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507582-04
Page 1 of 54
Issue 2220
INSTALLATION INSTRUCTIONS
A96DF2E & 96G2DFE
Warm Air Gas Furnace / Downflow Air
Discharge Direct Vent & Non-Direct Vent
Save these instructions for future reference
(P) 507582-04
*P507582-04*
Manufactured By
Allied Air Enterprises LLC
A Lennox International, Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
This manual must be left with the homeowner for future reference.
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.
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.
WARNING
As with any mechanical equipment, personal injury can
result from contact with sharp sheet metal edges. Be
careful when you handle this equipment.
CAUTION
Table of Contents
Unit Dimensions ..........................................................2
Parts Arrangement.......................................................3
Gas Furnace ................................................................4
Shipping and Packing List ...........................................4
Safety Information .......................................................4
General ........................................................................6
Combustion, Dilution & Ventilation Air .........................7
Installation ...................................................................9
Filters .........................................................................12
Duct System ..............................................................12
Venting Practices .......................................................15
Condensate Piping ....................................................30
Gas Piping .................................................................33
Electrical ....................................................................35
Unit Start-Up ..............................................................46
Other Unit Adjustments..............................................49
Blower Performance ..................................................50
Service.......................................................................52
Planned Service ........................................................53
Repair Parts List ........................................................53