GREE DC Inverter Multi VRF System II Service Manual
84
LED
Function
Function code Display
Current status Blink Quiet mode setting
Current status Blink Heat pump function setting
Current status Blink Defrosting period K 1 setting
Current status Blink Setting of upper limit of IDU/ODU capacity distribution ratio
n3 ON Compulsory defrosting
Current status Blink Limit setting for max. capacity/output capacity
n5 ON IDU number offset setting
Current status Blink Adjusting target of high pressure
Current status Blink Adjusting target of low pressure
nU ON Clearing IDU remote shield
Current status Blink Temperature in Fahrenheit
Current status Blink Corrective value b for low discharge temperature
Current status Blink Refrigerant recovery
A8 ON Vacuum pump mode
Current status Blink Defrosting mode setting
Low pressure ON Compulsory cooling
Current status Blink Static Pressure Function
Press SW1 button (▲) and SW2 button (▼) to select the corresponding functions to adjust the
numberˈpress SW4 to quit Function setting modeʽ
2.3.6 ODU Quiet Function
This function is suitable for projects that have strict requirements for noise. It includes two modes:
smart night silent mode, compulsory silent mode.
When unit enters function setting, main board of outdoor unit will display as below:
LED
Function code Display
00~12 Blink
Codes 00~12 refer to the corresponding functions. Press SW1 button (Ʒ) and SW2 button () to
select the following silent modes.When applicable mode is selected, press SW3 to confirm. Main board
of outdoor unit will display as below:
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