Atlas Copco LE40

Atlas Copco Stationary Air Compressors
*2920125704*
No. 2920 1257 04
Registration code: APC L / 38 / 989
Replaces 2920 1257 03
2000-10
LE/LT15, -22, -40, -55, -75, -110, -150
LF15, -22, -40, -55, -75
www.atlascopco.com
• Copyright 2000, Atlas Copco Airpower n.v., Antwerp, Belgium.
Any unauthorized use or copying of the contents or any part thereof is prohibited. This applies in
particular to trademarks, model denominations, part numbers and drawings.
• This instruction book meets the requirements for instructions specified by the machinery directive
98/37/EC and is valid for CE as well as non-CE labelled machines.
Instruction Book

Atlas Copco LE40 Specifications

General

Brand	Atlas Copco
Model	LE40
Category	Air Compressor
Language	English

Summary

Installation and Handling

Dimension Drawings

Presents dimensional data and diagrams for various compressor models.

Electrical Connections

Outlines requirements for electrical setup and connection to the unit.

Settings of Overload Relay, Fuses, and Cable Size

Specifies settings for overload protection, fuses, and cable sizing.

Operating Instructions

Initial Start-up

Guides through the first-time setup and initial operation of the compressor.

Starting

Describes the procedure for starting the compressor correctly.

Stopping

Details the steps for safely shutting down the compressor.

Maintenance

Preventive Maintenance Schedule for the Compressor

Summarizes recommended maintenance tasks and intervals for the compressor.

Servicing and Adjustment Procedures

Unloader or Check Valve

Valves

Adjustment MDR4 Pressure Switch

Explains how to adjust the air pressure switch for stopping and starting pressures.

Adjustment MDR56 Pressure Switch

Guides on adjusting the MDR5/6 pressure switch for stopping and starting pressures.

Adjustment Pilot Valve on Trolley

Safety Valve

Relief Valve on LF5575, LE75 up to -150 and LT

Problem Solving

Principal Data

Compressor Data for LE 10 bar

Compressor Data for LF 10 bar

Compressor Data for LT 15 bar

Compressor Data for LT 20 bar

Compressor Data for LT 30 bar