Navien NHB-055 Installation & Operation Manual page 65

Low Burning Time
Display
Low burning time during initial
heating
S psi
R O/R
Default: 1 min
●
Range: 1–20 min
●
Burning Acceleration Time
Display
Burning acceleration time to CH Max
during initial heating
S R O/R psi
Default: 3 min
●
Range: 0–20 min
●
Setting the Space Heating Min Heat Capacity
Display
Space heating Min heat capacity (%)
S
R O/R
Pri psi
This menu is used to configure the desired space heating
minimum capacity. When the boiler operates in Normal mode, the
minimum space heating capacity is limited to the set value (%).
Default: Minimum heat performance available for the unit (%)
●
Range: Space heating Min capacity (%) – [space heating Max
●
capacity -20]%
Description
Description
Description
Setting the Space Heating Min Heat Capacity
Display
DHW Min heat capacity (%)
S
R O/R
Pri psi
This menu is used to configure the desired DHW minimum
capacity. When the boiler operates in Normal mode, the minimum
DHW capacity is limited to the set value (%).
Default: Minimum heat performance available for the unit (%)
●
Range: DHW Min capacity (%) – [DHW Max capacity -20]%
●
Resetting All Parameters
Display
Do not reset parameters (No)
S R O/R psi
Reset all parameters (Yes)
S psi
R O/R
This menu may be used to reset all the parameters to their factory
default settings.
To reset all parameters:
1. Press the + button or - buttons to change the option to "Yes".
2. Press the Mode button.
3. When "No" appears on the display again, all parameters have
been reset.
Description
Description
Operating the Boiler 65