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Gardner Denver INTEGRA EFB99F User Manual

Gardner Denver INTEGRA EFB99F
53 pages
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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 EFB99F Specifications

General IconGeneral
Voltage400 V
Phase3
FAD990 l/min
TypeScrew
Drive TypeDirect

Summary

Genuine Gardner Denver Parts and Support

Remanufactured Airends Information

Details on factory remanufactured airends, including quality, testing, and warranty.

Section 1 General Information

Compressor Operation and Compression Principle

Details on the rotary screw compressor's mechanism, compression cycle, and rotor design.

Air Flow and Lubrication System

Description of the air path and the lubrication, cooling, and sealing oil system.

Safety Precautions

General Safety Guidelines and Warnings

Essential safety measures covering electrical hazards, moving parts, and system pressure.

Installation Considerations

Cold Weather Operation and Protection

Recommendations for operating in cold climates, including heating and aftercooler bypass.

Discharge Line and Electrical Wiring

Electrical Wiring and Voltage Connection

Instructions for connecting the compressor package to the building's electrical supply.

Grounding and Motor Lubrication

Equipment Grounding Requirements

Mandatory procedures for grounding the compressor package according to electrical codes.

Section 3 Starting & Operating Procedures

Prestart-Up Checks and Procedures

Essential checks for oil, air filter, piping, electrical, and grounding before initial start-up.

Motor Rotation Verification

Procedure for confirming correct motor rotation direction before operating the compressor.

Unit Starting Procedures

Starting the Compressor When Cold

Steps for starting the compressor unit from a cold state.

Starting the Compressor When Hot

Steps for starting the compressor unit when it is already at operating temperature.

Section 4 Controls & Instrumentation

Control Package Overview and Operation

Description of the pre-wired controls, automatic operation modes, and safety features.

Pressure Relief Valve Function and Safety

Details on the relief valve's purpose, setting, and safety precautions during testing.

Setting Load/Unload Pressure Setpoints

Pressure Switch Adjustment Procedures

Instructions for adjusting pressure switches to control compressor load and unload points.

Control System Setpoints and Jumpers

Load and Unload Pressure Setpoint Chart

Table detailing control system pressure setpoints for various nameplate operating pressures.

Controller Jumpers for Auto Time and Restart

Explanation of controller jumpers that configure auto time and automatic restart features.

Controller Settings and External Controls

Connecting Remote On-Off Control

Instructions for wiring a remote on-off switch to the compressor control box.

Section 5 Lubrication, Oil Cooler, Filter & Separator

Compressor Oil System Functions

Overview of the oil system's role in cooling, lubrication, and sealing internal clearances.

Recommended Lubricants and Specifications

Details on Gardner Denver AEON lubricants, including specifications for various operating conditions.

Section 6 Air Filter

Section 8 Maintenance Schedule

Section 9 Troubleshooting

Troubleshooting Temperature and Oil Issues

Resolving High Discharge Air Temperature

Causes and solutions for high discharge air temperatures, including cooler and oil system checks.

Addressing Excessive Oil Consumption and Carryover

Identifying and rectifying causes of high oil consumption and oil carryover.

Troubleshooting the AutoSentry T Controller

Controller Faults and Voltage Problems

Warranty Information

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