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SEE PRODUCT DATA FOR
ACCESSORY CONDENSATE
TRAP HEATER AND CONDENSATE
DRAIN LINE PROTECTION.
CODES AND STANDARDS
Follow all national and local codes and standards in addition
to these instructions. The installation must comply with
regulations of the serving gas supplier, local building, heating,
plumbing, and other codes. In absence of local codes, the
installation must comply with the national codes listed below and
all authorities having jurisdiction.
In the United States and Canada, follow all codes and standards for
the following:
Safety
S US: Current edition of National Fuel Gas Code (NFGC) NFPA
54/ANSI Z223.1 and the Installation Standards, Warm Air
Heating and Air Conditioning Systems ANSI/NFPA 90B
S CANADA: Current edition of National Standard of Canada,
Natural Gas and Propane Installation Code (NSCNGPIC)
CAN/CSA B149.1
General Installation
S US: NFGC and the NFPA 90B. For copies, contact the National
Fire Protection Association Inc., Batterymarch Park, Quincy,
MA 02269; or for only the NFGC contact the American Gas
Association, 400 N. Capitol, N.W., Washington DC 20001
S CANADA: NSCNGPIC. For a copy, contact Standard Sales,
CSA International, 178 Rexdale Boulevard, Etobicoke
(Toronto), Ontario, M9W 1R3, Canada
Combustion and Ventilation Air
S US: Section 9.3 of the current edition of NFPA54/ANSI Z223.1
Air for Combustion and Ventilation
S CANADA: Part 8 of the current edition of CAN/CSA B149.1,
Venting Systems and Air Supply for Appliances
Duct Systems
S US and CANADA: Current edition of Air Conditioning
Contractors Association (ACCA) Manual D, Sheet Metal and Air
Conditioning Contractors National Association (SMACNA), or
American Society of Heating, Refrigeration, and Air Conditioning
Engineers (ASHRAE) Fundamentals Handbook Chapter 35
Acoustical Lining and Fibrous Glass Duct
S US and CANADA: Current edition of SMACNA, NFPA 90B
as tested by UL Standard 181 for Class I Rigid Air Ducts
Gas Piping and Gas Pipe Pressure Testing
S US: Current edition of NFPA 54/ANSI Z223.1 NFGC; Chapters
SUPPLY AIR
Fig. 2 - - Freeze Protection and Return Air Temperature
5
5, 6, 7, and 8 and national plumbing codes.
CANADA: Current edition of CAN/CSA- -B149.1, Parts 4, 5, 6,
and 9.
In the state of Massachusetts:
S This product must be installed by a licensed plumber or gas fitter.
S When flexible connectors are used, the maximum length shall
not exceed 36 in. (914 mm).
S When lever type gas shutoffs are used they shall be T- -handle
type.
S The use of copper tubing for gas piping is not approved by the
state of Massachusetts.
Electrical Connections
S US: Current edition of National Electrical Code (NEC) NFPA
70
S CANADA: Current edition of Canadian Electrical Code CSA
C22.1
Condensate Drain Connection
S US: Current edition of National Standard Plumbing Code,
Section 8.7.
S Canada: Current edition of National Plumbing Code of
Canada in Canada.
ELECTROSTATIC DISCHARGE (ESD)
PRECAUTIONS PROCEDURE
CAUTION
!
FURNACE RELIABILITY HAZARD
Failure to follow this caution may result in unit component
damage.
Electrostatic discharge can affect electronic components.
Take precautions during furnace installation and servicing
to protect the furnace electronic control. Precautions will
prevent electrostatic discharges from personnel and hand
tools which are held during the procedure. These
precautions will help to avoid exposing the control to
electrostatic discharge by putting the furnace, the control,
and the person at the same electrostatic potential.
80
/ 27˚C
60
/ 16˚C
A150573
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