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Gardner Denver INTEGRA EFB99A User Manual

Gardner Denver INTEGRA EFB99A
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GARDNER DENVER
®
13-8-619
Version: 09
May 2, 2006
INTEGRA
BASE-MOUNTED
COMPRESSORS
MODELS – EFB99A & EFB99F
7.5, 10 & 15 HP
OPERATING AND
SERVICE MANUAL
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Gardner Denver INTEGRA EFB99A Specifications

General IconGeneral
BrandGardner Denver
ModelINTEGRA EFB99A
CategoryAir Compressor
LanguageEnglish

Summary

Foreword

Section 1 General Information

Compressor Overview

Describes the rotary screw compressor as a positive displacement rotary machine.

Compression Principle

Explains how compression is achieved by meshing helical rotors.

Air Flow in Compressor System

Details the path of air through the compressor system from intake to discharge.

Lubrication, Cooling and Sealing

Explains the role of oil in cooling, sealing, and lubricating internal components.

Section 2 Installation

General Installation Notes

Covers unit receipt, initial checks, and reporting damage or missing parts.

Lifting Unit

Outlines proper lifting and transporting methods to prevent damage.

Location Requirements

Guidance on selecting an optimal installation site for performance and maintenance.

Air-Cooled Unit Considerations

Specifics for air-cooled units regarding airflow and clearances.

Section 3 Starting & Operating Procedures

Prestart-Up Instructions

Essential checks and servicing required before the first operation.

Starting the Unit (Cold & Hot)

Step-by-step procedures for starting the compressor in different temperature conditions.

Stopping the Unit

Procedures for safely shutting down the compressor operation.

Section 4 Controls & Instrumentation

Operation Modes

Details how the compressor operates automatically based on demand.

Relief Valve Function

Describes the function and safety precautions for the pressure relief valve.

Air Control Components

Overview of key air control components like inlet valve and solenoid valve.

Setting Load/Unload Pressure Setpoints

Instructions for adjusting the compressor's start and stop pressure settings.

Section 5 Lubrication, Oil Cooler, Oil Filter & Separator

Compressor Oil System

Explains how the compressor's oil system cools, lubricates, and seals components.

Recommended Lubricant

Information on Gardner Denver AEON lubricants and their specifications.

Checking Oil Level

Procedure for checking the oil level in the reservoir.

Oil Change Interval

Guidelines for oil change intervals based on discharge temperature.

Section 6 Air Filter

Standard Duty Air Filter

Description and servicing instructions for the standard air filter element.

Filter Element Service

How to clean and inspect the air filter element for dirt and damage.

Filter Element Life

Criteria for replacing the air filter element after cleanings or inspection.

Section 7 Belt Drive

Belt Tension and Alignment

Importance of proper belt tension and sheave alignment for optimal performance.

Replacing Compressor Belts

Step-by-step instructions for replacing the compressor drive belts.

Sheave Alignment

Detailed guide for achieving proper parallel and angular sheave alignment.

Checking Belt Tension

Methods for measuring and adjusting belt tension using a deflection gauge.

Section 8 Maintenance Schedule

Service Check List

A summary of key maintenance actions at various operating hour intervals.

Every 8 Hours Operation

Daily checks including oil level, load/unload function, and pressure.

Every 125 Hours Operation

Checks for dirt accumulation on cooler faces and cooling fan.

Every 1000 Hours Operation

Recommended maintenance action, such as changing the oil filter element.

Section 9 Troubleshooting

Compressor Fails to Start

Identifies causes and remedies for the compressor not starting.

Compressor Starts but Stops

Addresses issues where the compressor stops shortly after starting.

Compressor Does Not Unload (or Load)

Troubleshooting steps for problems with loading or unloading.

High Discharge Air Temperature

Diagnosing and resolving issues related to high discharge air temperature.

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