506307-01
Page 1 of 36
Issue 1207
AFFIX LABEL HERE
INSTALLATION / SERVICING INSTRUCTIONS
AND USER’S INFORMATION MANUAL
HORIZONTAL GAS-FIRED NON-CONDENSING FURNACE
Save these instructions for future reference
.
The installation of the furnace, wiring, warm air ducts, venting, etc. must conform to the requirements of the National Fire
Protection Association; the National Fuel Gas Code, ANSI Z223.1/NFPA No. 54 (latest edition) and the National Electrical
Code, ANSI/NFPA No. 70 (latest edition) in the United States; CSA B149.1 (latest edition) Natural Gas and Propane
Installation Codes and the Canadian Electrical Code Part 1, CSA 22.1 (latest edition) in Canada; and any state or
provincial laws, local ordinances (including plumbing or wastewater codes), or local gas utility requirements. Local
authorities having jurisdiction should be consulted before installation is made. Such applicable regulations or requirements
take precedence over the general instructions in this manual.
IMPORTANT
Manufactured By
Allied Air Enterprises Inc.
A Lennox International Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
SECTION 1:
INSTALLATION AND
SERVICING INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . 1 - 28
Important Safety Information . . . . . . . . . . . . . . . . . . 2
Specification and Installation . . . . . . .. . . . . . . . . . . 3
Start-up and Operation . . . . . . . . . . . . . . . . . . . . . . 17
Maintenance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Sequence of Operation & Diagnostics . . . . . . . . . . . 23
Wiring Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
SECTION 2:
USER’S INFORMATION MANUAL . . . . . . . . 29 - 36
Important Safety Information
. . . . . . . . . . . . . . . . . 30
Operating Your Furnace . . . . . . . . . . . . .. . . . . . . . .30
Maintenance of Your Furnace . . . . .. . . . . . . . . . . . .32
Repair Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .34
Owner Record . . . . . . . . . . . . . . . . . . . . . . . . . . . . 35
TABLE OF CONTENTS
This furnace is not approved for installation in a mobile
home. Do not install this furnace in a mobile home.
Installation in a mobile home could result in actions that
could cause property damage, personal injury, or death.
WARNING
Do not store combustible materials, including gasoline
and other flammable vapors and liquids, near the
furnace, vent pipe, or warm air ducts. The homeowner
should be cautioned that the furnace area must not be
used as a broom closet or for any other storage
purposes. Such uses may result in actions that could
cause property damage, personal injury, or death.
WARNING
Improper installation, adjustment, alteration, service, or maintenance can cause injury or property damage.
Refer to this manual. For assistance or additional information, consult a qualified installer, service agency,
or the gas supplier.
WARNING
*P506307-01*
(P) 506307-01
Summary of Contents for B050A3B
Page 3: ...506307 01 Page 3 of 36 Issue 1207...
Page 5: ...506307 01 Page 5 of 36 Issue 1207 FURNACE WIRING SPECIFICATIONS...
Page 23: ...506307 01 Page 23 of 36 Issue 1207 SEQUENCE OF OPERATION DIRECT IGNITION SYSTEM CONTROL...
Page 25: ...506307 01 Page 25 of 36 Issue 1207 WIRING DIAGRAM f0000321...