DHW ON
►
DHW tempe °C + flashing tap
(symbol) is displayed.
•
CH FROST PROTECTION
►
Radiator temperature
• °C + flashing radiator (symbol) + when boiler is ignited
flame (symbol) is displayed.
•
DHW FROST PROTECTION
►
CH tempe °C
flashing radiator and tap (symbol) + when boiler
ignited flame (symbol)
•
CH/DHW SETTING CHANGE
►
CH adjustment change
will be activated when radiator symbol rapidly flashes.
DHW adjustment change will be activated when tap
symbol rapidly flashes.
• Service technician function ra tap displayed.
(Only for authorized service, wait for the function to
end without touching.)
CH:
(System) Central Heating
DHW:
Domestic Hot Water
3.1.2. Selection of On/Off/Stand-by and
Summer/Winter Modes
The combi boiler panel does not have
ON/OFF
button.
The combi boiler must be turned on/off by using the V
circuit breaker to be connected to the boiler circuit.
3.1.3. On/Off/Stand-by Positions
The combi boiler panel does not have
ON/OFF
button.
The boiler must be turned on/off by using the V circuit
breaker connected to the boiler circuit.
