Gree GMV6 DC Inverter VRF Units Service Manual
button. The master module displays as follows:
Each basic module memorizes this setting and does not clear it even upon power failure and power-
on again. The default value is 00.
4.2.3.10 qJ One-button Drainage
Setting steps:
Enter the function setting. The master unit displays as follows by default:
LED1 LED2 LED3
Function code Display status Current module Display status
One-button
drainage code
Display status
qJ On OF Blinks 00 Blinks
Press the SW3 confirm button. The master unit displays as follows:
LED1 LED2 LED3
Function code Display status Current module Display status
One-button
drainage code
Display status
qJ On OF Blinks 00 On
Press the SW1 up button and the SW2 down button to select the corresponding status, and press
the SW3 confirm button.
LED1 LED2 LED3
Function code Display status Current module Display status
One-button
drainage code
Display status
qJ On on or OF On oC On
After the setting is completed, if you do not press any button in 10s, the system will automatically exit
the current screen and resume displaying the current standby status.
Note:
The one-button drainage function is valid in running or standby status of the entire system. After
entering the one-button drainage function, the outdoor unit sends a forced shutdown instruction, and the
indoor unit shuts down. When the system exits drainage, the forced shutdown instruction is canceled. If
the one-button drainage status is set to on (one-button drainage is enabled), the one-button drainage
code is automatically recovered to OF after 60 minutes.