4
3.2 Schematic diagram of installation spaces
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 LENNOX appointed service center before installation. Any
malfunctioncaused by the unit that is not installed by the LENNOX 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 air conditioner unit is
moved to other place.
3.3 Requirements for Communication Line
Note:
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 line
with shielding function must be applied on the communication wire between indoor unit and indoor
unit (outdoor unit).
3.3.1 Select communication line for indoor unit and wired controller
Fig 3.3.1
High Wall Type Indoor Unit
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