General Information
Installation Manual 15
ENGLISH
If is installed with pre-existing boiler, the boiler and should not be oper-
ated together. If entering water temperature of is above 55°C, the system will stop
operation to prevent mechanical damage of the product. For detailed electric wiring and water pip-
ing, please contact authorized installer.
Some installation scenes are presented for example. As these scenes are conceptual figures, in-
staller should optimize the installation scene according to the installation conditions.
CASE 1:
Connecting Heat Emitters for Heating and Cooling
(Under floor loop, Fan Coil Unit, and Radiator)
Outdoor Indoor
Outdoor Unit
Indoor Unit
Floor heating loopFan coil unit
Radiator
High Temperature Room Thermostat(Field supply)
2way valve
(Field supply)
By-pass valve(Field supply)
Low Temperature
Shut-off valve
Typical Installation Example
Note:
• Room thermostat
- Type of thermostat and specification should be complied with chapter 4 and chapter 7 of
installation manual.
• 2way valve
- It is important to install 2way valve to prevent dew condensation on the floor and radiator while
cooling mode.
- Type of 2way control valve and specification should be complied with chapter 4 and chapter 7 of
installation manual.
- 2way valve should be installed at the supply side of the collector.
• By-pass valve
- To secure enough water flow rate, by-pass valve should be installed at the collector.
- By-pass valve should guarantee minimum water flow rate in any case. Minimum water flow rate is
described in water pump characteristics curve.
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