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INTRODUCTION
MAIN PARTS OF THE VENTILATION UNIT
R model in the figure
EXTRACT AIR FAN (BEHIND THE PROTECTIVE COVER)
SUPPLY AIR FAN (BEHIND THE EXTRACT AIR DUCT)
OUTDOOR AIR FILTER F7
HEAT RECOVERY CELL
SUMMER/WINTER DAMPER
OUTDOOR AIR FILTER G4
EXTRACT AIR FILTER G4
POST-HEATING RADIATOR (BEHIND THE EXTRACT AIR DUCT)
SAFETY SWITCH
CONTROL PANEL
CARBON DIOXIDE SENSOR
HUMIDITY SENSOR
INTERNAL HUMIDITY SENSOR
INTRODUCTION