Allied A96US2V - User Manual

507404-02 Page 1 of 80Issue 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
Upow Application ONLY .............................................. 11
Horizontal Application ONLY ........................................11
Filters .......................................................................13
Duct System .................................................................13
Pipe and Fittings Specications....................................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
Upow/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

Installation Instructions A96 US2 V

Table of Contents

Lists the sections and page numbers within the manual for easy navigation.

Unit Dimensions and Views

Front View

Illustrates the front view of the unit with key dimensions and labels.

Side View

Illustrates the side view of the unit with key dimensions and labels.

Expanded View of Furnace Components

Furnace Overview and Safety Information

Safety Information

Provides essential safety warnings and precautions for installation and operation.

Furnace Installation Locations and Use

Use as a Construction Heater

Outlines conditions and requirements for using the furnace as a temporary construction heater.

General Installation Recommendations

Combustion, Dilution & Ventilation Air Requirements

Air Space Requirements for Furnace Installation

Unconfined Space Air Requirements

Defines unconfined spaces and air requirements for furnace installation.

Confined Space Air Requirements

Defines confined spaces and air requirements for furnace installation.

Air Intake from Outside for Confined Spaces

Setting Equipment for Installation

Upflow Application Setup

Specific instructions for setting the furnace in an upflow configuration.

Horizontal Application Setup

Specific instructions for setting the furnace in a horizontal configuration.

Installation Clearances and Return Air Guidelines

Installation Clearances

Specifies minimum clearances required around the furnace for safety and service.

Removing Furnace Bottom Panel and Horizontal Applications

Removing the Bottom Panel

Instructions for removing and reinstalling the bottom panel of the furnace.

Horizontal Installation Clearances and Suspended;Platform Installation

Horizontal Application Installation Clearances

Specifies minimum clearances for horizontal furnace installations.

Duct System, Plenum, and Pipe Specifications

Duct System Guidelines

Guidelines for installing supply and return air duct systems.

Piping and Fittings Specifications

Primer & Solvent Cement Specifications

Lists approved primers and solvent cements for pipe joining.

Outdoor Termination Kits and Joint Cementing

Joint Cementing Procedure

Step-by-step instructions for properly cementing vent pipe joints.

Venting Practices and Exhaust Piping

Venting Practices

General guidelines and best practices for venting the furnace.

Vent Piping Guidelines

Exhaust Pipe Installation and Minimum Vent Lengths

Exhaust Pipe Requirements

Details on exhaust pipe installation, including slope and connections.

Maximum Vent Pipe Lengths (Intake;Exhaust)

Maximum Vent Pipe Lengths (Intake;Exhaust)

Maximum Exhaust Vent Lengths for Specific Installations

Typical Vent Pipe Connections

Upflow Exhaust Pipe Connections

Diagrams showing typical exhaust pipe connections for upflow installations.

Typical Air Intake Pipe Connections

Upflow Air Intake Pipe Connections

Diagrams showing typical air intake pipe connections for upflow installations.

Typical Air Intake Pipe Connections for Non-Direct Vent

General Guidelines for Vent Terminations

Maximum Allowable Exhaust Vent Pipe Length Without Insulation

Vent Termination Clearances (Non-Direct Vent)

Vent Termination Clearances (Direct Vent)

Intake and Exhaust Piping Terminations for Direct Vent

Vent Termination Size Reduction and Wall Terminations

Field Supplied Wall Termination

Instructions for field-supplied wall terminations, including clearances.

Direct Vent Termination Clearances and Notes

Field Supplied and Flush-Mount Wall Terminations

Field Supplied Wall Termination

Instructions for field-supplied wall terminations, including clearances.

Direct Vent Termination Types

Concentric Rooftop Termination

Details for concentric rooftop terminations for direct vent systems.

Non-Direct Vent Termination Options

Non-Direct Vent Roof Termination Kit

Details for non-direct vent roof termination kits.

Condensate Piping and Trap Locations

Condensate Trap and Plug Locations

Identifies locations for condensate trap and plug connections on the unit.

