Samsung AM AXV Series Installation Manual page 28

Refrigerant pipe installation
Examples of refrigerant pipe installation
H/P
1 Using Y-joint
2 Using distribution header
H/R
Using Y-joint
Note 1) Direct-connected indoor unit without MCU (for HR only)
– This indoor unit can only be used for cooling operation. (Heating operation is not possible.)
– Connect indoor unit to liquid and low pressure gas pipe.
– Change the installation option for direct-connected indoor unit without MCU. (refer to the indoor unit installation manual)
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MCU
MCU
MCU
MCU
MCU
Note 1)
MCU