Gree GMV-Y36WL/A-T, Service Manual

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GREE hotovoltaic Multi VRF for North America
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Then unit will be in compulsory defrosting mode. Once unit is under compulsory
defrosting, this mode can only be stopped when requirements for exit are met.
9.4 Restore Factory Defaults
i.If you want to restore factory defaults, hold SW1+SW4 button on the main board of
ODU for more than 10s, then all LED will blink for 3s. Main board will cancel all setting,
including the IP addresses and project codes of IDU and ODU. The mark for finished
debugging is “0”.
ii.If you want to restore factory defaults
and don’t need project debugging, then hold
SW2 and SW4 on the main board of ODU for more than 10s, then all LEDs will blink for 5s.
All settings are cleared out, including the IP addresses and project codes of IDU and ODU.
The mark for finished debugging remains the same.
iii.When you only want to restore the default functions, hold SW3 and SW4 button for
more than 10s, then all LED will blink for 7s. All function settings are cleared out, but IDU
and ODU’s project codes and the mark for finished debugging remain the same.
9.5 Static Pressure Function
If ODU’s installation area is not convenient for releasing air and users do not have
strict requirements for ODU noise, this function can be set to satisfy the heat exchange of
ODU.
Before power on, set codes of SA6 of main board. The relevant static pressure is:
Code setting SA6
Static pressure
(Pa)
DIP1 DIP2
0 0 0
1 0 20
Note:
code of number side is “1”; default code of SA6 is “00”.