Unit Control
Upon power failure, this function will be OFF and runtime will be cleared.
⑤
At the FlOOR DEBUG setting page, the control will remain at this page and never back to the
⑥
homepage unless pressing the Return key
When this function is activated, it is allowed to check the target temperature and runtime of "Floor
⑦
Debug" at the Parameter View page.
Before activating "Floor debug", please make sure each period for "Floor debug" is not zero, or a
⑧
dialog box will pop up, warning "Wrong Floor Debug time!". It will resume only by pressing "OK" and then
correcting the time.
3�3�2�12 Emergency Mode (Emergen� Mode)
When the compressor fails to run owing to some urgent conditions, this function will allow the unit to run in
the "Heat" mode through the assistant heater.
[Operation Instructions]
1. Set "Mode" to "Heat" at the Parameter Set page.
2. Then, switch pages to go the page where "Emergen� mode", locate it by the Left/Right key
and configure it to "On" or "Off" by the Up/Down key
3. When it is set to "On", "Auxiliary func�" at the homepage will be replaced by "Emergen� Mode".
4. When it is set to "On" but the running mode is not "Heat", a dialog will pop up, warning "Wrong running
mode!". In this case, by pressing the OK key
the Cancel key
, the control will return to the "Emergen� Mode" page.
[Notes]
When the unit is performing "Heat" at the Emergency mode, if there is water flow switch protection,
①
assistant heater welding protection, or leaving water temperature sensor error, the Emergency mode will quit
and will not be allowed to be activated.
At the Emergency mode, the ON/OFF key
②
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.
At the Emergency mode, commands from the FCU are ineffective.
③
At the Emergency mode, only one running mode "Heat" is allowed.
④
This function can be activated only when the unit is OFF, or a dialog box will pop up, warning "Please
⑤
turn off the system first!"
Under the Emergency mode, "Floor debug" and "Holiday mode" cannot be activated, or a dialog box
⑥
will pop up, warning " Please disable the Emergency Mode!".
Upon power failure, the "Emergen� mode" will be defaulted to be "Off".
⑦
3�3�2�13 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]
At the holiday mode, the unit will automatically go to the "Heat" mode and "Mode" setting of the control
①
and "On/Off" key
operation both are disabled.
When it is activated, "Weekly timer", "Clock timer" or "Temp� timer" will be deactivated.
②
At the holiday mode, when "T-Room" is adopted, the temperature set point should be 15 ; when "T-Out
③
or Menu key
.
.
, the control will go to the Mode setting page, or by pressing
operation will be disabled; the running mode will not be
.
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