Samsung AM TXMDEH Series Installation Manual page 23

Basic specification
When cutting
connection part
When inserting connecting pipe into the Y-joint, please comply with the installation regulation.
CAUTION
Refrigerant header joint installation
Select the reducer fitted on the diameter of the pipe.
Pipe (Purchased
privately)
To outdoor unit
Reducer
Block the unused pipes end with caps if the number of connected indoor unit is fewer than header joint ports.
Brazing part
Connection in
order
Refrigerant pipe installation
Correct use
(The insertion depth of connecting pipe)
Liquid side
Supplied
Reducer
Pipe (Purchased
privately)
To indoor unit
Liquid side
Supplied
Block the port of header joint
(The insertion depth of connecting pipe)
Connecting pipe
Connecting pipe
Pipe (Purchased
privately)
To outdoor unit
Connection in
order
Reducer
Incorrect use
Connecting pipe
Connecting pipe
Gas side
Reducer
Pipe (Purchased
privately)
To indoor unit
Reducer
Gas side
Block the port of header joint
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