Samsung AM AXV Series Installation Manual page 33

Installing the branch joints
Branch joints must be installed 'horizontally' or 'vertically' .
Horizontal installation
Vertical installation
NOTE
• For A~J type branch joints : Connect the branch joint to the
connection pipe with the provided reducer.
• For K~Z type branch joints : Cut the connection part of the
branch joint or the provided socket, according to the diameter
of the connection pipe, before connecting them.
CAUTION
• Install the branch joint within ±15° of the horizon or vertical line.
• Make sure that the pipe is not bent at where it is connected to
the branch joint.
• Keep a minimum straight line distance of 500mm or more
before connecting branch joint.
After branching
Socket
Pipe
Gas side/Liquid side branch joint
Connect to
Before branching
indoor unit
※ Install within ±15° of the horizon or vertical line.
Over 10~15mm
Connect to other
branch joint or
indoor unit
Pipe connection
Socket
After branching
Minimum
straight line
(over 500mm)
Installing the distribution header
1 Select the reducer that fits the diameter of the pipe.
Pipe*
To outdoor unit
Socket
<Liquid side>
Pipe*
To outdoor unit
Socket
<Gas side>
※ Pipe : Separately purchased item
2 If the number of connected indoor unit is fewer than ports on
the distribution header, block the unused ports with caps.
Welding part Provided item
Connect in
order
⑧
①
Install indoor units from largest to
smallest capacity, starting at the inlet of
the header.
<Liquid side>
Connect in ⑧
order
①
Install indoor units from largest to
smallest capacity, starting at the inlet of
the header.
<Gas side>
NOTE
• For A~J type distribution header :
Connect the distribution header to the connection pipe with
the provided reducer.
• For K~Z type distribution headers :
Cut the provided socket, according to the diameter of the
connection pipe, before connecting it.
Provided item
Socket
Pipe*
To indoor unit
Socket
Pipe *
To indoor unit
Connect in
order
Install
Case of blocking the unused distribution
header ports.
* Keep unused port from ① to avoid oil trap.
Connect in
order
Install
Case of blocking the unused distribution
header ports.
* Keep unused port from ① to avoid oil trap.
Over 10~15mm
English
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