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Heating modes for liquid heaters:
Heater will operate till the certain coolant temperature is
reached then shuts off the combustion process. After the
temperature of the coolant drops heating will start again.
ECO MODE
(only for FLOW 14D)
Pre-heating mode with reduced power and fuel consuption.
Temperature of the coolant is reached slower than in “Pre-
heating mode.”
THERMOSTAT MODE
(only for Flow 5)
Heater will operate till the specified interior temperature is
reached then shuts off the combustion process. After the
temperature drops by specified degrees heating will start
again. Temperature is read by control panel.
*for setting up “Thermostat mode” see instructions for AIR
heaters.
Default settings of the coolant temperature is 88°C for Flow 5 and 80°C for Flow
14D. Default value for Flow 14D cannot be changed.
Temperature drop of the coolant is 18°C for Flow 5 and 20°C for Flow 14D.
Setting Pre-heating or ECO mode
Select “Pre-heating” or “ECO” from the menu.
Set work time and confirm.
When mode is active, respective symbol is shown
on the main screen
In “Ventilation” menu, heater can be set to ventilate air without the
combustion process. Ventilation can be set at desired power level and
duration.
To set ventilation mode select the “Ventilation” menu from the main menu by pressing the
knob once.
Work time can be set in a range from 30 min up to infinity, with step of:
• after 12h next step is ∞.
AUTOTERM FLOW liquid heaters and AUTOTERM AIR 8D air heater does not
support ventilation mode!
It is impossible to switch to ventilation mode while heater is operating in one of the
heating modes!
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