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Navien NHB H Series User Manual

Navien NHB H Series
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105Operating the Boiler
Item Description
3. Zone Priority
Settings
Set the zone priority.
Setting range: Enable /
Disable
Default: Disable
If “3. Zone Priority
Settings” is enabled, the
default zone priorities are
set as follows.
When “2-1. Pump 1
Settings” is set to “Zone
1 Pump”:
- Priority 1: Zone 1
- Priority 2: Zone 2
- Priority 3: Zone 3
When “2-1. Pump 1
Settings” is set to “DHW
Pump”:
- Priority 1: Zone 2
- Priority 2: Zone 3
- Priority 3: -- (None:
DHW Pump)
Note
The number of priorities
for the zones differs
depending on the set
pump 1 type (2-1. Pump 1
Settings).
If you change the pump
1 type (2-1. Pump 1
Settings), the set priorities
will be initialized.
If you change the zone
settings (2. Zone Settings),
the set priorities will be
initialized.
If “5. Navien zone cont. is
enabled, “3. Zone Priority
Settings” will be disabled
and you cannot set the
zone priority.
If “21. Outdoor Reset” is
enabled, “3. Zone Priority
Settings” will be disabled.
4. Outdoor Reset
ON/OFF
Enable or disable the
Outdoor Reset Control
feature (Default: Enabled).
Item Description
1. SH Set Temp
Set space heating target
temperature (°F).
Default: 180°F (82°C)
The setting range varies
depending on the
heating control type:
- Supply Temperature or
Sys Supply Temperature:
104–180°F (40–82°C)
- Return Temperature or
Sys Return Temperature:
86–149°F (30–65°C)
Note
If “3. Zone Priority
Settings” is enabled, the
set temperature for each
zone is displayed on the
screen.
After selecting and
confirming the set
temperature for each
zone, press and hold the
Command dial (
) for
more than 2 seconds
to return to normal
operation mode.
2. Zone Settings
Set the system type and
operation details.
1. Zone Pump System
2. Zone Valve System
2-1. Pump 1 Settings
Set the pump 1 type.
1. Zone 1 pump
2. DHW pump
This operation is available
only when “2. Zone
Settings” is Zone Pump
System.

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Navien NHB H Series Specifications

General IconGeneral
BrandNavien
ModelNHB H Series
CategoryBoiler
LanguageEnglish

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