Accessing Advanced Menu Items - Navien NCB300-28K Installation & Operation Manual

Item
17. Gas Type
18. Elapse time after install
19. Num of CH Operation
20. Num of DHW Operation
21. Num of Preheat
Operation
22. Flame Loss – Num of
time
23. 2nd Ignition – Num of
time
24. 3rd Ignition – Num of
time
25. 4th Ignition – Num of
time
26. 5th Ignition – Num of
time

10.7 Accessing Advanced Menu Items

10.7.1 Setting the Operation Parameters
To Set the boiler's operation parameters, press the ECO button
( ) and Menu button (
then select "1. Par"
CAUTION
Parameters must be set by a qualified professional with
an extensive understanding of the boiler system. Setting
parameters improperly may lead to property damage or
injury.
5sec
54 Operating the Boiler
Description
Fuel Type
(LNG G20/LPG G30/LPG G31)
Elapsed time since installation
View the number of times
the central heating operation
function has been used.
View the number of times the
DHW operation function has
been used.
View the number of times the
preheat operation function has
been used.
Number of times a flame loss/
misfire has occurred
Number of second ignition
attempts
Number of third ignition
attempts
Number of fourth ignition
attempts
Number of fifth ignition
attempts
) simultaneously 5 seconds, and
Press ECO button to enter parameters, 'PASS' , press ECO again to
get to the 4 digit code password screen.
In the password screen, press the Plus button (
button ( ) to change numbers and 'M' to go to the next places,
and press the ECO button (
The factory default password is "1234".
After entering the parameter setting screen, press the Plus
button ( ) or the Minus button (
parameters or to increase/decrease setting values. Press the ECO
button ( ) to select a parameter or to confirm after making
changes.
Press the Info button ( ) to return to the previous screen or
menu.
Item
1. Supply MIN Set-point
2. Supply MAX Set-point
3. CH Burner Off Diff
4. CH Burner On Diff
5. Anti Fast Cycling Time*
6. Freeze protection
) or the Minus
) to enter the password.
) to switch between the
Description
Set the central heating supply
minimum temperature.
Setting range: 25°C – [MAX
●
Set- point – 20°C]
Default: 40°C
●
Set the central heating supply
maximum temperature.
Setting range: [MIN Set-point
●
+ 20°C] – 90°C
Default: 90°C
●
Set the temperature range to
turn off central heating.
Setting range: 0°C – 30°C
●
Default: 2°C
●
Set the temperature range to
turn on central heating.
Setting range: 1°C – 30°C
●
Default: 3°C
●
Set the anti-fast cycling time.
Setting range: 0 – 20 min
●
Default: 3 min
●
Set the pump freeze protection
temperature.
Setting range: 6°C – 10°C
●
Default: 10°C
●
The system
Note
freeze protection
temperature is set
based on the pump
freeze protection
temperature.