Gree U-match Series

U-Match Series DC Inverter Service Manual
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Figure 2-5-2 Installation of wired controller
Brief instructions of installation procedure:
1) Pull out the 2-core signal wire in the installation hole of the wall and then let this wire go through
the hole at the back of wired controller‟s base plate.
2) Fix the base plate and installation hole of the wall together with screw M4×25.
3) Fix the above mentioned 2-core signal wire on the copper insert X1 and X2 with the equipped
screws of wired controller.
4) Fasten the wired controller‟s panel with its base plate together.
5.4 Removal of Wired Controller
Figure 2-5-3 Removal of wired controller
6 TROUBLE SHOOTING
6.1 Display of Error Code
Table 2-6-1 Error Code List
Error Code
Error
E1
Compressor high pressure protection
E2
Freeze protection
E3
Compressor low pressure protection, refrigerant lacking protection, refrigerant
recycling mode