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• Function Code 2B : Setting Domestic Hot Water heating timers
Determine time duration : Operation time and stop time of Domestic Hot Water tank heating
- Value #1 of Function Code 2B : This time duration defines how long Domestic Hot Water
- Value #2 of Function Code 2B : This time duration defines how long Domestic Hot Water
- Example of timing chart :
Domestic Hot Water tank
heating is enabled
Domestic Hot Water tank
heating is required
Domestic Hot Water tank
heating operation
• Function Code 2C : Setting water flow rate
Determine the difference between target inlet water temperature and target outlet water
temperature from water flow rate.
- Value #1 of Function Code 2C : Water flow rate which flows to
Setting value
50
55
60
65
70
75
80
85
90
92
• Function Code 2E and 2F : Changing thermal on/off temperature
Select Thermal on/off Temperature gap.
2E : Room Air temperature
Th On
0
-0.5°C(-0.9℉)
1
4°C(7.2℉)
2
2°C(3.6℉)
3
-1°C(‐1.8℉)
• Function Code 30 : Remote Controller Program Version
Display Remote Controller Program Version.
tank heating can be continued.
tank heating can be stopped. It is also regarded as time
gap between Domestic Hot Water tank heating cycle.
2B.02
2B.01
Water flow rate (l/min)
ARNH963K2A2
45~50
51~55
56~60
61~65
66~70
71~75
76~80
81~85
86~90
91~92
Th Off
1.5°C(2.7℉)
6°C(10.8℉)
4°C(7.2℉)
1°C(1.8℉)
2B.02
2B.01
2B.02
Hydro Kit
2F : Leaving Water temperature and
Domestic Hot Water (DHW) temperature
Th On
0
-2°C(- 3.6℉)
1
-6°C( ‐10.8℉)
2
-2°C(‐3.6℉)
3
-1°C(‐1.8℉)
Hydro Kit Installation Manual 49
System Set-Up
Time
.
Th Off
2°C(3.6℉)
4°C(7.2℉)
4°C(7.2℉)
1°C(1.8℉)
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