Honeywell TrueFRESH™ Ventilation System 사용자 매뉴얼

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Description
• Heat Recovery Core: A polypropylene cross-flow 
type it is designed to transfer the heat between 
both exhaust & supply air streams without 
allowing any contamination or mixing of both air 
streams to maximize the efficient and improve 
your indoor air quality.
• Condensate Drain Pan & Drainage Hose: 
Captures the water that accumulates during 
the heat transfer and defrosts sequence in 
the fall, winter & early spring seasons. Drain 
hose is connected to the drain pan and serves 
as drainage for the accumulation of water. It 
is normal during summer months to find no 
condensation in drain pan or in drainage hose.
• Automatic Defrost Sequence: The ERV and HRV 
units are equipped with an automatic defrost 
feature to eliminate any ice build up on the core. 
Automatic defrost is initiated once every hour 
when the fresh air supply temperature drops to 
23°F (-5°C) or colder. 
-  The defrost cycle operates by turning off the 
supply fan while continuing to operate the 
exhaust fan. 
-  The exhaust fan speed is adjusted 
proportionally based on the outdoor 
temperature, initially operating at low speed. 
-  As the outdoor temperature continues to 
drop, the exhaust fan speed will increase, 
and will operate at maximum speed when 
the outdoor temperature is -4°F (-20°C) or 
less.
-  Defrost cycle runs for 4 minutes with the 
supply fan off, followed by 40 minutes of 
continuous normal operation.
-  Defrost cycles will continue to repeat as long 
as the temperature is 23°F (-5°C) or less.
• Fresh Air from Outside Port (A): Inlet for fresh 
outdoor air.
Ventilation System with Recirculation 
Mode
A. Fresh air from outside
B. Exhaust air to outside
C. Exhaust air from home
D. Fresh air to home
A
B
C
D
• Fresh Air from Outside Port (A): Inlet for fresh 
outdoor air.
• Exhaust Air to Outside Port (B): Outlet for 
exhausting stale, humid and contaminated air 
to the outdoors after transferring its heat to the 
recovery core.
• Exhaust Air From Home Port (C): Exhausts stale, 
humid and contaminated air to the outside from 
multiple location of the home or from the return 
air of the forced air system, prior to passing 
threw the heat recovery core. Ex: Bathroom, 
laundry room, etc.
• Fresh Air to Home Port (D): Introduces & 
distributes clean & fresh air to your home. The 
homes fresh air ports are normally installed in 
the main living areas or in the return/supply 
duct of the forced air system. Ex: Living room, 
bedrooms, recreation rooms, etc.
• Control Panel: Selects your ventilation modes 
(OFF, CONT or INTER), also to adjust your 
continuous airflow rates: Increasing (+)/
Decreasing (-).
• Synthetic Filters: Capture the largest particle and 
protects your heat recovery core from potential 
obstruction by these particles.
TrueFRESH™ Ventilation System   69-2481EF—01
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