Typical Installation Example - LG THERMA V HN0613T Installation Manual

GENERAL INFORMATION
32

Typical Installation Example

CAUTION
!
If is installed with pre-existing boiler, the boiler and
operated together. If entering water temperature of
will stop operation to prevent mechanical damage of the product. For detailed electric wiring
and water piping, please contact authorized installer.
Some installation scenes are presented for example. As these scenes are conceptual figures,
installer should optimize the installation scene according to the installation conditions.
Note that buffer tank should be installed.
CASE 1 : Connecting Heat Emitters for Heating and Cooling & DHW
(Under floor loop, Fan Coil Unit, Radiator, and Domestic hot water)
Outdoor
Outdoor Unit
NOTE
• Room thermostat
- Type of thermostat and specification should be complied with chapter 8 and chapter 9 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 8 and chapter
9 of
- 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.
High Temperature
Low Temperature
Magnetic Filter (Mandatory)
M / F
Pump (Field supply)
Indoor
Indoor Unit
installation manual.
M
2way valve (Field supply)
B
By-pass valve (Field supply)
Room Thermostat
T
(Field supply)
is above 55 °C, the system
Domestic hot water
City water
M / F
Fan coil unit Floor
heating loop
should not be
Radiator
Shut-off valve with
strainer(Field Supply)
Shut-off valve (Field supply)
DHW Expansion vessel
(Field Supply)