Gree GRS-CQ8.0Pd/NaEK Service Manual page 68

press "Cancel"
to go on.
[Notes]
① This function can be activated only when the unit is OFF. When it is intended to activate this
function with the unit being ON, a dialog box will pop up, warning "Please turn off the system
first!".
② When this function has been activated, it is unable to turn on or off the unit. In this case, when
pressing the ON/OFF key
Debug Mode!".
③ When this function has been set successfully, "Timer week", "Clock timer" and "Temp timer"
will be deactivated.
④ "When "Floor debug" mode has been activated, Both "Emergen.mode" and "Holiday mode"
are not allowed to be activated, or a dialog box will pop up, warning "Please disable the Floor
Debug Mode!".
⑤ Upon power failure, this function will be OFF and runtime will be cleared.
⑥ At the FlOOR DEBUG setting page, the control will remain at this page and never back to the
homepage unless pressing the Return key
⑦ When this function is activated, it is allowed to check the target temperature and runtime of
"Floor Debug" at the Parameter View page.
⑧ Before activating "Floor debug", please make sure each period for "Floor debug" is not zero,
or a dialog box will pop up, warning "Wrong Floor Debug time!". It will resume only by
pressing "OK" and then correcting the time.
3.2.2.17 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
page, or by pressing the Cancel key
[Notes]
① When the unit is performing "Heat" at the Emergency mode, if there is water flow switch
protection, IDU assistant heater welding protection, or leaving water temperature sensor error,
the Emergency mode will quit and will not be allowed to be activated.
② When the unit is performing "Hot water" at the Emergency mode, if there is water tank heater
welding protection, or water tank temperature sensor error, the Emergency mode will quit and
will not be allowed to be activated.
Unit Control
, a dialog will pop up, warning "Please disable the Floor
or Menu key
, the control will go to the Mode setting
, the control will return to the "Emergen. Mode" page.
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