USER'S INFORMATION MANUAL
Gas-Fired Furnace
READ ALL INSTRUCTIONS IN THIS MANUAL AND RETAIN THIS AND ALL ADDITIONAL INSTRUCTIONS FOR FUTURE REFERENCE.
Congratulations...
...you have one of the most modern gas furnaces made.
Your unit has been carefully selected to keep you warm
and comfortable during the winter months. It will deliver
superb performance with only minimal help from you.
To keep your operating costs low and to eliminate
unnecessary service calls, we have provided a few
guidelines. These guidelines will help you understand
how your gas furnace operates and how to maintain it so
you can get years of safe and dependable service.
GAMA Certified
The Gas Appliance Manufacturers Association (GAMA)
symbol verifies that Annual Fuel Utilization Efficiency
(AFUE) ratings for our gas furnaces have been derived
from U.S. Government standard tests.
CSA International Design Certified
The CSA International symbols on each nameplate is
your assurance that your furnace design meets nationally
recognized standards for safety and performance.
—
Do not store or use gasoline or other
flammable vapors and liquids in the
vicinity of this or any other appliance.
— What to do if you smell gas:
• Do not try to light any appliance.
• Do not touch any electrical switch; do
not use any phone in your building.
• Leave the building immediately.
• Immediately call your gas supplier from
a neighbor's phone. Follow the gas
supplier's instructions.
• If you cannot reach your gas supplier,
call the fire department.
— Installation and service must be
performed by a qualified installer,
service agency or the gas supplier.
FIRE OR EXPLOSION HAZARD
Failure to follow safety warnings exactly
could result in serious injury death or
property damage.
TABLE OF CONTENTS
SAFETY
. . . . . . . . . . . . . . . . . . . . . . . . . . 2
OPERATING YOUR FURNACE . . . . . . . . . . . 2
Lighting Instructions . . . . . . . . . . . . . . . . . 2
Temperature Control . . . . . . . . . . . . . . . . . 3
Fan Operation . . . . . . . . . . . . . . . . . . . . . 3
MAINTENANCE OF YOUR FURNACE . . . . . . 4
Periodic Inspections . . . . . . . . . . . . . . . . . 4
Cleaning/Replacing the Filter . . . . . . . . . . . 5
Parts Replacement Guide . . . . . . . . . . . . . 6
20558901
Issue 0442
Page 1 of 6
Summary of Contents for Gas-Fired Furnace
Page 13: ...FURNACE WIRING SPECIFICATIONS 20558801 Issue 0442 Page 5 of 32 ...
Page 21: ...Figure 8 20558801 Issue 0442 Page 13 of 32 VENT TERMINATION CLEARANCES ...
Page 36: ...SEQUENCE OF OPERATION DIRECT IGNITION SYSTEM CONTROL 20558801 Issue 0442 Page 28 of 32 ...
Page 40: ...WIRING DIAGRAM 20558801 Issue 0442 Page 32 of 32 ...