Samsung MCU-S6NEE1N Installation Manual page 19

Wiring works
Setting MCU option
Rotary switch for Indoor unit ADDRESS
Address on the rotary switch at the MCU PCB and the rotary switch on the indoor unit must be same.
When installing more than 2 MCU's set each rotary switch of MCU differently.
When the indoor unit connection port on the MCU is not being used, set the corresponding MCU DIP switch to 'OFF'
MCU PCB
Indoor Unit ADDRESS
Indoor Unit
• Connect the power cable using the compressed ring terminal.
Indoor unit
outdoor
MCU Indoor unit
unit
Indoor unit
Indoor unit
MCU
Indoor unit
Indoor unit
• Communication cables are connected as shown above when installing MCU.
• When installing electricity and wires of MCU, please proceed the work refering to the installation manual of the
HR outdoor unit.
18
Rotary switch for MCU ADDRESS
Outdoor Unit PCB
SW51 SW52 SW57
Setting the number Setting the
of Indoor Unit number of MCU
MCU
ADDRESS
MCU DIP S/W Indoor Unit ADDRESS
Indoor unit
outdoor
MCU
Indoor unit
unit
Indoor unit
Indoor unit
MCU
Indoor unit
Indoor unit
DIP switch for indoor unit setting (ON:Use, OFF:Not use)
MCU PCB
MCU
ADDRESS
Indoor Unit
MCU DIP S/W