Samsung MXJ-HA2512 Series, Installation Manual

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Installation guide Installation guide
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2) Piping works among outdoor units 2) Piping works among outdoor units
The additional branch joints are needed for module installation of the outdoor units. The additional branch joints are needed for module installation of the outdoor units.
When outdoor units are installed When outdoor units are installed in module, there is no designation of outdoor unit’s location in module, there is no designation of outdoor unit’s location
according to capacity. according to capacity.
The connected piping should be positioned at the same or lower level with pipe cover hole. The connected piping should be positioned at the same or lower level with pipe cover hole.
Cautions Cautions Correct Correct piping piping work work Wrong piping work Wrong piping work
The refrigerant The refrigerant
piping piping should should be be
the same level or the same level or
lower than
lower than
connecting position
connecting position
of piping to
of piping to outdoor outdoor
units. units.
Piping work should Piping work should
be run with side
be run with side
direction for better
direction for better
uniform distribution
uniform distribution
of refrigerant and oil
of refrigerant and oil
like next diagram.
like next diagram.
Outdoor joint kits Outdoor joint kits
should be installed
should be installed
in a horizontal
in a horizontal
direction even it is a
direction even it is a
low pressure pipe.
low pressure pipe.
When the piping When the piping
length between
length between
outdoor and branch
outdoor and branch
joints is 2m or joints is 2m or
more, a vertical trap more, a vertical trap
has to be installed
has to be installed
like right diagram.
like right diagram.