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Ingersoll-Rand EAC180-300AK User Manual

Ingersoll-Rand EAC180-300AK
32 pages
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SAFETY WARNING
Only qualified personnel should install and service the equipment. The installation, starting up, and servicing of heating, ventilating, and air-
conditioning equipment can be hazardous and requires specific knowledge and training. Improperly installed, adjusted or altered equipment
by an unqualified person could result in death or serious injury. When working on the equipment, observe all precautions in the literature and
on the tags, stickers, and labels that are attached to the equipment.
Packaged Rooftop Air Conditioners
Foundation™ Electric/Electric
15 – 25 Tons, 380V
Installation, Operation,
and Maintenance
Model Numbers:
EAC180-300AK
RT-SVX052A-EN
September 2014
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Ingersoll-Rand EAC180-300AK Specifications

General IconGeneral
BrandIngersoll-Rand
ModelEAC180-300AK
CategoryAir Conditioner
LanguageEnglish

Summary

Introduction and Safety

Warnings, Cautions, and Notices

Defines the different types of safety advisories used throughout the manual.

Electrical and PPE Safety Requirements

Highlights hazards from improper wiring and stresses the necessity of proper Personal Protective Equipment.

Environmental and Refrigerant Practices

Discusses the environmental impact of refrigerants and responsible handling practices.

Introduction (Continued)

Water Damage Prevention

Warning against base penetrations to maintain unit water integrity and prevent leaks.

Manual Overview and Purpose

Explains the manual's content and its importance for proper unit operation and maintenance.

Model Number Description

Decoding Unit Model Numbers

Explains the meaning of each digit within the unit's model number for identification.

Model Number Notes and Clarifications

Provides specific notes and clarifications related to various model number configurations.

General Information

Unit Description and Controls

Overviews unit features, economizer actuators, and essential input devices.

Safety Controls and Sensors

Details safety mechanisms like discharge line thermostats and various sensor types.

Thermostats and Unit Inspection

Describes available thermostat options and outlines unit inspection procedures upon arrival.

Unit Handling and Installation Prep

Storage and Clearances

Provides guidelines for unit storage and specifies required installation clearances.

Fiberglass Wool Safety Precautions

Details warnings and first aid measures for handling fiberglass insulation safely.

Dimensional Data

Installation Clearances Diagram

Illustrates minimum operating and service clearances for single and multiple unit applications.

Dimensional Data (Continued)

Unit Views and Dimensions

Presents front, side, and overview diagrams with detailed unit measurements.

Dimensional Data (Continued)

Plan and Foundation View Dimensions

Displays dimensional data for the unit's plan view and back foundation configuration.

Dimensional Data (Continued)

Roof Curb and Duct Connections

Details roof curb dimensions and downflow duct connection requirements.

Dimensional Data (Continued)

Downflow Clearances and Economizer Views

Shows unit clearances for downflow installations and diagrams for economizer/relief configurations.

Dimensional Data (Continued)

Manual Damper Configuration

Displays diagrams related to the installation and configuration of manual dampers.

Unit Weights and Rigging

Unit Weights and Center of Gravity

Details unit weights, corner weights, and center of gravity measurements for rigging.

Rigging Safety and Procedures

Emphasizes safety for lifting heavy units and provides step-by-step rigging instructions.

Installation Guidelines

Unit Foundation and Ductwork

Guidance on foundations, roof support, and ductwork connections for unit installation.

General Unit Requirements and Wiring Safety

Key installation steps, including electrical safety and general requirements.

Installation Power Requirements

Electrical and Wiring Specifications

Covers main power, electric heat, low voltage wiring, and field wiring guidelines.

Drain, Filters, and Power Connection Safety

Details drain configuration, filter installation, and main power connection safety.

Installation Wiring Details

Optional Base Electrical Wiring

Explains the Through-the-Base Electrical (TBUE) option and provides a wiring diagram.

24 Vac Controls and Transformers

Covers 24 Vac control wiring, conductor use, and control power transformer details.

Installation Wiring and Electrical Checks

Thermostat Wiring and Voltage Imbalance

Details thermostat wiring diagrams and procedures for checking voltage imbalance.

Electrical Phasing and Hazardous Voltage Safety

Explains motor phasing for correct rotation and electrical safety precautions.

Installation Safety and Checks

Live Components and Crankcase Heater Operation

Safety for live electrical components and proper crankcase heater operation before startup.

Final Installation Checklist and Warnings

Covers final installation checks and reiterates hazardous voltage warnings.

Factory-Mounted Options

Unit Disconnect Installation and Safety

Covers installation, safety warnings, and compliance for factory-mounted unit disconnects.

Field Wiring Route Diagram

Illustrates the recommended path for routing field wiring connections.

Pre-Start Procedures

Air Flow Verification

Details how to check air flow and adjust belt drive fan settings for optimal performance.

Electromechanical Controls Test

Provides steps for testing electromechanical controls as part of pre-start procedures.

Start-Up Procedures

Economizer and Compressor Start-Up

Steps for initiating the economizer and ensuring correct compressor operation.

Compressor Information

Details on compressor types, oil requirements, and checking rotation.

Start-Up and Final Setup

Heating Start-Up and System Checks

Details heating start-up procedures and final operational checks before unit commissioning.

Maintenance: Belt Adjustment

Fan Belt Adjustment and Safety

Provides steps and safety precautions for adjusting belt drive fan belts.

Belt Tension Measurement

Details on measuring belt tension using gauges and referencing deflection ranges.

Monthly and Seasonal Maintenance

Routine Maintenance Checks

Covers regular inspections of filters, condensate switches, and seasonal tasks.

Condenser Coil Cleaning

Details on cleaning condenser coils, including specific procedures for MCHE coils.

Maintenance Log and Final Process

Final Process and Record Keeping

Instructions for recording unit data and a sample maintenance log for future reference.

Troubleshooting

Service Safety and Failure Identification

Safety warnings for troubleshooting and initial identification of common unit failures.

Lockout Reset and ECA Diagnostics

Procedures for resetting cooling/heating lockouts and interpreting ECA error codes.

Wiring Diagrams

Accessing and Listing Diagrams

Information on how to access wiring diagrams and a table listing available diagrams.

Warranty Information

Commercial Unit Warranty Terms

Outlines the warranty terms and conditions for commercial air conditioner units.

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