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Field setting mode
Mixing vavle Installation(Field Option)
• The FSV #4041 should be set to "1 or 2" to use mixing valve.
4041 =1 : Controlled based on the temperature di erence (4042, 4043)
4041 =2 : Controlled based on the temperature di erence of the WL value
ex) Heating
Tw2
• FSV #4042/#4043 is for adjusting temperature di erence between Tw3(Tw2) and Tw4.
• When using mixing valve, FSV #4046 should be matched with mixing valve running time charateristic.
Inverter Pump Installation(Field Option)
• FSV #4052 is for adjusting temperature di erence between Tw2 and Tw1.
• Tw1(Inlet Water Temp), Tw2(Outlet Water Temp), Tw3(Backup Heater outlet Water Temp), Tw4(Mixing valve
Temp.)
NOTE
Others : Code 50
Main Menu &
Sub Menu Function
Code
Others Code
Outing
50
DHW Saving Mode
Power Peak Control
Outing Mode (Hot Key of Wired Remote Controller)
• All the target temperatures – space heating and cooling, water law, DHW, Room temperature – are set to the values
de ned in the above table under the holiday mode (outing hot key)
• With the lowered target temperatures (FSV #5011 ~ #5019), the system operates normally.
NOTE
<#4041=1>
FCU WL
#4042
Floor temp
Field Setting Value
Description
Water Out Temp for Cooling
Room Temp for Cooling
Water Out Temp for Heating
Room Temp for Heating
Auto Cooling WL1 Temp
Auto Cooling WL2 Temp
Auto Heating WL1 Temp
Auto Heating WL2 Temp
Target Tank Temp
Temp Di erence
Application
Select forced o parts
Using input voltage
Frequency Ratio Control
ENGLISH-48
<#4041=2>
Tw2
Floor WL
Ta
Sub Code
Default
11
25
12
30
13
15
14
16
15
25
16
25
17
15
18
15
19
30
21
5
41
0(No)
42
0(All)
43
1(High) 0(Low)
51
0(No)
FCU WL
Min
Max
Step Unit
5
25
1
18
30
1
15
55
1
16
30
1
5
25
1
5
25
1
15
55
1
15
55
1
30
70
1
0
40
1
0
1(Yes)
-
0
3
1
1
-
0
1(Yes)
-
Ta
˚C
˚C
˚C
˚C
˚C
˚C
˚C
˚C
˚C
˚C
-
-
-
-
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