Owners manual

16 Ventilator
Characteristics
Exhaust air
Outdoor air
Total Heat Exchanger
Damper
Return Air
Supply Air
Exhaust air
Outdoor air
Total Heat Exchanger
Damper
Return Air
Supply Air
Exhausts indoor air via the Total Heat Exchanger outdoor.
• The outdoor air heat exchanged is supplied to indoor. Operate the ventilator in the
Ventilation via Total heat exchanger in summer/winter when cool/heat operation is done.
Ventilation via Total Heat Exchanger
Exhausts the polluted indoor-air directly without via the Total Heat
Exchanger.
• Operate the ventilator in the Normal Ventilation in spring/autumn when the Total heat exchanger
is not required.
Normal Ventilation
CAUTION: In case of high outdoor pollution degree like yellow sand please pause the
ventilator.