Owner's manual

3
GENERAL DESCRIPTION
CERTIFICATION
• GAS HEAT MODELS
(a) Design Certified as a forced air furnace with or without cooling unit.
(b) Certified for outdoor installation only.
(c) Certified for installation on combustible roof with a minimum of 12" high curb.
(d) Certified with heat exchanger located downstream from evaporator coil.
• STEAM OR HOT WATER HEAT MODELS
(a) Certified as a forced air furnace with or without cooling unit.
(b) Certified for outdoor installation only.
(c) Certified for installation on combustible roof with a minimum of 12" high curb.
(d) ARI certified hot water coils.
• ELECTRIC HEAT MODELS
(a) Certified as an electric warm air furnace with or without cooling unit.
(b) Certified for outdoor installation only.
(c) Certified for installation on combustible roof with a minimum of 12" high curb.
• COOLING MODELS
(a) Certified as a commercial central air-conditioner with or without electrically operated compressor.
(b) Certified for outdoor installation only.
(c) Certified for installation on combustible roof with a minimum of 12" high curb.
(d) ARI certified coils.
The units are designed as self-contained heating, cooling
or combination units for outdoor installation only, using
the refrigerant shown on the rating plate, chilled water,
natural or propane gas, electric resistance, steam or hot
water.
UNPACKING
When received, the unit should be checked for damage
that might have occurred in transit. If damage is found,
it should be noted on the carrier's Freight Bill. A request
for inspection by carrier's agent should be made in
writing at once.
CODES AND ORDINANCES
System should be sized in accordance with National
Warm Air Heating and Air Conditioning Association
Literature, or the Guide of American Society of Heating,
Refrigeration and Air Conditioning Engineers. The
installation must conform with local building codes or, in
the absence of local codes with (United States) National
Fuel Gas Code "ANSI-Z223.1", (Canada) current CAN /
CGA- B149.1 or . 2. Installation Codes for Gas Burning
Appliances and Equipment, current C.S.A. Standard
C22.1, Canadian Electrical Code Part 1, and C.S.A.
Standard B52 Mechanical Refrigeration Code, and Local
Plumbing or Waste Water Codes.
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! WARNING
Improper installation, adjustment, alteration,
service or maintenance can cause property
damage, personal injury or loss of life.
Installation and service must be performed
by a qualified installer, service agency
or the gas supplier.
NOTE: These units must not be used as a
"construction heater" 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.
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The Clean Air Act of 1990 bans the
intentional venting of refrigerant (CFC's and
HCFC's) as of July 1, 1992. Approved
methods of recovery, recycling or reclaiming
must be followed. Fines and/or incarceration
may be levied for non-compliance.
! IMPORTANT