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Atlas Copco CR Series User Manual

Atlas Copco CR Series
53 pages
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Atlas Copco
Industrial cast iron piston compressors
CR Range
Instruction book
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Atlas Copco CR Series Specifications

General IconGeneral
TypeRotary Screw
DriveDirect
Cooling MethodAir or Water
Pressure Range13 bar
Drive TypeDirect
Cooling SystemAir or Water Cooled
Control SystemElektronikon
WeightVaries by model

Summary

Safety Precautions

Safety Icons Explained

Explains warning symbols and critical safety notes for user protection.

General Safety Practices

Covers essential safety rules for compressor installation, operation, and maintenance.

Installation Safety Measures

Details critical safety precautions required during the compressor installation process.

Operation Safety Guidelines

Specifies safe procedures and precautions for running the compressor unit.

Maintenance and Repair Safety

Outlines essential safety protocols to follow when performing maintenance and repairs.

General Compressor Description

CR Range Compressor Overview

Introduces the CR Range compressors, their types, and key features.

Hour Meter Functionality and Features

Explains the purpose, operation, and technical specifications of the hour meter.

Control Piping Systems Explained

Illustrates and describes the diagrams for various control piping configurations.

Regulating System Operation Modes

Details how the automatic start/stop and contractor systems regulate pressure.

Installation and Electrical Setup

Installation Instructions and Guidelines

Provides guidance on the correct placement, ventilation, and setup of the compressor.

Electrical Connection Requirements

Details necessary electrical hook-up procedures, safety measures, and diagrams.

Fuse and Wire Size Specifications

Lists recommended fuse sizes and wire gauges for electrical circuits based on codes.

Operating the Compressor

Initial Start-Up Procedure

Guides users through the initial checks and steps before the first compressor startup.

Compressor Starting and Operation

Details the correct procedure for starting CR and CR Contractor units.

Compressor Stopping Procedure

Explains how to safely shut down the compressor and release pressure.

Taking Unit Out of Permanent Operation

Outlines the steps for long-term deactivation and disconnection of the unit.

Storage and Preservation Guidelines

Provides instructions for protecting and storing the compressor correctly.

Maintenance and Service

Gas Engine Maintenance Notes

Refers to the engine owner's manual for specific gas engine maintenance procedures.

Preventive Maintenance Schedule

Lists regular checks and tasks at specified intervals for optimal compressor performance.

Compressor Lubrication Best Practices

Recommends specific compressor oils and explains the importance of proper lubrication.

Recommended Service Kits

Lists available service kits for efficient compressor maintenance and repairs.

Used Material Disposal Guidelines

Advises on environmentally sound disposal of compressor-related materials and waste.

Servicing and Adjustment Procedures

Air Filter Replacement Guide

Provides step-by-step instructions for replacing the air filter element.

MDR4 Pressure Switch Adjustment

Details how to adjust the stopping pressure and pressure difference settings.

MDR3 Pressure Switch Adjustment

Explains the procedure for adjusting the MDR3 pressure switch for optimal operation.

Pilot Valve Adjustment and Operation

Covers setting the pilot valve for maximum pressure control and unloading.

Pressure Relief Valve Testing

Outlines the procedure for testing the proper function and safety of the relief valve.

Troubleshooting Common Issues

Technical Data and Specifications

Reference Conditions for Performance

Specifies the standard conditions under which compressor performance data is measured.

Operational Limitations and Variants

Details the operating limits, temperature, and pressure for specific compressor variants.

Compressor Model Performance Data

Presents detailed performance metrics, HP, and FAD for different CR compressor models.

Usage and Air Receiver Care

Air Receiver Maintenance and Corrosion Prevention

Advises on preventing corrosion and performing regular inspections of the air receiver.

Standard Terms and Conditions

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