44 Operating the Boiler
This mode is used to configure the Outdoor Reset Control mode.
This mode is disabled by default from the factory.
CAUTION
An outdoor sensor error may occur if the Outdoor Reset
Control mode is enabled without the outdoor sensor
installed
Note
In the Outdoor Reset Control mode, the boiler’s water
temperature is regulated according to the outdoor
temperature. The Outdoor Reset Control operation
ensures that the system provides optimal space
heating. It helps limit the cost for space heating
by preventing unnecessary fuel consumption and
minimizes air pollution.
Setting the Heat Load for the Outdoor Reset Control Mode
Display
Description
Outdoor Reset heat load types
1: Finned tube baseboard
2: FAN coil
3: Cast iron baseboard
4: Low mass radiant
5: High mass radiant
6: Radiator
7: Custom
Outdoor Reset heat load not
selected
This mode is used to configure the heat load type to be used
with the Outdoor Reset Control mode.
A preset or user-defined temperature range is selected
automatically based on the heat load type selected.
4. Press the ECO button and enter your 4-digit password. Use
the + or – buttons to increase or decrease numbers and the
Summer/Winter button to move between digits.
5. When you are finished, press the ECO button.
6. Press the + or – buttons to move to a parameter setting,
and then press the ECO button to enter the Parameter Edit
mode.
7. Press the + or – buttons to change the parameter value.
8. When you are finished, press the ECO button to save the
settings.
9. To exit the Special Parameter mode, press the Reset button.
Note
●
If you enter an incorrect password 10 times or make
no inputs 5 minutes, the boiler will return to the
Normal mode.
●
To return to the previous mode, press the Reset
button.
●
The Factory default password is “1234”.
●
If you make no inputs for 10 seconds in the
Parameter Edit mode, the current parameter value
will be saved automatically.
●
Press and hold the Reset button in Parameter Edit
mode for 5 seconds to reset individual parameters
to their default values.
●
When you reset one of the following parameters,
the corresponding parameter will be reset
automatically:
- Supply absolute MIN or MAX
- Return absolute MIN or MAX
- Lowest Outdoor Temperature or Highest Outdoor
Temperature
Configuring the Outdoor Reset Control Mode
Display
Description
Outdoor Reset enabled
Outdoor Reset disabled
