GMV5 Home DC Inverter Multi VRF Units
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2. Setting of outdoor unit noise reduction
2.1 Setting instruction
(1) Applicable models are as below:
GMV-S224W/A-X、GMV-S280W/A-X
(2)Setting of silent mode:
First: open the debugging window in panel of main control unit;
Second: energize the unit;
Third: shortly press SW3 button in mainboard outdoor unit, the system will enterinto standby
status; display of mainboard are as below:
Fourth：press UP button of SW1 and DOWN button of SW2 in mainboard of outdoor unit can
select corresponding function, selece ―A7 outdoor silent mode‖. Display is as below:
Functional code of
outdoor unit
Functional code
of outdoor unit
Shortly press SW7 in mainboard of outdoor unit, enter into ―A7 outdoor silent mode‖ setting,
after setting, the mainboard will display as below:
10 (current silent setting)
Fifth: press UP of SW1 and DOWN of SW2 can select the following corresponding silent
mode.
Sixth: after selecting corresponding mode, press SW7 to confirm selected mode,
corresponding display will as below:
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