omi ED108 HP45 Operator's Manual

Direct expansion compressed air dryers

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DIRECT EXPANSION COMPRESSED AIR DRYERS
Operators Manual
ED HP45
88 – 108 – 180
225 – 270 – 360
480 – 660 – 990 – 1200
Cod. 710.0201.01.00 Rev.01 – 05.2022
1 - 11
© Copyright 2022 OMI Srl - All rights reserved

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Table of Contents
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Summarization of Contents

Introduction, Symbols, and Warranty
Manual Introduction and Symbols
General introduction to the manual and explanation of symbols used for warnings and guidance.
Warranty Terms and Conditions
Details the manufacturer's warranty policy, coverage, and limitations.
General Information
Functional Description
Explains the working principle and components of the compressed air dryer.
Safe Machine Operation
Provides critical safety guidelines for operating the dryer to prevent hazards.
Installation and Handling
Acceptance, Handling, and Unpacking
Covers receiving, moving, and unpacking the dryer safely and correctly.
Storage and Installation Location Selection
Guidelines for choosing an appropriate site that meets environmental and operational requirements.
Installation Details and Startup
Electrical, Plumbing, and Safety Installations
Details electrical connections, air lines, drainage, prefilters, and safety devices.
Dryer Startup Sequence and Fan Control
Guides through the startup process, including compressor and fan motor operation, and variable fan speed.
Control Panel and Key Functions
Control Panel Overview
Describes the electronic control system, its display, and indicator LEDs.
Keypad Operations
Explains the function of each button on the control panel for settings and operations.
Parameter Programming and Display Messages
Condensate Discharge Parameter Settings
Instructions for programming the timing of condensate discharges.
Understanding Display Indications and Alarms
Interprets controller messages, error codes, and alarm conditions.
Advanced Features and Pre-Start Checks
Remote Alarm Signaling Setup
How to connect and configure the remote alarm output for external monitoring.
Pre-Start Up Checks and Sequence
Essential checks before starting the dryer and the step-by-step start-up procedure.
Maintenance and Troubleshooting
Routine Maintenance Procedures
Outlines scheduled maintenance tasks for optimal dryer performance and longevity.
Troubleshooting Common Issues
Identifies common problems and provides remedies, including normal operating behaviors.
Decommissioning and Disposal
Safe Decommissioning Steps
Procedures for safely shutting down, isolating, and preparing the dryer for decommissioning.
Environmentally Sound Disposal
Guidance on disposing of the dryer and its components according to environmental regulations.
Safety Information and Specifications
General Safety Directives and Compliance
Lists applicable safety directives and mandatory compliance requirements for the dryer.
Nameplate Data and Risk Assessment
Explains nameplate values and discusses potential risks like fire, refrigerant dispersion, and pressure.

Table of Contents