Installation check listConguration
System Design ApplicationsIntroduction
1Ø Electric Heater model 3Ø Electric Heater model
(L)(N)
A
WATER
TANK
HEATER
BR BL
6
L
7
N
(L)(N)
A
WATER
TANK
HEATER
BR BL
6
L
7
N
(L)(N)
A
WATER
TANK
HEATER
BR BL
6
L
7
N
(L)(N)
A
WATER
TANK
HEATER
BR BL
6
L
7
N
• Installer setting
For DHW operation 
Select on installer setup whether to use booster heater alone or both backup heater and booster 
heater.
Sterilization is required in order to suppress germs in water stored in tank when installing DHW tank.
Set up whether to enable sterilization operation, sterilization temperature and duration.
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COMPREHENSIVE APPLICATION AND INSTALLATION MANUAL
LG Electronics