Gree GMV-VQ680WM/C-X Service Manual page 82

Gree
Select "Auto set level 1/2/3" and press "MENU/OK" button to set auto setting level for floor heating.
The higher the auto setting level is, the higher water outlet temperature will be. The user can select
proper auto setting level according to their own usage habits.
4.3.3.3.6 Rapid Floor Heating Function
Introduction: Under the allowable condition of outdoor unit, start the compressor and electrical
heater(engineering options) to speed up heating.
Setting steps: Enter floor heating function setting interface，press "Up" or "Down" button to select
"Rapid water heating", press "MENU/OK" button to start or shut down "Rapid water heating" function.
4.3.3.3.7 Clean Function
Introduction: Start the water pump, which is used for engineering evacuation, water line cleaning,
etc.
Setting steps: Enter function setting interface to start cleaning when hot water and floor heating
function is off. After starting clean function, "Clean" icon will be on, during cleaning process, "Clean" icon
will blink.
4.3.3.3.8 Child Lock
Setting steps: Simultaneously pressing the "Up" and "Down" buttons for 5s when it is on or off with
no fault, the wired controller will enter child lock state, and the LCD display will show the icon of " ";
Press "Up" and "Down" button for 5s again to exit child lock state.
The other buttons will not response in the child lock state.
4.3.3.3.9 Schedule Function
Setting steps: Under hot water or floor heating interface, press "MENU/OK" button to enter menu,
then select "Schedule" to enter schedule setting interface of corresponding function, e.g., under hot
water interface, press "MENU/OK" button to enter menu and select "Schedule" to enter schedule
interface of hot water function, as shown below. " " displayed on the left of schedule item means
schedule function has enabled, " " means schedule function has disabled.
（1）In schedule interface, press "Up" or "Down" button to switch item, select "Schedule 1", "Schedule 2"
or "Schedule 3" to enter schedule setting interface, as shown below (take schedule 1 as an example).
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