Navien LCB700-21RS Installation & Operation Manual page 55

You can adjust the temperature while the highlighted section
is flashing. Once the flashing stops, the current temperature
setting is stored.
The central heating temperature cannot be
Note
adjusted when the Outdoor Reset Control is used.
The central heating temperature cannot be
adjusted if the boiler is operating as a sub unit in
a cascade system. The main unit's set temperature
will be displayed on the screen.
In case of outdoor reset sensor malfunction, the
boiler will operate at this set temperature.
Take note of the original heating temperature in
case you want to restore it to the default.
The default central heating supply water
temperature range is 40°C (Absolute MIN) to 85°C
(Absolute MAX).
The default central heating return water
temperature range is 30°C (Absolute MIN) to 65°C
(Absolute MAX).
You can adjust the temperature ranges in the
parameter settings menu.
The boiler will retain your settings during a power
outage.
11.3.2 Adjusting the DHW Temperature
To adjust the water temperature:
1. In normal operation mode, rotate the Command dial (
The central heating temperature (
screen.
).
) is highlighted on the
2. Rotate the Command dial (
DHW temperature ( ).
3. Press the Command dial (
temperature ( ). The highlighted section will flash.
4. Rotate the Command dial (
or decrease the temperature.
5. Press the Command dial (
temperature.
6. Press the Back button (
mode, or rotate the Command dial (
operation conditions.
You can adjust the temperature while the display is flashing.
Once the display stops flashing, the current temperature setting
is stored.
Take note of the original DHW indirect supply
Note
temperature in case you want to restore it to the
default.
The default DHW temperature range is 40°C
(Absolute MIN) to 85°C (Absolute MAX).
You can adjust the temperature ranges in the
parameter settings menu.
The boiler will retain your settings during a power
outage.
System/Regular boilers: The default DHW Supply
Temperature range is 40°C (Absolute Min) to 85°C
(Absolute Max).
Combi boilers: The default DHW Temp range is
30°C (Absolute Min) to 60°C (Absolute Max).
) to the right to select the
) to select the indirect DHW
) to the right or left to increase
) to confirm the new
) to return to normal operation
) to adjust other
Operating the Boiler 55