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4
Dedicated Outdoor
Air System (DOAS) Installation and Operation Manual
SAFETY PRECAUTIONS
The instructions below must be followed to prevent product malfunction, property damage, injury or death to the user or other people.
Incorrect operation due to ignoring any instructions will cause harm or damage. The level of seriousness is classified by the symbols
described below.
All electric work must be performed by a licensed electrician
and conform to local building codes or, in the absence of local
codes, with the National Electrical Code NFPA 70/ANSI C1-1993
or current edition, and the instructions given in this manual.
If the electrical work is not performed properly, it may result in fire,
electric shock, physical injury and/or death.
The customer should not install, remove, or re-install the unit.
There is risk of fire, electric shock, physical injury and/or death.
The dealer or an authorized technician should install the unit.
Improper installation by the user may result in water leaks, fire,
electric shock, physical injury and/or death.
For re-installation of an installed unit, always contact the dealer
or an authorized technician.
There is risk of fire, electric shock, physical injury and/or death.
Be very careful when transporting the product.
DOAS
weight and size preclude one person carrying the unit. Use
two or more people to transport the product without the assistance of
mechanical transport equipment. There is a risk of personal injury.
Do not handle DOAS without the use of gloves and protective
clothing. The product may have sharp edges.
There is a risk of personal injury.
Dispose the packing materials safely.
Destroy the structure of plastic packaging and boxes to prevent
children from playing with them. There is a risk of injury, suffocation
and / or death to humans, animals and wildlife.
Do not install the unit on an unstable structure.
It may result in the failure of the structure, property damage,
equipment damage, and / or personal injury or death.
R410A refrigerant creates toxic gases when burned. Do not
store or use flammable products near the unit.
There is risk of product failure, fire, and physical injury and/or death.
Replace all control box and panel covers after completing work.
Failure to do so may result in dust or water infiltration, causing fire,
electric shock, physical injury and/or death.
Always wear safety glasses and work gloves when installing
the product. A rapid release of R410A refrigerant may cause
frostbite.
Do not use oxygen, acetylene or air in place of refrigerant and
dry nitrogen for leak testing.
There is a risk of explosion resulting in physical injury and/or death.
Properly insulate all cold surfaces when installing this product.
Uninsulated cold surfaces may generate condensate that may drip
and cause water damage to wall and floors.
This product is engineered to be used for conditioning of
outdoor air only. It is not to be used in applications that require
precision cooling or heating such as data centers, food preser-
vation, wine coolers, refrigeration and / or freezer applications.
There is risk of property damage.
Provide field-installed electrical isolation devices to protect
sensitive equipment sharing a power source with this product.
Provide sufficient protection against the effects of
electromagnetic fields (EMF) and electrical noise.
Inverter equipment, private power generators, high-frequency
medical equipment, or radio communication equipment may cause
the air conditioner to malfunction
.
Provide sufficient electrical system protection against
lighting strikes.
The risk is loss of warranty, product damage, and / or complete loss
of the product.
Ductwork and other installed airflow restriction devices such as
filters shall not exceed the rated maximum static pressure limits
of the DOAS fan assembly.
Doing so may cause product malfunction.
This symbol indicates a potentially hazardous situation which, if not avoided, may result in death, serious
injury, property damage or equipment damage.
This symbol indicates additional helpful information such as an explanation, a comment, or a clarification
about the subject.
This symbol indicates a recommendation or tip. Recommendations instruct the user to apply the suggested
practice to ensure the best operating results in order to achieve the maximum benefit of the product. Tips
contain practical information that may help the user solve a problem or describe actions that may save time.
Roughing-In
Summary of Contents for ARND20BDAR2
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