Airwell YCV280, Installation And Maintenance Instructions Manual

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Energy saving
Heat recovery mode:
Reduce about 20% reduction
of heating/cooling load
HRV unit will reclaim the energy in cooling/heating operation of air
conditioner. HRV will reduce the cooling/heating load and increase
the cooling/heating efficiency.
discharging air
indoor return air
supply air
outdoor air
heat exchange element
Auto mode:
Reduce about 8% reduction
of heating/cooling load
Properly select the different operation mode can improve the
efficiency. When the cooling operation is required in winter, you'd
better use the bypass mode, refer to the below table:
operation
difference between indoor
temp. and outdoor temp.
ventilation sensor
higher efficiency mode
cooling
heating
indoor temp.>outdoor temp.
indoor temp.<outdoor temp.
indoor temp.>outdoor temp.
indoor temp.<outdoor temp.
bypass mode
heat recovery mode
heat recovery mode
bypass mode
discharging air
indoor return air
supply air
outdoor air
heat exchange element
Heat recovery mode:
discharging air
indoor return air
supply air outdoor air
heat exchange element
Bypass mode:
By prerunning mode:
Reduce about 2% reduction
of heating/cooling load
When the unit is in the prerunning mode, HRV will be at standby
state. After finishing pre-running mode, HRV will turn into normal
mode. Thus the cooling/heating load will be reduced and reach
the admired temp. quickly.
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