2Nd Circuit - LG Therma V HM091MRS Installation Manual

ACCESSORIES INSTALLATION
56
Final check
• DIP switch setting :
Set DIP switch No. 8 to 'ON'. Otherwise, the unit can not recognize the thermostat.
• Remote Controller :
- 'Thermostat' text is displayed on the remote controller.
- Button input is prohibited.
nd
2 Circuit
The 2nd circuit is generally used to control the temperature of 2 rooms differently. To use the
2nd Circuit, you need to prepare a separate Mix Kit. The mix kit must be installed in the main
zone.
- Main Zone : zone where the water temperature is lowest when heating.
- Add. Zone : The other zone
nd
[Install Guide 2 Circuit Heating]
Main Zone
Add. Zone
Floor (35 °C)
Convector
(FCU, 45 °C)
Radiator (45 °C)
Radiator (55 °C)
nd
[Install Guide 2 Circuit Cooling]
Main Zone
Add. Zone
Floor (18 °C)
Radiator(18 °C)
Convector (FCU, 5 °C)
h To use a floor combination during cooling operation, the flow through the floor of the flow
must be blocked by the 2 way valve.
Convector
Floor (35 °C)
(FCU, 45 °C)
○
○
○
○
Floor (18 °C) Radiator(18 °C)
○
○
X
Radiator (45 °C)
X X
○ ○
○ ○
○ ○
Convector
(FCU, 5 °C)
○
X
○
X
○
X
Radiator (55 °C)
X
X
○
○