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NOTICE
An outdoor sensor error may occur if the
Outdoor Reset Control mode is enabled without
the outdoor sensor installed
In the Outdoor Reset Control mode, the
Note
boiler's water temperature is regulated
according to the outdoor temperature
to maximize boiler efficiency and reduce
energy usage. This mode must remain
enabled and the outdoor sensor must
be installed to comply with federal
efficiency regulations. The Outdoor Reset
mode may only be disabled if the boiler
is not used for any space heating.
11.9 Setting the DHW Operation
(Indirect)
To set the boiler's indirect DHW operation, press
the Menu button (
), and then select "3. DHW
Operation".
Rotate the Command dial (
the list items or to increase/decrease setting values.
Press the Command dial (
confirm after making changes.
) to switch between
) to select an item or to
Press the Back button (
screen or menu.
Item
Set the external hot water
tank temperature (°F).
●
●
1. DHW Tank Set
This option is available
Temp
only when a tank
temperature sensor is
connected to the boiler,
and only when "3. DHW
Call Signal" is set to "2.
DHW Tank Sensor".
Set DHW Thermostat
Temperature.
●
●
2. DHW Boiler Set
Temp
Set DHW Tank Sensor
Temperature.
●
●
Select a device for sensing
the DHW demand.
3. DHW Call Signal
●
Set the DHW Priority time.
4. DHW Priority
●
Time*
●
Enable or disable the
protection against
legionella bacteria.
5. Anti Legionella
Function**
●
●
) to return to the previous
Description
Setting range: 86
149°F
–
(30
65°C)
–
Default: 122°F (50°C)
Setting range: 104°F
(40°C, Absolute MIN) -
180°F (82°C, Absolute
MAX).
Default: 180°F (82°C)
Setting range: [DHW
Tank Set Temp +
18°F (10°C)] – 180°F
(82°C, Absolute MAX)
Default: 180°F (82°C)
1. DHW Thermostat
2. DHW Tank Sensor
Default: DHW
Thermostat
Setting range: 0 – 180
min
Default: 30 min
Setting range: Enable /
Disable
Default: Disable
Operating the Boiler
107
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