1. Do not connect the embedded branch piping and the outdoor unit when only carrying out piping work
without connecting the indoor unit in ordor to add another indoor unit later. Make sure that no dirt or
mositure gets into eigher side of the embedded branch piping.
2.It is impossible to connect the indoor unit for one room only. Be sure to connect at least 2 rooms.
Installation drawings of indoor and outdoor units
Wrap the insulation pipe with the
finishing tape from bottom to top.
Cut thermal insulation pipe to an
appropriate length and wrap it with
tape, making sure that no gap is left in
the insulation pipe's cut line.
more than 10cm
more than 10cm
more than 60cm
more than 25cm
Arrangement of piping directions
If there is the danger of the unit failing or overturning, fix the unit with foundation bolts, or with wire or other
means.
If the location does not have good drainage, place the unit on a level mounting base(or a plastic pedestal).
Install the outdoor unit in a level position. Failure to do so may result in water leakage or accumulation.
Rear left
Rear right
Right
Below
Left
Attention must be
paid to the rising up
of drain hose
More than 5cm
More than 10cm
Commercial Air Conditioner
Model: AU18
/22
2XFERA
AS072/092/122XVERA
-18-