27
Display Explanation
18: ZONE1, ZONE2
20: HOT WATER
Display
Description
Display
Description
Lights when floor heater or radiator
is connected (when the system has
floor heater or radiator).
Lights when hot water supply system is
connected (when the system has hot
water supply).
ZONE1 selected for Temperature
to be changed.
Lights when system configured to
have 2 zones.
ZONE2 selected for Temperature
to be changed.
HOT WATER selected for Temperature
to be changed.
Lights during heating or cooling
operation using the heat pump.
Lights when hot water supply operation
is performed by heat pump.
Lights when the internal heater is
energized during heating
operation.
Lights when the internal heater is
energized during hot water supply
operation.
Lights when heating is selected.
Lights during hot water supply operation.
Lights when cooling is selected.
Lights while hot water boost is activated.
Lights when the FROST
PROTECTION button is pressed
and goes out when the button is
pressed again.
Lights when the ANTI BACTERIA button
is pressed and goes out when the button
is pressed again.
Lights when Auto operation is
selected.
Lights when unit enters the data set
mode.
Displays heating/cooling set
temperature. (Heating: 20 to 55°C,
factory setting: Auto, cooling: 7 to
25°C) Goes out when Auto
operation is selected.
Displays hot water set temperature.
(40 to 75°C, factory setting: 65°C)
°C
Lights when the set temperature or
sensor's water temperature is
displayed with the 7-segment
indicator.
°C
Lights when the set temperature or
sensor's water temperature is displayed
with the 7-segment indicator.