Gree GMVVQ1015WM/C-X, Service Manual

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Gree GMV6 HR DC Inverter VRF Units Service Manual
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LED1 LED2 LED3
Function code Display status
Current
process/mode
Display status Current status Display status
n0 On 01 Blinks OC Blinks
n0 On 02 Blinks OC Blinks
Step 3:
After selecting the mode, press the SW3 confirm button. The master unit displays as
follows:
LED1 LED2 LED3
Function code Display status
Current
process/mode
Display status Current status Display status
n0 On 01 On OC On
n0 On 02 On OC On
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 LED2 LED3
Function code Display status
Current
process/mode
Display status Current status Display status
n3 On 00 Blinks 00 Blinks
Step 2: Press the SW3 confirm button. The master module displays as follows:
LED1 LED2 LED3
Function code Display status
Current
process/mode
Display status Current status Display status
n3 On 00 On 00 On
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 Maximum Output Capability