Characteristics
Ventilation via Total Heat Exchanger
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.
Exhaust Air
Outdoor Air
Total Heat Exchanger
Normal Ventilation
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.
Exhaust Air
Outdoor Air
Total Heat Exchanger
!
CAUTION
In case of high outdoor pollution degree like yellow sand please pause the ventilator.
Characteristics
Damper
Return Air
Supply Air
Damper
Return Air
Supply Air
Owner's Manual 13