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Owner's instruction
Owner's Instruction
Monitoring Information
ELECTRIC HEATER STEP ONE
ELECTRIC HEATER STEP TWO
These icons indicate that the backup electric heater which is located inside the indoor unit is
operating.
SANITARY WATER TANK HEATER
This icon indicates that sanitary water tank electric heater which is located inside sanitary
water tank is active.
The icon is not used when sanitary water tank is not installed.
WATER PUMP
This icon indicates that the water pump inside the indoor unit is active.
AUXILIARY SOLAR THERMAL PUMP
This icon indicates that auxiliary solar thermal pump is active.
NOTE : As installation of auxiliary solar thermal pump is not compulsory but recommendation
according to field condition, this icon can be seen although no auxiliary solar thermal pump is
installed.
DEFROSTING
This icon indicates that the defrost mode is active.
In space heating operation or sanitary water tank heating operation, freezing of the outdoor
heat exchanger may be occured due to low outdoor temperature and humidity. If this risk
occurs, the product goes into defrost operation. It reverses the cycle and takes heat from the
indoor system to prevent freezing of the outdoor system. This mode is automatically operat-
ing.
MAINTAIN LOWEST TEMPERATURE
The purpose of this mode is maintaining the temperature to prevent damage by freezing of
water pipe.
DISINFECTION
This icon indicates disinfecting operation is ongoing in sanitary water tank.
OUTDOOR
This icon indicates that the outdoor unit is active.
CHILD LOCK
NO FUNCTION
10 Air-to-Water Heat Pump
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