Gree GMV-VQ680WM/C-X Service Manual page 57

Gree
LED1
Function code Display status
n0
n0
Step 3: After selecting the mode, press the SW3 confirm button. The master unit displays as
follows:
LED1
Function code Display status
n0
n0
If you do not press any button on the master unit in 5 minutes, the system will automatically exit the
current screen and the unit will resume displaying the current status. (During setting, press SW4 to
return to the previous process. If the setting is completed, press SW4 to resume the unit to the current
normal working status.)
4.1.2.3.6 n3 Forced Defrosting
Introduction:
This function is used when forced defrosting is required during unit maintenance. After entering
forced defrosting, the system automatically exits according to the exit conditions, and then automatically
runs according to the system conditions.
Setting steps:
Step 1: Enter n3 forced defrosting, and ensure that the master unit displays as follows:
LED1
Function code Display status
n3
Step 2: Press the SW3 confirm button. The master module displays as follows:
LED1
Function code Display status
n3
If the defrosting condition is not met, the module displays the set mode. If the setting is completed,
press SW4 to resume the unit to the current normal working status.
When the defrosting exit condition is met, the system automatically exits and resumes normal
running control.
4.1.2.3.7 n4 Forced Energy Saving Mode
Introduction:
The maximum output capability limit is used in scenarios where the user needs to forcibly limit the
system power consumption. Available functions are as follows:
Code
Current
process/mode
On 01
On 02
Current
process/mode
On 01
On 02
Current
process/mode
On 00
Current
process/mode
On 00
GMV6 HR DC Inverter VRF Units Service Manual
LED2
Display status Current status
Blinks
Blinks
LED2
Display status Current status
On
On
LED2
Display status Current status
Blinks
LED2
Display status Current status
On
Maximum Output Capability
55
LED3
Display status
OC Blinks
OC Blinks
LED3
Display status
OC On
OC On
LED3
Display status
00 Blinks
LED3
Display status
00 On