Requirements For Communication Line - Gree GMV-ND100L/A-T Owner's Manual

NOTES!
① The unit shall be installed by the professional personnel according to this
installation instruction to ensure proper use.
② Please contact the local Gree appointed service center before
installation. Any malfunction caused by the unit that is not installed by
the Gree appointed service center would probably not be dealt with on
time because of the inconvenience of the business contact.
③ It should be guided under the professional personnel when the unit is
moved to other place.

3.2 Requirements for Communication Line

NOTES!
If the unit is installed in the place with strong electromagnetic interference,
shielded wire must be applied on the communication wire between indoor unit
and wired controller. Twisted pair lines with shielding function must be applied on
the communication wire between indoor unit and indoor unit (outdoor unit).
3.2.1 Select Communication Line for Indoor Unit and Wired Controller
Multi VRF Floor Standing Indoor Unit
Fig 3.2
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