Samsung KXWD Series Installation Manual page 52

Refrigerant pipe installation
Installing the distribution header
1. Select the reducer that fits the diameter of the pipe.
Pipe*
To outdoor unit
Socket
<Liquid 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
<Liquid side>
Cut the provided socket, according to the diameter of the connection pipe, before connecting it.
NOTE
Connect the indoor units in order, while following the direction of the arrow shown in the illustration.
When indoor units are connected to same distribution head, indoor unit must be connected in order of their
CAUTION
capacity, from largest to smallest.
Provided item
Socket
Pipe*
To indoor unit
To outdoor unit
Case of blocking the unused
distribution header ports
ENGLISH-52
Pipe*
Socket
<Gas side>
Connect in
order
<Gas side>
Socket
Pipe *
To indoor unit
Case of blocking the unused
distribution header ports
Over 10 ~ 15 mm
(0.39 ~ 0.59 inch)