TABLE OF CONTENTS
INSTALLATION INSTRUCTIONS
A95UH, A93UH, 95G1UH & 92G1UH
Warm Air Gas Furnace
FRONT VIEW
SIDE VIEW
EXPANDED VIEW
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Safety Information
DANGER
A95UH, A93UH, 95G1UH &92G1UH Gas Furnace
Figure Shipping and Packing List
Installed Locations
Installed in Combination with a Cooling Coil
Heating Unit Installed Upstream of Cooling Unit
Use of Furnace as a Construction Heater
General
Product Contains Fiberglass Wool
Allied Air Enterprises, Inc
215 Metropolitan Drive West Columbia, SC
Unconfined Space
Confined Space
Air from Inside
Equipment in Confined Space - All Air From Inside
Air from Outside
Inlet Air through Ventilated Attic
INSTALLATION
SETTING EQUIPMENT
Shipping Bolt Removal
Upflow Applications
Installation Clearances
Return Air Guidlines
Side Return Air with transition and filter Figure
Top/Plenum
Optional Return Air Base Upflow Applications Only
Removing the Bottom Panel Figure
Removing the Bottom Panel
Horizontal Applications
Horizontal Application Installation Clearances
Figure Suspended Installation of Horizontal Unit
Platform Installation of Horizontal Unit
Typical Horizontal Application Figure
Pipe & Fittings Specifications
Figure Return Air --Horizontal Applications
Filters
Duct System
PIPING AND FITTINGS SPECIFICATIONS Table
Canadian Applications Only
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Joint Cementing Procedure
OUTDOOR TERMINATION KITS USAGE Table
DANGER
DANGER OF EXPLOSION
Venting Practices Piping Suspension Guidelines
Wall Thickness Guidelines Figure
Figure Exhaust Piping Figures 22 and
Vent Piping Guidelines
EXHAUST PIPE Horizontal Application
MINIMUM VENT PIPE LENGTHS
Maximum Allowable Vent Length Table
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IN UPFLOW DIRECT OR NON-DIRECTVENT APPLICATIONS
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RIGHT HAND DISCHARGE SHOWN
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TYPICAL AIR INTAKEPIPE CONNECTIONS IN UPFLOW
DIRECT VENT APPLICATIONS Figure
Intake Piping Figures 24 through
TYPICAL AIR INTAKE PIPE CONNECTIONS
TYPICAL AIR INTAKE PIPE CONNECTIONS
HORIZONTAL NON-DIRECTVENT APPLICATIONS
For Canadian Installations Only
General Guidelines for Vent Terminations
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VENT TERMINATION CLEARANCES
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VENT TERMINATION CLEARANCES
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EXHAUST PIPE TERMINATION SIZE REDUCTION Table
DIRECT VENT ROOF TERMINATION KIT 15F75 OR 44J41
FIELD SUPPLIED WALL TERMINATION
Issue
FIELD SUPPLIED WALL TERMINATION
DIRECT VENT CONCENTRIC ROOFTOP TERMINATION
71M80, 69M29 or 60L46 US 41W92 or 41W93 Canada
DIRECT VENT APPLICATION USING EXISTING CHIMNEY
DIRECT VENT CONCENTRIC WALL TERMINATION
71M80, 69M29 OR 60L46 US 41W92 or 41W93 Canada
USING EXISTING CHIMNEY
NON-DIRECTVENT ROOF TERMINATION KIT
15F75 or 44J41 Figure
NON-DIRECTVENT FIELD SUPPLIED WALL TERMINATION
CONDENSATE TRAP AND PLUG LOCATIONS
Unit shown in upflow position
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CONDENSATE ASSEMBLY Figure
CONDENSATE TRAP LOCATIONS
Unit shown in upflow position with remote trap
UNIT WITH EVAPORATOR COIL Figure
Gas Piping
Leak Check
FIRE OR EXPLOSION HAZARD
Issue
Possible Gas Piping Configurations Figure
Figure Horizontal Applications
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GAS PIPE CAPACITY - FT³/HR kL/HR
Removal of the Furnace from Common Vent
CARBON MONOXIDE POISONING HAZARD
Issue
Precautions and Procedures
INTERIOR MAKE-UPBOX INSTALLATION Figure
Accessory Terminals
Electrical ELECTROSTATIC DISCHARGE ESD
TYPICAL FIELD WIRING DIAGRAM
FURNACE & CONDENSING UNIT THERMOSTAT DESIGNATIONS
Indoor Blower Speeds
Generator Use - Voltage Requirements
TYPICAL WIRING DIAGRAM Figure
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FOR YOUR SAFETY READ BEFORE OPERATING
INTEGRATED CONTROL
Automatic Hot Surface Ignition System Figure
Unit Start-Up
Priming Condensate Trap
Gas Valve Operation Figure
GAS VALVE SHOWN IN ON POSITION Figure
Turning Off Gas to Unit
Gas Pressure Adjustment
Gas Flow Approximate
Supply Pressure Measurement
Manifold Pressure Measurement
CARBON MONOXIDE POISONING HAZARD
1.Seal any unused openings in the venting system
Other Unit Adjustments Primary Limit
Flame Rollout Switches Two
Pressure Switch
Temperature Rise
Service
Cleaning Heat Exchanger
ELECTRICAL SHOCK, FIRE OR EXPLOSION HAZARD
Blower
Cleaning the Burner Assembly
PLANNED SERVICE
FAILURE CODES
REPAIR PARTS LIST
Cabinet Parts
Heating Parts
Control Panel Parts
UNIT SET UP
Issue
Start-Up& Performance Check List
Page 46 of
Heating Mode
Cooling Mode
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UNIT OPERATION
Modifications to NFPA-54,Chapter
BELOW. KEEP CLEAR OF ALL OBSTRUCTIONS.”
24 CMR 5.082a 1 through
MANUFACTURER REQUIREMENTS