LG THERMA V HN0613T Installation Manual page 34

GENERAL INFORMATION
34
CASE 3 : Connecting 3
Outdoor Indoor
Outdoor Unit
NOTE
rd
• 3 party Boiler
- You can control the boiler automatically and manually by comparing the outside
temperature and the set temperature.
High Temperature
Low Temperature
Magnetic Filter (Mandatory)
M / F
Pump (Field supply)
Check Valve
rd
Party Boiler
City water
M / F
Indoor Unit
M
2way valve (Field supply)
B
By-pass valve (Field supply)
Room Thermostat
T
(Field supply)
Air vent (Field supply)
DHW Expansion vessel
(Field Supply)
Domestic
hot water
Buffer
Tank
Boiler
Floor Floor Floor
heating loop heating loop heating loop
Shut-off valve with
strainer(Field Supply)
Shut-off valve (Field supply)
Aquastat V/V
Buffer tank (Field Supply)