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Gardner Denver L90RS User Manual

Gardner Denver L90RS
60 pages
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L-SERIES FRAME 5
BASE MOUNTED COMPRESSOR
Original User and Service Manual
125, 150, 180 HP
MODELS:
L90-132E
LRS90-132E
50/60Hz
13-25-639
Version 00
September, 2019

Table of Contents

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Gardner Denver L90RS Specifications

General IconGeneral
BrandGardner Denver
ModelL90RS
CategoryAir Compressor
LanguageEnglish

Summary

Compressor Specifications and Operation

Maintenance and Care Essentials

Stresses the importance of proper maintenance and adherence to intervals for continued performance.

Safety Regulations and Hazards

4.1 General Safety Regulations

Covers fundamental safety rules for operating and maintaining the compressor, emphasizing trained personnel and adherence to manuals.

4.2 Dangers of Compressed Air

Details specific hazards related to the power and use of compressed air, including propulsion of parts and connection risks.

4.3 Machine-Related Dangers

Highlights dangers related to the machine itself, such as electric shock, noise, and unexpected startups.

4.5 Loading and Moving Dangers

Covers safety precautions and risks during the lifting, moving, and transportation of the compressor unit.

4.7 Maintenance Neglect Dangers

Explains the risks and consequences of failing to adhere to maintenance schedules and checks.

4.8 Maintenance and Repair Dangers

Details the specific hazards and safety measures required when performing maintenance or repair tasks on the compressor.

4.9 Conversion and Modification Dangers

Warns about the risks and safety implications of unauthorized modifications or using non-original parts.

Design and Functioning

Transport and Installation

Safe Transport Procedures

Covers critical safety warnings and instructions for lifting, securing, and moving the compressor.

Installation Guidelines and Requirements

Provides instructions for correctly positioning, levelling, and ensuring adequate ventilation for the installed unit.

Preparations for Commissioning

Commissioning Procedures

Initial Commissioning Steps

Detailed steps for the initial startup, including safety checks, rotation direction verification, and controller setup.

Service and Maintenance Tasks

Maintenance and Inspection Schedule

Provides a detailed schedule of checks and maintenance tasks to be performed at various intervals.

Service Check List by Operational Interval

Lists specific checks and tasks to be performed at different operational hour intervals (8, 125, 2000, 4000, 8000 hours).

Oil Change Procedure and Safety

Step-by-step instructions for performing an oil change, including safety warnings and disposal.

Pressure Relief Valve Testing and Malfunction

Explains how to check and test the pressure relief valve and what to do if it malfunctions.

Troubleshooting Common Issues

Unit Fails to Start

Lists possible causes and remedies for the unit failing to start.

Unit Stops During Startup Phase

Identifies reasons for the unit stopping during the startup sequence and their solutions.

Failure to Reach Set Mains Pressure

Explains why the set mains pressure might not be reached and how to fix it.

Pressure Relief Valve Activation Causes

Lists potential causes for the pressure relief valve opening and how to troubleshoot.

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