General
These high efficiency, compact units employ induced
combustion, reliable hot surface ignition and high heat
transfer aluminized steel tubular heat exchangers.
The units are factory-shipped for installation in upflow
or horizontal applications and may be converted for
downflow applications.
These furnaces are designed for residential installation
in a basement, closet, alcove, attic, recreation room, or
garage and are also ideal for commercial applications.
All units are factory-assembled, wired, and tested to
ensure safe, dependable, and economical installation and
operation.
These units are Category I listed and can be common-
vented with another gas appliance in accordance with the
National Fuel Gas Code.
Certification
Safety
This is a safety alert symbol. When you see this
symbol on labels or in manuals, be alert to the potential
for personal injury.
Understand and pay particular attention to the signal
words DANGER, WARNING, or CAUTION.
DANGER indicates an imminently hazardous situation,
which, if not avoided, will result in death or serious
injury.
WARNING indicates a potentially hazardous situation,
which, if not avoided, could result in death or serious
injury.
CAUTION indicates a potentially hazardous situation,
which, if not avoided may result in minor or moderate
injury. It is also used to alert against unsafe practices and
hazards involving only property damage.
WARNING
Improper installation may create a condition where the
operation of the product could cause personal injury
or property damage. Improper installation, adjustment,
alteration, service or maintenance can cause injury
or property damage. Failure to carefully read
and follow all instructions in this manual can
result in furnace malfunction, death, personal
injury and/or property damage. Only a qualified
contractor, installer or service agency should install
this product.
WARNING
This system should be installed by personnel certified
by Johnson Controls, Inc. Personnel must be qualified
according to local, state, and national building and
safety codes and regulations. Incorrect installation
could cause leaks, electric shock, fire or explosion.
Additionally, in N.A., the US EPA regulations (40 CFR
Part 82, Subpart F) under Section 608 of the Clean Air
Act requires that technicians who maintain, service,
repair, or dispose of equipment that could release
refrigerants into the atmosphere must be certified.
WARNING
Perform the test run in its entirety to ensure normal
operation. Safety guards, shields, barriers, covers,
and protective devices must be in place while the
compressor/unit is operating. During the test run, keep
fingers and clothing away from any moving parts.
Clean up the site when finished, remembering to
check that no metal scraps or bits of wiring have been
left inside the unit being installed. After installation
work for the system has been completed, explain the
Safety Precautions, use, and maintenance of the unit
to the customer according to the information in all
manuals that accompanied the system. All manuals
and warranty information must be given to the user or
left near the Indoor Unit.
Installation Manual: RL18 Single-Stage Standard ECM Residential Gas Furnaces (Non-condensing Multi-position Standard
Low NOx)
5
Johnson Controls Ducted Systems
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