Viewing Basic Information - Navien NCB-180 User's Information Manual

3.2.2 Adjusting the DHW Water Temperature
WARNING
Before adjusting the water temperature, read "To prevent
burns:" on page 4 carefully. Water above 120°F can cause
instant scalding, severe burns, or death.
To adjust the water temperature:
1. Make sure that all hot water faucets are closed, and ensure that
the internal circulator and any external circulating pumps are
off.
2. Press the Mode button twice. The DHW mode icon turns on.
3. Press + (Up) or – (Down) buttons until the desired temperature
appears on the display.
You can adjust the temperature while the display is flashing. Once
the display stops flashing, the temperature setting is stored.
Temperature range
86-120°F (Fahrenheit mode)
30-50 °C (Celsius mode)
120-140°F (Fahrenheit mode)
50-60 °C (Celsius mode)
The boiler will retain your settings during a power
Note
outage.
10 Operating the Boiler
MODE
Adjusting the water
temperature
1°F or 1°C increments
Press for 2 seconds to adjust in
5°F or 2°C increments

3.3 Viewing Basic Information

To view information about the boiler, press the Mode button three
times. "INFO" will appear on the display.
Press the + or – buttons to switch between the information types.
Display
Space heating supply water
temperature (°F)
S R O/R psi
Space heating return water
temperature (°F)
S psi
R O/R
Domestic hot water outlet
temperature (°F)
psi
S R O/R
Cold water inlet temperature (°F)
S R O/R psi
Domestic Hot Water (DHW) Flow
rate in GPM
S psi
R O/R
Outdoor air temperature (°F)
(with optional Outdoor Temperature
Sensor only)
S R O/R psi
MODE
Description