Gree GMV-VQ680WM/C-X Service Manual page 309

Gree
Specifications
the largest openness of the electronic expansion valve of
subcooler and the electronic expansion balance valve for
heating are 480pls. The coil of them are 5 cores.
Circuit diagram
The electronic expansion valve is used to control the flow. When the electronic expansion
valve is closed (the openness is 0 pls), the flow is stopped.
Layout of electrical appliance box
Models:
NCHS8D
307
GMV6 HR DC Inverter VRF Units Service Manual
Description
Physical position
①Electronic expansion valve of subcooler
②Electronic expansion balance valve for heating(1
to 8 from left to right)