Viewing Service Status Info; Setting The Operation Parameters - Navien NPE-180A2 Installation Manual

6.5.1.1 Viewing Service Status Info

1. From the Installer Menu, select 1.Service Status
Info.
2. Press the Up button (
( ) to switch between information items. Press
the OK button ( ) to select an item to view its
information.
Item
1. Elapsed time after install
2. DHW Op - No. of Times
3. Recirc Op - No. of Times
4. Pump Op - No. of Times
5. Flam Loss - No. of Times
6. 2nd Ignition - No. of
Times
7. 3rd Ignition - No. of Times
8. 4th Ignition - No. of Times
9. 5 - 10th Ignition - No. of
Times
10. HotButton - No. of Times
3. Press the Back button (
previous screen or menu.
) or the Down button
Description
Elapsed time
since water heater
installation
Hot water usage
count
Recirculation
usage count
Pump operation
count
Flame loss count
2nd ignition count
3rd ignition count
4th ignition count
5th - 10th ignition
counts
Number of
stop function
occurrences by
temperature gap
between supply
and return water
) to return to the

6.5.1.2 Setting the Operation Parameters

1. From the Installer Menu, select 2. Parameter
Settings.
2. After entering the parameter setting screen,
press the Up button (
( ) to switch between the parameters or to
increase or decrease setting values. Press the
OK Button ( ) to select a parameter or to
confirm after making changes.
Item Description
Set the pump operation
duration.
1. Pump Exercise
OP Time Setting range: 1 - 240 Sec
●
Default: 30 Sec
●
Set the pump operation
interval.
2. Pump Exercise
Interval Setting range: 1 - 48 Hr
●
Default: 24 Hr
●
Set the recirculation duration.
Setting range: 1 - 120 Min
●
- 5 Min when the
3. Recirc Interval
Time - HotButton can be set in
1. Recirculation Setting >
2. External Recirculation.
Default: 20 Min
●
Set the recirculation interval.
4. Recirc Sample
Setting range: 1 - 120 Min
●
Time
Default: 30 Min
●
Set the Recirculation Off
offset temperature.
This setting is not adjustable
when the HotButton kit is
used. HotButton can be set
5. Recirc Off Diff.
in 1. Recirculation Setting
Temp
> 2. External Recirculation.
Setting range: 5 °F (3 °C) -
●
54 °F (30 °C)
Default: 9 °F (5 °C)
●
) or the Down button
HotButton kit is used
Operating the Water Heater 89