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IMPORTANT SAFETY INFORMATION
Please read all instructions before servicing this equipment.
Pay attention to all safety warnings and any other special
notes highlighted in the manual. Safety markings are used
frequently throughout this manual to designate a degree or
level of seriousness and should not be ignored. WARNING
indicates a potentially hazardous situation that if not avoided,
could result in personal injury or death. CAUTION indicates a
potentially hazardous situation that if not avoided, may result
in minor or moderate injury or property damage.
WARNING:
ELECTRICAL SHOCK, FIRE OR
EXPLOSION HAZARD
Failure to follow safety warnings exactly could
result in serious injury, death, or property damage.
Improper servicing could result in dangerous
operation, serious injury, death or property
damage.
• Before servicing, disconnect all electrical power
to furnace.
• When servicing controls, label all wires prior to
disconnecting. Reconnect wires correctly.
• Verify proper operation after servicing.
WARNING:
These units are fully charged with R-410A refrigerant
and ready for installation. When a system is installed
according to these instructions, no refrigerant
charging is required. If repairs make it necessary for
evacuation and charging, it should only be attempted
by qualified, trained personnel thoroughly familiar
with this equipment. Some local codes require
licensed installation service personnel to service
this type of equipment. Under no circumstances
should the homeowner attempt to install and/or
service this equipment. Failure to comply with this
warning could result in equipment damage, personal
injury, or death.
WARNING:
Do not place combustible material on or against the
unit cabinet. Do not place combustible materials,
including gasoline and any other flammable vapors
and liquids, in the vicinity of the unit.
WARNING:
PROPOSITION 65 WARNING: This product contains
fiberglass wool, a product known to the state of
California to cause cancer. Disturbing the insulation
of this product during installation, maintenance, or
repair will expose you to fiberglass wool.
• Breathing this material may cause respiratory
irritations or may cause lung cancer.
• Fiberglass wool may also cause eye irritation,
skin sensitization, or other allergic responses in
susceptible individuals.
• Always wear goggles, disposable gloves, long
sleeved shirt, and appropriate breathing protection
when working near this insulation. If contact with
skin occurs, wash immediately with soap and water.
In case of contact with eyes, flush immediately with
water for at least 15 minutes. Contact a physician
if needed.
WARNING:
The information listed below and on the next page
must be followed during the installation, service,
and operation of this unit. Unqualified individuals
should not attempt to interpret these instructions
or install this equipment. Failure to follow safety
recommendations could result in possible damage
to the equipment, serious personal injury or death.
• Before beginning the installation, verify that the unit model
is correct for the job. The unit model number is printed on
the data label. Follow all precautions in the literature, on
tags, and on labels provided with the equipment. Read and
thoroughly understand the instructions provided with the
equipment prior to performing the installation and operational
checkout of the equipment.
• Never test for gas leaks with an open flame. Use
a commercially available soap solution to check all
connections. See
page
• Installation of equipment may require brazing operations.
Installer must comply with safety codes and wear appropriate
safety equipment (safety glasses, work gloves, fire
extinguisher, etc.) when performing brazing operations.
• This equipment is NOT to be used for temporary heating
of buildings or structures under construction.
• Use caution when handling this appliance or removing
components. Personal injury can occur from sharp metal
edges present in all sheet metal constructed equipment.
• Follow all precautions in the literature, on tags, and on
labels provided with the equipment. Read and thoroughly
understand the instructions provided with the equipment
prior to performing the installation and operational checkout
of the equipment.
• The installer should become familiar with the units wiring
diagram before making any electrical connections to the
unit. See the unit wiring label or
Figure 13 (page
24).
12.
Figure 12 (page 23)
and
3
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