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Gardner Denver L11RS User Manual

Gardner Denver L11RS
60 pages
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Original Operating and Service Manual
Screw Air Compressor
L07 - L11, L07RS - L11RS
V2
GB CDN USA
Id. no. CC1140579 / 00 - March 2015

Table of Contents

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Gardner Denver L11RS Specifications

General IconGeneral
BrandGardner Denver
ModelL11RS
CategoryAir Compressor
LanguageEnglish

Summary

3. Safety Regulations

3.1 Identification of Safety Guidelines

Explains liability disclaimer and general validity of safety regulations.

3.2 General Safety Instructions

Covers organizational measures, personnel responsibilities, and general safety practices.

3.4 Installation and Normal Operation

Provides guidelines for safe installation, operation, and environmental considerations.

3.6 Warning of Special Dangers

Covers specific hazards like electric energy, gas, dust, steam, hydraulics, pneumatics, and noise.

Rooms Subject to Explosion Hazards

Prohibits operation in areas subject to explosion hazards.

4. Design and Functioning

4.5 System Control

Introduces the compressor's control system and its basic functions.

4.5.1 System Control L07-L11

Details the standstill and starting procedures for the L07-L11 system.

Automatic Operation (Open-Close Operation)

Describes how the unit automatically operates based on pressure settings.

4.5.2 System Control L07RS-L11RS

Details the standstill, starting, and stopping procedures for the L07RS-L11RS system.

Speed Control Operation

Explains how speed is controlled to match compressed air demand.

Automatic Operation

Describes automatic operation modes including speed adjustment and shutdown.

5. Transport and Installation

5.1 Transport

Gives safety instructions and weight details for transporting the compressor unit.

5.2 Installation

Provides guidelines for safe installation, including foundation, ventilation, and clearance.

6. Preparations for Commissioning

6.3 Electrical Connection

Provides recommended cable sizes, fuses, and safety precautions for electrical connections.

6.3.1 Electrical Connection (USA/CANADA-Version Only)

Specific electrical connection guidelines for USA/Canada versions.

7. Commissioning

7.1 First Commissioning

Step-by-step guide for initial setup and commissioning of the compressor.

8. Control System

8.1 General

Introduces the control system and acknowledges the initial 'POWER LOSS' fault.

8.4 Displaying / Changing Values

Details how to navigate menus to display and change system values.

8.4.1 Selecting Values

Explains how to select values within sub-menus for display or setting.

8.4.2 Changing Values

Guides on the process of modifying existing values in the control system.

8.5.2 Setting Network Pressure

Details on setting the maximum and minimum network pressure for the compressor.

8.5.3 Setting Line Pressure

Explains how to set the line pressure switching points for L07RS-L11RS models.

8.6 Starting the Unit

Procedures and safety warnings for starting the compressor unit.

8.7 Switching Off the Unit

Describes the normal shutdown procedure and the soft-stop function.

8.8 Emergency Off Button

Explains the function and use of the emergency off button.

8.9 Acknowledging Warning / Fault Messages

How to acknowledge and manage warning and fault messages displayed by the system.

9. Service and Maintenance

9.1 Maintenance Recommendations

Emphasizes the importance of scheduled maintenance for optimal unit performance.

9.3 Maintenance and Inspection Schedule

Provides safety warnings and general points to observe before maintenance.

10. Trouble-shooting

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