Gree U-MATCH Series Service Manual page 46

In order to achieve this function, set the address mode and address through wired controller. Please
refer to Point 3 for the setting method. The address mode is defaulted to be connecting to centralized
controller mode and the defaulted address is 1;
When the centralized controller is connected, centralized control of the unit can be realized to
control unit ON/OFF, operation mode, set fan speed/temperature and weekly timer.
(3) Setting method:
Firstly, set the address mode of wired controller into centralized controller address mode. The
setting method is:
1) Under off state of the unit, press Function and Timer buttons at the same time for 5s to go to the
debugging menu. Press Mode button to adjust to "10" in temperature displaying zone. Timer zone
displays setting state and press ▲ or ▼ button to adjust. There are 2 selections:
①. Centralized controller address mode (LCD displays 00)
②. Long-distance control address mode (LCD displays 01)
Choose the first selection and then press Enter/Cancel button to save and exit setting. Now, the
address of wired controller is set to match the address of centralized controller. The unit will memorize
this setting status. The setting value will be memorized after power failure. The detailed setting is as
shown in the Figure below:
U-Match Series DC Inverter Service Manual
Figure 2-7-12
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