Unit Control
64
③ At the Emergency mode, the ON/OFF key operation will be disabled; the running mode
will not be allowed to be changed; the Quiet Mode and Weather-dependent Mode cannot be
deactivated; “Weekly timer”, “Clock timer” and “Temp timer” also cannot be activated, or will
be deactivated if being activated.
④ At the Emergency mode, commands from the Thermostat is ineffective.
⑤ At the Emergency mode, only one running mode between “Heat” and “Hot water” is allowed.
⑥ This function can be activated only when the unit is OFF, or a dialog box will pop up, warning
“Please turn off the system first!”
⑦ Under the Emergency mode, “Floor debug”, “Sanitize”, “Holiday mode”, cannot be activated,
or a dialog box will pop up, warning “ Please disable the Emergency Mode!”.
⑧ Upon power failure, the “Emergen. mode” will be defaulted to be “Off”.
3.2.2.18 Holiday Mode
In winter or low-temperature season, this function will control the leaving water temperature or room
temperature within a certain range to avoid the water system from being frozen when the user is out on
holiday for a long time.
[Operation Instructions]
1. Locate where “
Holiday mode
” at the
Parameter Set
page.
2. Set Holiday to “
On
” or “
Off
” by the
Up/Down
key .
[Notes]
① At the holiday mode, the unit will automatically go to the “Heat” mode and “Mode” setting of the
control and “On/Off” key operation both are disabled.
② When it is activated, “Weekly timer”, “Clock timer” or “Temp. timer” will be deactivated.
③ At the holiday mode, when “T-Room” is adopted, the temperature set point should be 10℃;
when “T-Out water” is adopted, then the temperature set point should be 30℃.
④ When this setting is saved successfully, it will be memorized upon power failure.
⑤ This function can be activated only at the “Heat” mode and with the unit turned off. When it is
done with the unit turned on, a prompt dialog box will pop up, warning “Please turn off the
system first!”; or when it is done at other modes except the “Heat” Mode with the unit turned
off, also a prompt dialog box will pop up, warning “Wrong running mode!”.
⑥ Settings of “Thermostat” and “Holiday Mode” cannot come into effect simultaneously.
⑦ Under the Holiday mode, “Floor debug”, “Sanitize”, “Emergen. mode” cannot be activated, or
a dialog box will pop up, warning “Please disable the Holiday Mode !”.
2.2.19 Thermostat
When the thermostat has been installed, it can be used to control the run mode of the unit (only
“
Heat
”or “
Cool
”mode)
[Operation Instructions]
1. Locate where “
Thermostat
” is at the
FUNCTION
page.
2. By pressing the
Up/Down
key , Thermostat can be set to “
On
” or “
Off
”. When it is
“
On
”, the control follows the running mode of the thermostat and is not allowed to set the running mode;
when it is “
Off
”, the control follows the running mode set by itself.
[Notes]
① When the water tank is unavailable, the “Air+hot water” mode also is unavailable.
② When “Floor debug” or “Emergen. Mode” is activated, then the control will not receive signals
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