DIRECT OR NON--DIRECT VENT
GAS FURNACE
FAN ASSISTED,
International Comfort Products, LLC
Lewisburg, TN 37091
INSTALLER: Affix these instructions
on or adjacent to the furnace.
CONSUMER: Retain these
instructions for future reference.
Ò
Ò
CARBON MONOXIDE POISONING AND FIRE
HAZARD.
Failuretofollowsafetywarningsexactlycould
result in serious injury, death, and/or property
damage.
This furnace is not designed for use in mobile
homes, trailers or recreational vehicles.
!
WARNING
!
ELECTRIC SHOCK HAZARD
Failure to follow safety
warnings exactly could result
in serious injury and/or death.
Turn Off All Power Before
Servicing.
WARNING
* Denotes Brands (C, H, T)
PrintedinU.S.A. 07/18/2005 440 01 2021 (01)
*9MPT & *9MPV
SAFETY REQUIREMENTS
Recognize safety information. This is the safety--alert symbol
!
. When you see this symbol on the furnace and in instructions manuals be alert to
the potential for personal injury.
Understand the signal words DANGER,WARNING,or CAUTION. These words are used with the safety--alert symbol. DANGER identifies the most
serious hazards, those that willresult in severe personal injury or death. WARNING signifies a hazard that could result in personal injury or death.
CAUTION is used to identify unsafe practices that mayresult in minor personal injury or product and property damage. NOTE is used to highlight
suggestions that will result in enhanced installation, reliability, or operation.
Installing and servicing heating equipment can be hazardous due to gas and electrical components. Only trained and qualified personnel should
install, repair, or service heating equipment.
Untrained service personnel can perform basic maintenance functions such as cleaning and replacing air filters. All other operations must be
performed by trained service personnel. When working on heating equipment, observe precautions in the literature, on tags, and on labels attached
to or shipped with the unit and other safety precautions that may apply .
Follow all safety codes. In the United States, follow all safety codes including the current edition National Fuel Gas Code (NFGC) ANSI
Z223.1--2002/NFPA No. 54--2002. In Canada, refer to the current edition of the National Standard of Canada Natural Gas and Propane Installation
Code (NSCNGPIC) CSA B149.1--05. Wear safety glasses and work gloves. Have fire extinguisher available during start--up and adjustment
procedures and service calls.
These instructions cover minimum requirements and conform to existing national standards and safety codes. In some instances, these instructions
exceed certain local codes and ordinances, especially those that may not have kept up with changing residential construction practices. We require
these instructions as a minimum for a safe installation.
Table of Contents
1. Safe Installation Requirements 3...................
2. Installation 4..................................
3. Combustion & Ventilation Air 8....................
4. Vent & Combustion Air Piping 11...................
5. Concentric Vent Termination 29....................
6. Gas Supply and Piping 32........................
7. Electrical Wiring 35............................
8. Ductwork and Filter 37.........................
9. Checks and Adjustments 40.....................
10. Furnace Maintenance 43........................
11. Sequence of Operation & Diagnostics *9MPV 44......
12. Sequence of Operation & Diagnostics *9MPT 46......
Tech Support and Parts 49.........................
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