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Important Safety Information; Requirements & Codes - Maytag *TC Installation Instructions Manual

Two-stage condensing gas furnaces with fixed & variable speed blowers - 95.1 % afue.
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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.
REQUIREMENTS & CODES
WARNING:
The safety information listed below must be
followed during the installation, service, and
operation of this furnace. Failure to follow safety
recommendations could result in possible
damage to the equipment, serious per sonal
injury or death .
• This furnace must be installed in accordance with these
instructions, all applicable local building codes and
the current revision of the National Fuel Gas Code
(NFPA54/ANSI Z223.1) or the Natural Gas and Propane
Installation Code, CAN/CGA B149.1.
• Use only with type of gas approved for this furnace.
Refer to the furnace rating plate.
• Install this furnace only in a location and position as
specifi ed in Table 1 (page 6).
• Provide adequate combustion and ventilation air to the
furnace space as specifi ed on pages 7 - 14.
• Provide adequate clearances around the vent air intake
terminal as specifi ed in Figures 6 - 9 (pages 12 - 13).
• Combustion products must be discharged outdoors.
Connect this furnace to an approved vent system only,
as specifi ed on pages 10 - 14.
• Never test for gas leaks with an open fl ame. Use a
commercially available soap solution to check all
connections. See page 21.
• This furnace is designed to operate with a maximum
external pressure rise of 0.5 inches of water column.
Consult Tables 8 - 10 (pages 34 - 36), and the rating
plate for the proper circulating air fl ow and temperature
rise. It is important that the duct system be designed
to provide the correct fl ow rates and external pressure
rise. An improperly designed duct system can result in
nuisance shutdowns, and comfort or noise issues.
• When supply ducts carry air circulated by the furnace
to areas outside the space containing the furnace, the
return air shall also be handled by duct(s) sealed to
the furnace casing and terminating in the conditioned
space. See pages 14 - 15.
• A gas-fi red furnace for installation in a residential garage
must be installed as specifi ed on page 6.
4
• This furnace may be used for temporary heating of
buildings or structures under construction. See the
guidelines listed on pages 5.
• This furnace is not approved for installation in mobile
homes. Installing this furnace in a mobile home could
cause fi re, property damage, and/or personal injury.
• The Commonwealth of Massachusetts requires
compliance with regulation 248 CMR 4.00 and 5.00 for
installation of through – the – wall vented gas appliances
as follows:
1. For direct-vent appliances, mechanical-vent heating
appliances or domestic hot water equipment, where
the bottom of the vent terminal and the air intake is
installed below four feet above grade the following
requirements must be satisfi ed:
a.) A carbon monoxide (CO) detector and alarm shall be
placed on each fl oor level where there are bedrooms.
The detector shall comply with NFPA 720 (2005
Edition) and be mounted in the living area outside the
bedroom(s).
b.) A (CO) detector shall be located in the room that
houses the appliance or equipment and shall:
Be powered by the same electrical circuit as the
appliance or equipment. Only one service switch shall
power the appliance and the (CO) detector;
Have battery back-up power;
Meet ANSI/UL 2034 Standards and comply with
NFPA 720 (2005 Edition); and Approved and listed
by a Nationally Recognized Testing Laboratory as
recognized under 527 CMR.
c.) A Product-approved vent terminal must be used,
and if applicable, a product-approved air intake must
be used. Installation shall be in strict compliance
with the manufacturer's instructions. A copy of the
installation instructions shall remain with the appliance
or equipment at the completion of the installation.
d.) A metal or plastic identifi cation plate shall be mounted
at the exterior of the building, four feet directly above
the location of vent terminal. The plate shall be of
suffi cient size, easily read from a distance of eight
feet away, and read "Gas Vent Directly Below".
2. For direct-vent appliances, mechanical-vent heating
appliances or domestic hot water equipment where
the bottom of the vent terminal and the air intake is
installed above four feet above grade the following
requirements must be satisfi ed:
a.) A (CO) detector and alarm shall be placed on each
fl oor level where there are bedrooms. The detector
shall comply with NFPA 720 (2005 Edition) and be
mounted in the living area outside the bedroom(s).
b.) The (CO) detector shall:
Be located in the room that houses the appliance or
equipment;
Be hard-wired or battery powered or both.
Shall comply with NFPA 720 (2005 Edition).
c.) A product-approved vent terminal must be used,
and if applicable, a product-approved air intake must
be used. Installation shall be in strict compliance

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