Sears 9MPD - Manual

N9MP1 & N9MP2
*9MPD
tefeDfeteîi
90
+
Single Stage
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5/\pgjY REQUIREMENTS
Recognize safety information. This is the safetv-alert symbol/^ . When you see this symbol on the furnace and in instructions or 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 will result 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 could result in minor personal injury or product and property damage.
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) NFPA No.
54/ANSIZ223.1. In Canada, refer to the current edition of the National Standard Canada CAN/CGA-B149.1 - and .2-M91 Natural Gas and Propane
Installation Codes (NSCNGPIC). 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 requre
these instructions as a minimum for a safe installation.
FAN ASSISTED, DIRECT VENT GAS FURNACE
ama
Manufactured by:
International Comfort Products Corporation (USA)
Lewisburg, TN 37091
Table of Contents
1. Safe Installation Requirements...................................... 4
2. Installation...................................................................... 5
3. Combustion & Ventilation Air.......................................... 8
4. Vent & Combustion Air Piping ..................................... 11
5. Gas Supply and Piping................................................. 30
6. Electrical Wiring........................................................... 33
Electric Shock Hazard.
Turn Off All Power Before
Servicing.
Failure to do so can result
in death, personal injury
and/or property damage.
7. Ductwork and Filter ......................................................34
8. Checks and Adjustments ............................................ 38
9. Furnace Maintenance .................................................. 39
10. Sequence of Operation & Diagnostics........................40
11. Concentric Vent Termination...................................... 44
12. Tech Support and Parts.............................................. 49
WARMIIUG
FIRE OR EXPLOSION HAZARD
This furnace is not designed for use in mobile
homes, trailers or recreational vehicles.
Such use could result in death, bodily injury
and/or property damage.
Printed in U.S.A. LP1 12/03/2002
440 01 1114 (00)