LG THERMA V Installation Manual page 35

CASE 5: Connecting 3
Outdoor Indoor
Indoor Unit
Outdoor Unit
NOTE
• 3rd Party Boiler
- 3rd party boiler can be controlled by manually via remote controller or automatically itself
by means of comparing the outside air temperature and the pre-set temperature.
• 3way valve
- Type of 3way valve and specification should be complied with
manual.
High Temperature
Low Temperature
Magnetic Filter (Mandatory)
M / F
Shut-off valve
rd
Party Boiler
3 Way Valve direction
Boiler On :
Boiler Off :
Buffer
Tank
M / F
M
2way valve (Field supply)
M
3way valve (Field supply)
B
By-pass valve (Field supply)
Aquastat Valve
GENERAL INFORMATION
M
Boiler
Floor
heating loop
Air vent (Field supply)
Room Thermostat
T
(Field supply)
Pump (Field supply)
Check Valve
35
Floor Floor
heating loop heating loop
installation