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Heating Unit Installed Parallel to Air Handler Unit
Heating Unit Installed Upstream of Cooling Unit
Figure 2.
When installed, this furnace must be electrically grounded
according to local codes. In addition, in the United States,
installation must conform with the current National
Electric Code, ANSI/NFPA No. 70. The National Electric
Code (ANSI/NFPA No. 70) is available from the following
address:
National Fire Protection Association
1 Battery March Park
Quincy, MA 02269
NOTE: This furnace is designed for a minimum continuous
return air temperature of 60° F (16°C) or an intermittent
operation down to 55° F (13°C) dry bulb for cases where
a night setback thermostat is used. Return air temperature
must not exceed 85° F (29°C) dry bulb.
This furnace may be installed in alcoves, closets, attics,
basements, garages, and utility rooms in the upflow or
horizontal position.
This furnace design has not been certified for installation in
mobile homes, recreational vehicles, or outdoors.
Use of Furnace as a Construction Heater
Units may be used for heating of buildings or structures
under construction, if the following conditions are met to
ensure proper operation.
DO NOT USE THE UNIT FOR CONSTRUCTION HEAT
UNLESS ALL OF THE FOLLOWING CRITERIA ARE
MET:
a.
Furnace must be in its final location. The vent system
must be permanently installed per these installation
instructions.
b.
Furnace must be installed as a two pipe system
and one hundred percent (100%) outdoor air must
507335-03
be provided for combustion air requirements during
construction.
c.
A room thermostat must control the furnace. The use
of fixed jumpers that will provide continuous heating is
prohibited.
d.
The input rate and temperature rise must be set per
the furnace rating plate.
e.
Supply and Return air ducts must be provided and
sealed to the furnace. Return air must be terminated
outside of the space where furnace is installed.
f.
Return air temperature range between 60°F (16°C)
and 80°F (27°C) must be maintained.
g.
MERV 11 or greater air filters must be installed in
the system and must be regularly inspected and
maintained (e.g., regular static checks and replaced at
end of life) during construction.
h.
Blower and vestibule access panels must be in place
on the furnace at all times.
i.
The furnace heat exchanger, components, duct
system, and evaporator coils must be thoroughly
cleaned following final construction clean−up.
j.
Air filters must be replaced upon construction
completion.
k.
All furnace operating conditions (including ignition,
input rate, temperature rise and venting) must
be verified in accordance with these installation
instructions.
EQUIPMENT
COMPONENT FAILURE AS A RESULT OF FAILURE TO
FOLLOW THE ABOVE INSTALLATION INSTRUCTIONS.
FAILURE TO FOLLOW THE ABOVE INSTALLATION
INSTRUCTIONS
EQUIPMENT
LIMITED
DISCLAIMS ALL LIABILITY IN CONNECTION WITH
INSTALLER'S FAILURE TO FOLLOW THE ABOVE
INSTALLATION INSTRUCTIONS.
NOTWITHSTANDING THE FOREGOING, INSTALLER
IS RESPONSIBLE FOR CONFIRMING THAT THE USE
OF CONSTRUCTION HEAT IS CONSISTENT WITH
THE POLICIES AND CODES OF ALL REGULATING
ENTITIES. ALL SUCH POLICIES AND CODES MUST BE
ADHERED TO.
General
These instructions are intended as a general guide and do
not supersede local codes in any way. Consult authorities
having jurisdiction before installation.
In addition to the requirements outlined previously, the
following general recommendations must be considered
when installing one of these furnaces:
Issue 2302
MAY
EXPERIENCE
VOIDS
THE
MANUFACTURER'S
WARRANTY.
PREMATURE
ALLIED
AIR
Page 5 of 39
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