Symbol Description
Operating mode On/Auto
(This is normal mode).
All activated functions are on. By factory default, heating and
hot water is produced. Compressor and internal immersion
heater are controlled automatically.
Operating mode Auxiliary heater only.
This setting can be often be used as "emergency mode" for
heating and hot water if the compressor is blocked for opera-
tion.
Compressor is off, but by factory default the unit can produce
heating and hot water with the internal immersion heater, in
case of certain alarms, and/or during installation and commis-
sioning of the heat pump. External functions are on. This oper-
ating mode will increase the energy consumption compared
to " Auto" mode.
Operating mode Off.
All functions are off. Components inside the heat pump are
still current carrying.
The heat pump will not produce any heating or hot water.
Risk of freezing!
User Guide Athena
AWAT01UG0102 Thermia AB
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