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Setting Options / DisplayDefault SettingMenu
5.15
Force heater
To turn on Force heater either
manually (by default) or
automatically.
Manual
5.16
Defrost signal
To turn on defrost signal to stop
fan coil during defrost operation.
(If defrost signal set to yes,
bivalent function will not
available to use)
No
5.17
Pump flowrate
To set variable flow pump
control or fix pump duty control.
T
5.18
Force DHW
To turn on Tank only mode to
heat up tank temperature by
request priority heating from
outdoor unit.
* Under force DHW operation,
Air to Air unit will stop provide
room heating operation.
Manual
5.19
DHW Defrost
Allow system to run defrost by
using hot water instead of room
unit to provide comfort room
heating operation.
* Outdoor define the condition
to enter DHW defrost only
when water is hot.
Yes
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