Allied A80UH1EX Series User Manual

507651-01 Issue 1907 Page 1 of 32
INSTALLATION INSTRUCTIONS
A80UH1EX & 80G1UHEX
Warm Air Gas Furnace
Upow / Horizontal Left and Right Air Discharge
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.
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
Manufactured By
Allied Air Enterprises LLC
A Lennox International, Inc. Company
215 Metropolitan Drive
West Columbia, SC 29170
(P) 507651-01
*P507651-01*
Table of Contents
Unit Dimensions ..........................................................2
A80UH1EX & 80G1UHEX Gas Furnace .....................3
Shipping & Packing List ...............................................3
Safety Information .......................................................3
General ........................................................................5
Combustion, Dilution & Ventilation Air .........................5
Setting Equipment .......................................................8
Filters .........................................................................11
Duct System ..............................................................11
Venting.......................................................................12
Gas Piping .................................................................18
Electrical ....................................................................20
Unit Start-Up ..............................................................25
Heating Sequence of Operation ...............................26
Gas Pressure Adjustment ..........................................26
Other Unit Adjustments..............................................28
Blower Performance ..................................................29
Service.......................................................................31
Repair Parts List ........................................................32

Allied A80UH1EX Series Specifications

General

Fuel Type	Natural Gas
AFUE	80%
Stages	Single Stage
Blower Motor	PSC
Ignition	Hot Surface Ignition
Heat Exchanger Material	Aluminized Steel
Cabinet Type	Upflow/Horizontal
Blower Motor Type	PSC