2
SAFETY CONSIDERATIONS
Improper installation adjustment, alteration, service,
maintenance, or use can cause explosion, fire, electrical
shock, or other conditions which may cause death,
personal injury, or property damage. Consult a qualified
installer, service agency, or your distributor or branch for
information or assistance. The qualified installer or agency
must use factory--authorized kits or accessories when
modifying this product Refer to the individual instructions
packaged with the kits or accessories when installing.
Follow all safety codes. Wear safety glasses, protective
clothing, and work gloves. Use quenching cloth for brazing
operations. Have a fire extinguisher available. Read these
instructions thoroughly and follow all warnings or cautions
included in literature and attached to the unit. Consult local
building codes, the current editions of the National
Electrical Code (NEC) NFPA 70.
In Canada refer to the current editions of the Canadian
electrical Code CSA C22.1.
Recognize safety information. This is the safety--alert
symbol
. When you see this symbol on the unit and in
instructions or manuals, be alert to the potential for
personal injury. Understand these signal words; DANGER,
WARNING, and CAUTION. These words are used with the
safety--alert symbol. DANGER identifies the most serious
hazards which
will
result in severe personal injury or
death. WARNING signifies hazards which
could
result in
personal injury or death. CAUTION is used to identify
unsafe practices which
may
result in minor personal injury
or product and property damage. NOTE is used to
highlight suggestions which
will
result in enhanced
installation, reliability, or operation.
NOTE: Installer: This manual should be left with the
equipment user.
FIRE, EXPLOSION, ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal
injury, death, and/or property damage.
Installation and servicing of this equipment can be
hazardous
due
to
mechanical
and
electrical
components. Only trained and qualified personnel
should install, repair, or service this equipment.
!
WARNING
FIRE, EXPLOSION HAZARD
Failure to follow this warning could result in personal
injury, death, and/or property damage.
Do not store or use combustible materials, gasoline, or
other flammable vapors and liquids in the vicinity of this or
any other appliance.
WARNING
!
ELECTRICAL SHOCK HAZARD
Failure to follow this warning could result in personal injury
and/or death.
Before performing recommended maintenance, be sure
the main power switch to unit is turned off and lock--out tag
is installed.
!
WARNING
ELECTRICAL SHOCK AND OPERATION HAZARD
Failure to follow this warning could result in personal
injury, death or property damage.
Do not use this unit if any part has been underwater.
Immediately call a qualified service technician to inspect
the unit and to replace any part of the control system which
has been under water.
!
WARNING
ELECTRICAL SHOCK AND CUT HAZARD
Failure to follow this warning could result in personal injury,
death or property damage.
When
removing
access panels or performing
maintenance functions inside your unit, be aware of sharp
sheet metal parts and screws. Although special care is
taken to reduce sharp edges to a minimum, be extremely
careful when handling parts or reaching into the unit.
!
WARNING
TO START UNIT:
1. Turn on the electrical power supply to unit.
2. Set MODE control to desired mode and select
temperature.
TO SHUT OFF UNIT:
NOTE: If the unit is being shut down because of a
malfunction, call your dealer as soon as possible.
1. Set system MODE control to OFF.
2. Turn off the electrical power supply to unit.
Cooling Mode
With the SYSTEM or MODE control set to COOL, your unit
will run in cooling mode until the indoor temperature is
lowered to the level you have selected. On extremely hot
days, your unit will run for longer periods at a time and have
shorter “off” periods than on moderate days.
Heating Mode
With the SYSTEM or MODE control set to HEAT, your unit will
run in heating mode until the room temperature is raised to
the level you have selected. Of course, your unit will run for
longer periods to maintain a comfortable environment on
cooler days and nights than on moderate ones.
Supplemental Heat
Your unit is your primary heating source. Your system may
also be equipped with a supplemental heating source such
as electric heat. On cold days and nights, your system will
automatically turn on the supplemental heat, as needed, in
order to maintain the level of comfort you have selected.
