LG AHNW166A0 Owner's Manual

Page of 40
Air-to-Water Heat Pump Owner’s Manual
Owner's instruction
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.
Water Pump
This icon indicates that the water pump inside
the indoor unit is active.
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.
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. 
Monitoring Information
Owner's instruction