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American Standard AUD2B060AFV32A User Manual

American Standard AUD2B060AFV32A
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*UD2B060AFV32A
*UD2B080AFV32A
*UD2C080AFV42A
*UD2B100AFV32A
*UD2D120AFV52A
Variable Speed, 2-Stage, 80% Upflow/ Horizontal
Gas-Fired Furnaces, “Fan Assisted Combustion
System” with Whole House Air Cleaner
A341789P08
Installer’s Guide
Upflow/ Horizontal*
For VENT SIZING INFORMATION see:
USA —
National Fuel Gas Code ........ ANSI Z223.1/ NFPA 54 (latest version)
CANADA —
Natural Gas Installation Code ..... CAN/ CGA-B149.1 (latest version)
Propane Installation Code ............ CAN/ CGA-B149.2 (latest version)
USA/ CANADA ALTERNATE —
Category I Venting Guide .......... Pub. No. 18-CH23D1 (latest version)
*Units are BOTTOM RETURN only
Horizontal Conversion for these furnaces
may be left or right side rotation.
ALL phases of this installation must comply with NATIONAL, STATE AND LOCAL CODES
IMPORTANT This Document is customer property and is to remain with this unit.
Please return to service information pack upon completion of work.
*__First letter may be “A” or “T”
Safety signal words are used to designate a degree or level of seriousness associated with a particular hazard. The
signal words for safety markings are WARNING and CAUTION.
a. WARNING indicates a potentially hazardous situation which, if not avoided, could result in death or serious in-
jury.
b. CAUTION indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate in-
jury. It is also used to alert against unsafe practices and hazards involving only property damage.
This unit is equipped with an integrated high efficiency
Whole House Air Cleaner. Careful consideration must
be taken in the installation process to avoid personal in-
jury, property damage or equipment damage. These in-
structions do not cover all variations in systems or pro-
vide for every possible contingency. Should further in-
formation be desired or particular problems arise which
are not covered sufficiently by this manual, contact
your local distributor or the manufacturer as listed on
the Furnace nameplate.
In addition, these Furnaces are suitable for installation
in an attic, garage or crawl space with ducted supply
and return air.
18- CD24D1- 2
Available in French Canadian (FC)
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American Standard AUD2B060AFV32A Specifications

General IconGeneral
BrandAmerican Standard
Model NumberAUD2B060AFV32A
CategoryFurnace
Efficiency Rating95%
AFUE95%
Blower Motor TypeMulti-Speed
Fuel TypeNatural Gas
Installation TypeUpflow/Horizontal
TypeGas
Heating Capacity60, 000 BTU/h
BTU Input60, 000 BTU/hr
Output BTU/h57, 000
StagesTwo-Stage
Warranty10-Year Limited Warranty on Heat Exchanger

Summary

Installer's Guide Overview

Model Identification and Safety Overview

Identifies furnace models and provides initial safety warnings.

Vent Sizing Information

Details required codes and publications for vent sizing.

Safety Section Details

Carbon Monoxide and Fire Hazards

Warnings about CO poisoning, fire, and explosion hazards.

General Safety Practices

Essential safety practices for installation and operation.

Installation Precautions and Warnings

Construction Heater and Chemical Warnings

Precautions against construction heater use and chemical damage.

Gas Connector and Garage Installation

Prohibits semi-rigid gas connectors and details garage installation.

General Installation, Location, and Clearances

General Installation and Codes

Guidelines on codes, shipment inspection, and general installation.

Location and Clearance Requirements

Specifies furnace placement, clearances, and installation warnings.

Installation Details and Component Identification

Humidifier Installation and Air Cleaner Components

Notes on humidifier installation and identification of air cleaner parts.

Unit Dimensions and Clearance Specifications

Outline Drawings and Dimensions

Provides dimensional drawings and model specifications for the unit.

Minimum Clearance Requirements

Specifies minimum safe distances from combustible materials.

Installation Procedures

Component Removal Procedures

Instructions for removing bottom panel, collection cell, and field charger.

Upflow and Horizontal Installation

Guidance on installing the furnace in upflow and horizontal orientations.

Attic Installation and Duct Flange Guide

Attic Installation Considerations

Illustrates attic installation, including support and clearances.

Duct Flange Installation Guide

Steps and cautions for installing duct flanges.

Air for Combustion and Ventilation Requirements

Combustion Air Supply Requirements

Details requirements for providing adequate air for combustion.

Confined and Unconfined Space Air

Differentiates air requirements for confined and unconfined spaces.

Combustion Air Supply and Duct Connections

Confined Space Air Supply Methods

Explains methods for supplying air in confined spaces.

