This is a safety alert symbol and should never be ignored. When you see this symbol on labels or in
manuals, be alert to the potential for personal injury or death.
As with any mechanical equipment, personal injury can
result from contact with sharp sheet metal edges. Be
careful when you handle this equipment.
Unit Dimensions ............................................................2
General ..........................................................................6
Filters ...........................................................................12
*P507327-01*
(P) 507327-01
507327-01
INSTALLATION INSTRUCTIONS
A80DF & 80G1DF
Warm Air Gas Furnace
Downflow Air Discharge
This manual must be left with the homeowner for future reference.
CAUTION
Table of Contents
Improper installation, adjustment, alteration, service
or maintenance can cause property damage, personal
injury or loss of life. Installation and service must be
performed by a licensed professional installer (or
equivalent), service agency or the gas supplier.
Duct System ................................................................12
Venting.........................................................................12
Gas Piping ...................................................................20
Electrical ......................................................................22
Wiring Diagrams ..........................................................24
Unit Start-Up ................................................................27
Service.........................................................................31
A Lennox International, Inc. Company
Issue 1809
WARNING
Manufactured By
Allied Air Enterprises LLC
215 Metropolitan Drive
West Columbia, SC 29170
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