507404-02
Page 1 of 80
Issue 1448
(P) 507404-02
*P507404-02*
Manufactured By
Allied Air Enterprises LLC
A Lennox International, Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
Unit Dimensions .............................................................2
Parts Arrangement..........................................................3
Gas Furnace ...................................................................4
Shipping and Packing List ..............................................4
Safety Information .......................................................4
Use of Furnace as a Construction Heater ......................5
General 6
Shipping Bolt Removal ...................................................9
Setting Equipment ..........................................................9
Removing Bottom Panel ...............................................11
Upflow Application ONLY
..............................................11
Horizontal Application ONLY
........................................11
Filters
.......................................................................13
Duct System .................................................................13
Pipe and Fittings Specifications
....................................13
Canadian Applications ONLY
.......................................14
TABLE OF CONTENTS
Joint Cementing Procedure ..........................................15
Venting Practices ..........................................................16
Vent Piping Guidelines .................................................17
Gas Piping ....................................................................39
Electrical .......................................................................42
Integrated Control .........................................................47
Thermostat ...................................................................48
Blower Motor Performance
...........................................52
Heating Sequence of Operation
...................................51
Gas Pressure Adjustment .............................................64
Other Unit Adjustments
.................................................65
High Altitude Information ..............................................65
Diagnostic .....................................................................68
Planned Service ...........................................................76
Repair Parts List ...........................................................77
Start Up Checklist .........................................................78
.....................................................................................................
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.
This manual must be left with the homeowner for future reference.
INSTALLATION INSTRUCTIONS
A96US2V
Warm Air Gas Furnace
Upflow/Horizontal Left Air Discharge
Direct Vent & Non-Direct Vent
As with any mechanical equipment, personal injury can
result from contact with sharp sheet metal edges. Be
careful when you handle this equipment.
CAUTION
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
Summary of Contents for A96US2V
Page 3: ...507404 02 Page 3 of 80 Issue 1448 EXPANDED VIEW Figure 1 ...
Page 31: ...507404 02 Page 31 of 80 Issue 1448 Figure 38 ...
Page 38: ...507404 02 Page 38 of 80 Issue 1448 Figure 56 TRAP DRAIN ASSEMBLY USING 1 2 PVC or 3 4 PVC ...
Page 41: ...507404 02 Page 41 of 80 Issue 1448 Table 9 ...
Page 45: ...507404 02 Page 45 of 80 Issue 1448 ...
Page 47: ...507404 02 Page 47 of 80 Issue 1448 Integrated Control Figure 56 ...
Page 78: ...507404 02 Page 78 of 80 Issue 1448 Start Up Performance Check List UNIT SET UP ...
Page 79: ...507404 02 Page 79 of 80 Issue 1448 UNIT OPERATION Heating Mode Cooling Mode ...