Hydro Kit
Installation Manual
57
ENGLISH
System Set-Up
• 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.
• 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
Setting value
Water flow rate (l/min)
ARNH10GK2A4
ARNH04GK2A4
50
20~22
45~50
55
23~24
51~55
60
25~26
56~60
65
27~28
61~65
70
29~30
66~70
75
31~32
71~75
80
33~34
76~80
85
35~37
81~85
90
38~39
86~90
92
40
91~92
Summary of Contents for Hydro Kit ARNH04GK2A4
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