LG Hydro Kit - Page 72

System Set-Up
72 Hydro Kit
• CN_EXT
Determining the purpose of CN_EXT
Setting value: 0 ~ 5 step Indoor CN-EXT port setting
- 0: default
- 1: Simple operation on / off
- 2: Dry contact (simple contact)
- 3: Emergency stop only for indoor unit
- 4: Reattachment / absence
- 5: Emergency stop of all indoor units (It can be set only when indoor unit has emergency
stop function)
• ODU Function Master
1) Setting of outdoor unit function Master status
- Low noise operation control subject can be set
- Low noise operation time setting
- Defrost mode can be set
2) Setting of outdoor unit function Slave status
- No noise operation control subject setting
- No noise operation time setting
- No defrost mode setting
• Low Noise Mode Priority
Setting whether to control in IDU or in ODU
1) Setting outdoor management of low noise operation
It is controlled by outdoor unit according to switch setting value of low noise operation of outdoor
unit PCB.
Function Setting - Low noise operation time menu is inactivated
2) Setting remote control management of low noise operation
Low noise operation switch setting of outdoor unit PCB is ignored.
Function Setting - Low noise operation time menu is activated.