Navien NHB H Series, Инструкция по установке и эксплуатации

Страница: 116 / 143

116 Operating the Boiler
Press the Back button ( ) to return to the previous
screen or menu.
Item Description
1. Fan Motor
Test the fan operation by
manually changing the
fan speed.
●
From a stopped state,
the fan speed gradually
increases and reaches
the top speed, and
then the fan speed
decreases until the fan
stops operating.
●
Rotate the Command
dial ( ) to run or stop
the fan test.
2. Boiler Pump
Test the boiler pump
operation.
●
The boiler pump is
turned on as soon
as you enter the test
mode.
●
Press the Command
dial ( ) to toggle the
pump operation (On ->
Off / Off -> On).
3. System (zone3)
Pump
Test the system (zone 3)
pump operation.
●
The system (zone 3)
pump is turned on as
soon as you enter the
test mode.
●
Press the Command
dial ( ) to toggle the
pump operation (On ->
Off / Off -> On).
4. Zone2 Pump
Test the zone 2 pump
operation.
●
The zone 2 pump is
turned on as soon
as you enter the test
mode.
●
Press the Command
dial ( ) to toggle the
pump operation (On ->
Off / Off -> On).
●
This option is available
only when the “Zone
Pump System” is active.
Press the Back button ( ) to return to the previous
screen or menu.
Item Description
1. NaviLink Connect
Turn on or turn off
the remote control
capabilities via the
NaviLink connection.
●
Setting range: Enable
or Disable
●
Default: Disable
2. AHU
Communication
AHU connect is
communication feature
can be used when NHB-H.
AHU has an RS-485
communication function.
●
Setting range: Enable
or Disable
●
Default: Disable
Note
The AHU connection is compatible with
iFlow Air Handlers only. Contact iFlow
directly for more information.
11.13.6 Diagnosing the Boiler System
To run a series of test procedures for a system
diagnosis, press the Back button ( ) and the Menu
button ( ) simultaneously for 3 seconds, and then
select “6. Test Mode”.
Rotate the Command dial ( ) to switch between
the test procedures. Press the Command dial ( ) to
run a test procedure.