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American Standard IFD AIR CLEANER User Manual

American Standard IFD AIR CLEANER
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IFD AIR CLEANER SERVICE MANUAL
PUB NO. 34-3446-01
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American Standard IFD AIR CLEANER Specifications

General IconGeneral
BrandAmerican Standard
ModelIFD AIR CLEANER
CategoryAir Cleaner
LanguageEnglish

Summary

Air Cleaner Components and Theory

Key Components

Identifies pre-filter, field charger, collector cells, cabinet, power door, and transformer.

Theory of Operation

Explains how the air cleaner uses ionization and charged cells to capture particles.

Field Charger Ionizer Pins

Collector Cell Design

Collector Cell Construction

Explains the layered plastic strip design and electrical properties of cells.

Filter Cabinet and Cell Insertion

UV Light Exposure Caution

Warns against UV light causing plastic deterioration of the filter.

Electrical Connections and Wiring

Furnace / Air Handler Wiring Diagram

Shows the wiring connections for furnace or air handler systems.

Transformer and Voltmeter Test Hookup

Illustrates transformer connections and test procedures for voltage checks.

Operation and Set-Up Modes

Display Features

Explains the air cleaner's LED display functions and status indicators.

Air Cleaner Basic Operation

Instructions on turning the unit on and its initial status indicators.

Set-Up Mode Settings

Guide to entering set-up for timer and power adjustments.

Power Level Settings and Fault Codes

Setting the Power Level

Information on ozone production, power levels, and their settings.

Fault Codes and Retrieval

Explains fault indicators, their meaning, and how to access logged faults.

Fault Code Table and Examples

Service Procedure Guidance

Lists recommended actions for each detected fault code.

Component Testing Procedures

HV Relay Test

Tests the high voltage relay function and output.

LED Test

Verifies the functionality of the unit's various LEDs.

HV Output Test

Checks the high voltage output levels for proper operation.

Thermostat Input Test

Verifies correct signal reception from the thermostat.

High Voltage Output Testing Details

HV Output Voltage Checks

Details expected voltage readings for different output tests.

Thermostat Signal Testing

Confirms correct operation of thermostat signals like heating or blower call.

Testing the Power Door

High Voltage Probe Test

Uses a probe to measure high voltage output from the power door.

Screwdriver and Paper Test

Uses common tools to check for arcing in the power door.

Fuse Replacement Procedure

Pressure Drop Specifications Table

Cleaning and Maintenance

Pre-Filter Cleaning

Methods for cleaning the pre-filter by vacuuming or washing.

Collection Cell Cleaning

Recommendations for cleaning collection cells, including washing instructions.

Field Charger Cleaning

Detailed steps for safely cleaning the field charger pins.

Resetting Timers

Troubleshooting Service Indications

Green LED OFF

Checks for power door installation, cabling, and 24V AC supply.

Green LED ON, Not Flashing

Indicates a dry cycle or lack of call for operation, checks HV supply.

Four Yellow LEDs Flashing

Points to foreign material in cells/charger, needs cleaning.

Three Red LEDs Flashing

Indicates service is needed, refers to fault code information.

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