Duct Connection Standards

Standards and considerations for connecting air ducts.

Return Air and Hazardous Gas Warnings

Return Air Requirements

Specifies requirements for return air connections.

Hazardous Gas Warnings

Addresses California Proposition 65 warnings about fuel by-products.

Venting Procedures and Warnings

General Venting Procedures

Steps for ensuring proper venting and preventing CO poisoning.

Masonry Chimney Venting Guidelines

Guidelines for venting into masonry and unlined chimneys.

Chimney Venting Tables and Termination Heights

Masonry Chimney Venting Data

Tables for tile-lined and external masonry chimney venting.

Gas Vent Termination Height Table

Table specifying minimum vent termination heights based on roof pitch.

Field Wiring Diagram for 1 Stage Heating

1-Stage Heating Wiring Diagram

Diagram for connecting a 1-stage heating thermostat.

Wiring Notes and Connections

Important notes and instructions related to the wiring diagram.

Field Wiring Diagram for 2 Stage Heating

2-Stage Heating Wiring Diagram

Diagram for connecting a 2-stage heating thermostat.

Wiring Notes and Connections

Important notes and instructions related to the wiring diagram.

Field Wiring Diagram for 1 Stage Heating/1 Stage Cooling

1-Stage Heating/Cooling Wiring Diagram

Diagram for connecting a 1-stage heating/1-stage cooling thermostat.

Wiring Notes and Connections

Important notes and instructions related to the wiring diagram.

Field Wiring Diagram for 2 Stage Heating/1 Stage Cooling

2-Stage Heating/1-Stage Cooling Wiring Diagram

Diagram for connecting a 2-stage heating/1-stage cooling thermostat.

Wiring Notes and Connections

Important notes and instructions related to the wiring diagram.

Field Wiring Diagram for 2 Stage Heating/2 Stage Cooling

2-Stage Heating/2-Stage Cooling Wiring Diagram

Diagram for connecting a 2-stage heating/2-stage cooling thermostat.

Humidistat Hookup Procedure

Instructions for connecting an optional humidistat.

Electrical and Gas Piping

Electrical Connection Guidelines

Instructions for making electrical connections and grounding.

Gas Piping Sizing and Safety

Warnings and tables for gas piping installation and sizing.

Gas Piping Diagrams

Left Side Standard Gas Piping

Illustrates standard gas piping connection from the left side.

Optional Right Side Gas Piping

Illustrates optional gas piping connection from the right side.

Combustion and Input Check

Combustion and Input Check Warning

Warning regarding leak checking and gas appliance operation during checks.

Manifold Pressure Adjustment Procedure

Steps for adjusting manifold pressure using a manometer.

Manifold Pressure and Altitude Adjustments

Manifold Pressure Settings

Table of final manifold pressure settings for different fuels.

High Altitude Derate Procedure

Guidance on reducing input rate for installations at high altitudes.

Start-Up and Adjustment

Preliminary Inspections Checklist

Essential checks before starting up the furnace.

Gas Valve and Burner Operation

Instructions for operating the gas valve and burner.

Sequence of Operation and Safety Checks

Furnace Sequence of Operation

Detailed explanation of the furnace's heating operation modes.

Limit Switch and Blower Timing Checks

Procedures for checking limit switches and blower fan delays.

Blower Operation and Airflow Settings

Blower Operation Modes and Fan Delays

Explains blower operation modes and fan off delay settings.

Airflow Adjustment and Comfort Control

Guidance on airflow adjustment and room air comfort control.

System Operation Conditions and Air Cleaner Maintenance

Conditions Affecting System Operation

Factors that can impact furnace operation and safety.

Whole House Air Cleaner Maintenance

Guidelines for inspecting and cleaning the air cleaner.

Cleaning Air Cleaner Components

Collection Cell Cleaning Instructions

Instructions for cleaning the collection cell by vacuuming or washing.

Field Charger Cleaning Procedure

Procedures for safely cleaning the field charger pins.

Motor Maintenance and Error Codes

Indoor Motor Maintenance Information

Information regarding the maintenance of direct drive indoor motors.

Integrated Furnace Control Error Codes

Lists and explains red LED error flash codes from the IFC.

Fault Code Recovery and Status Indicators

Fault Code Recovery and Reset

Process for recovering and resetting fault codes from memory.

Green Status LED Indicators

Explains the meaning of the green status LED flashes.

Post-Installation Checkout Procedures

Final Checkout Checklist

A comprehensive checklist for verifying installation and operation.

Electrical Shock Warning During Checkout

Critical warning regarding electrical shock hazards during checkout.

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