Accessing Basic Menu Items - Navien NCB300-28K Service Manual

4.4.6 Accessing Basic Menu Items

In the Main Menu screen, you can view the boiler's operating
conditions, configure the central heating and DHW
temperatures, and review error history. Press the Info button
( ).
4.4.6.1 Viewing Basic Information
To view information about the boiler, press the Info button (
Press the Plus button (
between the information items.
Item
0. Supply Temp
1. Return Temp
2. DHW Temp
3. Water Flow
4. Outdoor Temp
5. K-Factor
6. WWSD Temp
7. WWSD On Diff
30 System Details
) or the Minus button ( ) to switch
Description
Heating supply temperature
Boiler return temperature
(Not Used)
DHW temperature
DHW Water Flow ON/OFF
Outdoor temperature
K-Factor valve
Warm Weather Shut Down
setting temp
Warm Weather Shut Down On
Differential temperature
4.4.6.2 Setting the Central Heating Temperature
To set the boiler's central heating operation, press the Menu
button ( ).
).
Press the Plus button (
between the list items or to increase/decrease setting values.
4.4.6.3 Setting the DHW Temperature
To set the boiler's DHW operation, press the Menu button (
twice.
Press the Plus button (
between the list items or to increase/decrease setting values.
Setting range: 30 – 65°C
●
Default: 50°C
●
4.4.6.4 Setting the ECO Mode
To set the boiler 's ECO Mode, press ECO button (
icon( ) turns on when the ECO Mode is selected.
Item
1. ECO Mode
2. Non ECO Mode
) or the Minus button ( ) to switch
) or the Minus button ( ) to switch
). The ECO
Description
Do not DHW Preheat
Always DHW Preheat
)