Condensate Trap Locations and Evaporator Coil Drains

Common Drain Connections for Furnace and Evaporator Coil

Condensate Trap and Drain Assembly (PVC)

Gas Piping Installation and Safety

Leak Check Procedures

Procedures and warnings for checking gas piping for leaks.

Gas Piping Configurations

Left Side Piping (Standard)

Illustrates standard gas piping configuration for left side entry.

Gas Pipe Capacity Chart

Electrical Installation and ESD Precautions

Electrostatic Discharge (ESD) Precautions

Precautions to prevent damage from electrostatic discharge during service.

Electrical Wiring Guidelines and Generator Use

Electrical Wiring Guidelines

General electrical wiring guidelines and safety warnings.

Thermostat System Configurations

Non-Communicating Thermostat Operation

Settings and operation for non-communicating thermostat systems.

ComfortSync Thermostat Wiring Diagrams

Non-Communicating Outdoor Air Conditioner Wiring

Wiring diagram for ComfortSync thermostat with non-communicating AC.

Optional Accessory Wiring Diagrams

Integrated Control Board Overview

Field Wiring Applications with Conventional Thermostat

Field Wiring Applications with Conventional Thermostat (Continued)

Field Wiring Applications with Conventional Thermostat (Continued)

Field Wiring Applications with Conventional Thermostat (Continued)

Blower Performance Data (Models 045;070)

A96 US2 V045 B12 S Blower Performance

Blower performance data for the 045B12S model.

Blower Performance Data (Models 090)

A96 US2 V090 C12 S Blower Performance

Blower performance data for the 090C12S model.

Blower Performance Data (Models 090;110)

A96 US2 V090 C20 S Blower Performance

Blower performance data for the 090C20S model.

Blower Performance Data (Models 110;135)

A96 US2 V110 C20 S Blower Performance

Blower performance data for the 110C20S model.

Schematic Wiring Diagram

Integrated Control DIP Switch Settings

Cooling Mode Blower Speed Ramping

Options for adjusting blower speed ramping for cooling mode performance.

Blower Speed Ramping and Heating Mode Settings

Heating Mode Blower Speeds

Table showing blower speed adjustments for heating mode.

On-Board Links and Diagnostic Features

On-Board Link Configuration

Instructions for setting on-board links for system configuration.

Operating Sequence: Non-Communicating Thermostat w; Humidity Control & Single-Speed Outdoor Unit

Operating Sequence: Non-Communicating Thermostat w; Humidity Control & Two-Speed Outdoor Unit

Furnace Unit Start-Up and Safety Checks

Pre-Lighting Gas Leak Check

Essential pre-lighting safety check for gas leaks.

Gas Valve Operation and Heating Sequence

Gas Valve Operation Procedure

Step-by-step procedure for safely operating the gas valve.

Gas Pressure Adjustment and Proper Combustion

Gas Pressure Adjustment

Procedures for adjusting gas pressure for optimal furnace operation.

Altitude Pressure Requirements and Unit Adjustments

High Altitude Information

Notes on altitude adjustments and pressure switch requirements.

Two-Stage Thermostat Heating Sequence

Single-Stage Thermostat Heating Sequence

Integrated Control Diagnostic Codes (E105-E131)

Integrated Control Diagnostic Codes (E180-E226)

Integrated Control Diagnostic Codes (E227-E290)

Integrated Control Diagnostic Codes (E291-E370)

Integrated Control Diagnostic Codes (E400-E409)

Unit Capacity and Size Mode Configuration

Furnace Service Procedures

Blower Maintenance

Instructions for checking and cleaning the blower motor.

Burner Assembly Cleaning

Planned Annual Furnace Service

Homeowner Furnace Awareness

Advice for homeowners on furnace safety and awareness.

Repair Parts List

Unit Set Up Start-Up Checklist

Unit Operation Checklists

Heating Mode Operation Checks

Checklist for verifying furnace operation in heating mode.

Massachusetts Installation Requirements

Carbon Monoxide Detector Installation

Requirements for installing carbon monoxide detectors.

Allied A96US2V Specifications

General

Brand	Allied
Model	A96US2V
Category	Furnace
Language	English