Instruction Manual

24
General Information
RN Series packaged rooftop units, heat
pumps and outdoor air handling units have
been designed for outdoor installation only.
Units are assembled, wired, charged and run
tested at the factory.
Startup and service must be performed by a
Factory Trained Service Technician.
Certification of Gas Heat Models
a. AAON gas heat exchangers have
successfully completed 10,000 burner
operation cycles and corrosion resistance
as specified per test standard ANSI
21.47. All gas heat exchangers used in
AAON appliances are certified for use
downstream of evaporator or cooling
coils.
b. Certified as a Category III forced air
furnace with or without cooling.
c. Certified for outdoor installation only.
d. Certified for installation on a
combustible roof with a minimum of 12”
high curb.
Certification of Steam or Hot Water Heat
Models
a. Certified as a forced air heating system
with or without cooling.
b. Certified for outdoor installation only.
c. Certified for installation on a
combustible roof with a minimum of 12”
high curb.
Certification of Electric Heat Models
a. Certified as an electric warm air furnace
with or without cooling.
b. Certified for outdoor installation only.
c. Certified for installation on a
combustible roof with a minimum of 12”
high curb.
Certification of Cooling Models
a. Certified as a commercial central air
conditioner with or without electrically
operated compressors.
b. Certified for outdoor installation only.
c. Certified for installation on a
combustible roof with a minimum of 12”
high curb.
d. Certified with refrigerant R-410A coils
or with chilled water cooling coils.
Codes and Ordinances
RN Series units have been tested and
certified, by ETL, in accordance with UL
Safety Standard 1995/CSA C22.2 No. 236,
ANSI Safety Standard Z21.47b-2008/CSA
2.3b-2008, and ANSI Safety Standard
Z83.8-2006/CSA 2.6-2006.
System should be sized in accordance with
the American Society of Heating,
Refrigeration and Air Conditioning
Engineers Handbook.
Improper installation, adjustment,
alteration, service, or maintenance
can cause property damage,
personal injury or loss of life. Startup
and service must be performed by a
Factory Trained Service Technician.
A copy of this IOM should be kept
with the unit.
WARNING
These units must not be used for
heating or cooling at any time during
any phase of construction. Very low
return air temperatures, harmful
vapors, and misplacement of the
filters will damage the unit and its
efficiency.
CAUTION