Samsung MCU-S6NEE1N Installation Manual page 7

Preparing the installation
MCU indoor/outdoor unit compatible table
Before installing MCU, refer to the compatible table below and find the model before installation.
Outdoor Unit
AM✴✴✴✴X✴✴✴✴
MCU Kit
Liquid pipe connected to indoor unit
ø 9.52 (ø 3/8) nipple
6
MCU
MCU-S6NEE1N
MCU-S4NEE1N
MCU-S4NEE2N
MCU-S2NEK1N
Model
Below 6 indoor units, below 56 kW (192MBH)
MCU-S6NEE1N
Below 4 indoor units, below 56 kW (192MBH)
MCU-S4NEE1N
Below 2 large capacity indoor unit, below 56 kW (192MBH)
MCU-S4NEE2N
Below 2 indoor units, below 28 kW (96MBH)
MCU-S2NEK1N
Gas pipe connected to indoor unit
<Side view of MCU>
ø 15.88 (ø 5/8) nipple
Indoor Unit
AM✴✴✴✴N✴✴✴✴
Description
[Unit : mm(inch)]
ø 12.7 (ø 1/2) nipple