Mai 2009 KLLA
8
OPERATION (Fig. 3)
The unit is operated from one or more control panels, type CD.
.
Menu selector (chose function and move in menus)
Confirm (button to confirm choice)
Back (button to go back in menu level)
Display (information for operation settings, changes etc.)
For normal, daily use, there is no need to change settings.
Airflow and supply air temperature can be adjusted if necessary.
Symbol: Choose airflow (fan speed): Display shows:
Min. Norm. Max.
Turn the menu selector until fan symbol is marked. Confirm
Turn the menu selector to required airflow. Confirm
Minimum ventilation
Can be used when leaving the building for a longer period and at low outdoor
temperatures.
Normal ventilation
Will give required air change. Airflow and air balance is automatically
maintained.
Forced ventilation
To increase the airflow when necessary
Symbol: Choose supply air temperature: Display shows:
Min. Norm. Max.
The ventilation system will supply good air quality to the building, but only in
a very little degree contribute to heating or cooling of the room temperature.
Still it could be required to adjust the supply air temperature.
Turn the menu selector until supply air temperature is marked.
Confirm
.
Turn the menu selector and adjust up/down as required. Confirm
To obtain set supply air temperature.
Highest energy- and ventilation efficiency is obtained at low supply air
temperature.
Manual summer operation
Max.
Automatic ”Summer operation”
Supply air temp. is lower than settings: Heat recovery is cut out
Extract air temp. is lower than outdoor temp.: Supply air is being chilled in the
exchanger block
At low outdoor temperatures, reduced room temperature can be obtained by
choosing ”manual summer operation” and forced ventilation.
Manual ”summer operation”:
Turn the menu selector until supply air temperature is marked.
Confirm
.
Turn the menu selector
to
"Man. summer operation". Confirm
.
Back
Forced ventilation:
Turn the menu selector until the fan symbol is marked. Confirm
Airflow
Airflow
Additional heat
Airflow
Heat exchanger
off
Supply air
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