Gree GMV-N12U/C-T(U) Owner's Manual page 29

follows:
NOTICE
A: When the air handling unit is installed at the top of the EXV box, vertical distance between
the bottom of the air handling unit to the EXV box is no more than 2m(78-3/4 inch); if the air
handling unit is installed under the EXV box, vertical distance between the bottom of the air
handling unit to the EXV box is no more than 2m(78-3/4 inch).
L: The length of liquid pipe between the air handling unit to EXV box is no more than
2m(78-3/4 inch).
L is to be considered as a part of the total maximum piping length. See installation manual of
the outdoor unit for piping installation.
Fig.4.4.2
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AHU-KIT