LG Hydro Kit ARNH10GK2A4 Installation Manual page 57

• Pump frequency setting(LPM)
Setting water flow rate
Determine the difference between target inlet water temperature and target outlet water
temperature from water flow rate.
Setting value
50
55
60
65
70
75
80
85
90
92
• 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
Water flow rate (l/min)
ARNH10GK2A4 ARNH04GK2A4
20~22
23~24
25~26
27~28
29~30
31~32
33~34
35~37
38~39
40
45~50
51~55
56~60
61~65
66~70
71~75
76~80
81~85
86~90
91~92
Hydro Kit Installation Manual 57
System Set-Up