93Operating the Boiler
11.5.1 Viewing Basic Information
To view information about the boiler, tap the Control button ( )
> Status on the screen.
Tap an item to view the information.
Item Description
1. SH Set Temp Space heating set temperature (°F)
2. DHW Set Temp DHW indirect supply temperature (°F)
3. SH Supply Temp Heating supply temperature (°F)
4. SH Return Temp Boiler return temperature (°F)
5. System Supply
Temp
System supply temperature (°F)
6. System Return
Temp
System return temperature (°F)
7. Outdoor Temp Outdoor temperature (°F)
8. Exhaust Temp Exhaust temperature (°F)
9. Approx. Boiler Flow Flow rate (GPM)
10. Water Pressure Water pressure (psi)
11. Flame Value
Flame detector AD value
Ɣ
Flame On: 8bit AD values equal to or
lower than 70
Ɣ
Flame Off: 8bit AD values equal to or
higher than 175
12. Heat Capacity Heat capacity (%)
13. Target RPM Set fan speed (RPM)
14. Current RPM Fan speed (RPM)
15. Target APS Set APS voltage (V)
16. Current APS APS voltage (V)
11.5.2 Setting the Space Heating Operation
To set the boiler’s space heating operation, tap the Control button
(
) > SH Control on the screen.
Tap an item to set the space heating operation settings.
Item Description
1. SH Control Method
Select a heating control type.
1. Supply: Supply temperature
2. Return: Return temperature
3. System Supply: System Supply
temperature
4. System Return: System Return
temperature
Ɣ
Default: Supply
2. Pump1 Setting
Set the Pump1.
Ɣ
Zone1 Pump: The DHW pump is
not used and three zone pumps are
available
Ɣ
DHW Pump: The DHW pump is used
and two zone pumps are available
Ɣ
Default: DHW Pump
3. Zone Setting
Enable or disable the zone-specific
temperature control function.
Ɣ
Default: Disable
Note
If enabled, you can set the
zone priority by tapping
Priority Set. For more
information about the
zone-specific temperature
control, refer to “Setting
Zone-Specific Temperature
Control Function in Detail.”
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