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Ingersoll-Rand EP 20-ESP User Manual

Ingersoll-Rand EP 20-ESP
58 pages
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APDD 655B
September 1996
Before installation or starting the compressor for the
first time, this manual should be studied carefully to
obtain a clear knowledge of the unit and of the duties to
be performed while operating and maintaining the unit.
RETAIN THIS MANUAL WITH UNIT.
This Technical manual contains IMPORTANT SAFETY
DATA and should be kept with the air compressor at all
times.
EP 20/25/30 - ESP
OPERATORS/
INSTRUCTION MANUAL
PARTS LIST
RECOMMENDED SPARES
INGERSOLLrAND
®
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Ingersoll-Rand EP 20-ESP Specifications

General IconGeneral
BrandIngersoll-Rand
ModelEP 20-ESP
CategoryIndustrial Equipment
LanguageEnglish

Summary

AIR COMPRESSOR GROUP BONDED WARRANTY & REGISTERED START UP

ROTARY SCREW AIR COMPRESSOR

0.0 SAFETY AND WARNINGS

0.1 SAFETY INSTRUCTIONS

Read all instructions carefully before installing or operating the compressor.

0.2 SAFETY PRECAUTIONS

General safety guidelines and precautions for operating and maintaining the compressor.

SAFETY SHUTDOWN CHECK HIGH AIR TEMPERATURE

Procedure to check the high discharge air temperature shutdown function.

WARNING: Piping and Material Recommendations

Consequences of not following safety recommendations for piping and materials.

WARNING: Breathing Air Service Statement

Conditions and requirements for using the compressor for breathing air services.

WARNING: Compressed Air Exhaust Statement

Ensuring adequate ventilation for air consuming devices.

WARNING: Hot Surface

Caution regarding hot surfaces on the compressor unit.

NOTICE: Product Licensing and Patents

Information regarding product licensing and pending patents.

NOTICE: Dual Voltage Unit Wiring

Instructions for wiring dual voltage units to 230V or 460V.

NOTICE: Before Starting Instructions

Key steps to follow before starting the compressor unit.

WARNING: Hazardous Voltage

Warning about hazardous voltage within the control box.

0.3 DECALS

Safety Decal Identification

Examples of safety decals applied to the compressor unit.

2.0 INSTALLATION

2.1 VENTILATION

Requirements for adequate ventilation for air-cooled compressors.

2.2 FOUNDATION REQUIREMENTS

Guidelines for installing the compressor on a suitable floor.

2.3 OUTDOOR INSTALLATIONS

Specific considerations for installing compressors in outdoor locations.

2.4 PIPING

Essential piping considerations for a safe and effective compressed air system.

2.5 ELECTRICAL INSTALLATION

Procedures for safe and correct electrical installation of the compressor.

2.6 VOLTAGE CONVERSION

Instructions for performing voltage conversion on multi-voltage units.

2.7 SHIPPING BOLT REMOVAL

Procedure for removing shipping bolts before operation.

2.8 ROTATION CHECK

How to check and ensure correct motor rotation direction.

2.9 BEFORE STARTING / STARTING / STOPPING

Instructions for safely starting, operating, and stopping the compressor.

3.0 SYSTEMS

3.1 GENERAL SYSTEM INFORMATION

Overview of the single-stage, rotary screw compressor system components.

3.2 COOLANT SYSTEM

Description of the coolant system, its function, and components.

CIRCULATION OF COOLANT

Explanation of how coolant circulates through the compressor system.

3.3 AIR SYSTEM

Components and flow of the compressed air system.

3.4 CAPACITY CONTROL

How the compressor manages capacity using on-line/off-line control.

3.5 SETTING NEMA 1 PRESSURE SWITCH

Procedure for setting the pressure switch for NEMA 1 enclosures.

3.6 SETTING NEMA 4 PRESSURE SWITCH

Procedure for setting the pressure switch for NEMA 4 enclosures.

4.0 MAINTENANCE

4.1 MAINTENANCE SCHEDULE

Recommended maintenance intervals for compressor components.

4.2 MAINTENANCE RECORDS

Importance of keeping detailed maintenance records for warranty service.

4.3 MAINTENANCE PROCEDURES

General safety and preparation steps before performing maintenance.

4.4 MANUAL PRESSURE RELIEF VALVE CHECK

Procedure for checking the manual pressure relief valve.

4.5 SHEAVE ALIGNMENT

Guidelines for proper sheave alignment to ensure belt life.

ALIGN SHEAVES

Detailed steps for checking and correcting sheave alignment.

MOTOR SHEAVE BUSHING

Illustration and procedure for repositioning the motor sheave bushing.

4.6 DRIVE BELTS

Instructions for installing and removing drive belts.

4.7 BELT TENSION

Information on the self-tensioning system for drive belts.

4.8 SHAFT SEAL REPLACEMENT

Procedure for replacing worn shaft seals on the compressor.

INSTALLATION (20-25 HP)

Step-by-step guide for installing shaft seals on 20-25 HP units.

INSTALLATION (30 HP)

Step-by-step guide for installing shaft seals on 30 HP units.

4.9 INLET AIR FILTER ELEMENT

Procedure for changing the inlet air filter element.

4.10 COOLANT FILTER

Procedure for replacing the coolant filter element.

4.11 COOLANT CHANGE

Procedure for draining and refilling the compressor coolant.

4.12 COOLANT TYPE CHANGE

Steps for changing the type of coolant used in the compressor.

4.13 COOLANT SEPARATOR FILTER ELEMENT

Procedure for replacing the coolant separator filter element.

4.14 SEPARATOR TANK SCAVENGE CHECK VALVE/SCREEN/ORIFICE

Procedure for checking and cleaning the separator tank's check valve/screen/orifice.

4.15 COOLER CORES INSPECTION

Procedure for inspecting and cleaning cooler cores.

4.16 MOTOR GREASING

Instructions for re-lubricating the motor bearings.

MOTOR BEARING MAINTENANCE-STORED UNITS

Maintenance for motors on units placed in storage.

5.0 TROUBLE SHOOTING

6.0 REFERENCE DRAWINGS

6.1 ELECTRICAL SCHEMATIC - FULL VOLTAGE

Diagram showing the full voltage electrical schematic of the compressor.

6.2 ELECTRICAL SCHEMATIC - STAR DELTA

Diagram showing the star-delta electrical schematic of the compressor.

6.3 PIPING DIAGRAM

Schematic illustrating the piping layout of the compressed air system.

6.4 FOUNDATION PLAN - TANK MOUNTED

Detailed foundation plan for tank-mounted units.

6.5 FOUNDATION PLAN - BASE MOUNTED

Detailed foundation plan for base-mounted units.

6.6 TYPICAL SYSTEM FLOW DIAGRAM

Diagram illustrating the typical flow of a compressed air system.

7.0 PARTS LIST

7.1 INTRODUCTION

How to use the parts manual and identify parts.

SERIAL NUMBER BREAK

Explanation of how serial number changes affect part applicability.

HOW TO ORDER PARTS

Information required when ordering replacement parts.

7.3 RECOMMENDED SPARE PARTS

8.0 MAINTENANCE RECORD

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