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Gardner Denver EBB BB-7.5 HP User Manual

Gardner Denver EBB BB-7.5 HP
84 pages
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GARDNER DENVER
ELECTRA–SCREW
STATIONARY
BASE–MOUNTED,
BASE–MOUNTED with
INTEGRATED DRYER and
TANK– MOUNTED COMPRESSORS
MODELS
EBB_BB – 7.5 HP (ES–7.5)
EBB_CB – 10 HP (ES–10.0)
EBB_DB – 15 HP (ESS–15.0)
PARTS LIST &
OPERATING AND
SERVICE MANUAL
13–8–612
2nd Edition
March, 1997
Manual Brought to You By:IndustrialAirPower.com

Table of Contents

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Gardner Denver EBB BB-7.5 HP Specifications

General IconGeneral
BrandGardner Denver
ModelEBB BB-7.5 HP
CategoryAir Compressor
LanguageEnglish

Summary

TOTAL PRODUCT SUPPORT

REMANUFACTURED AIR ENDS

Factory remanufactured air ends offer quality and reliability for compressor replacement needs.

FOREWORD

GENUINE PARTS AND SERVICE SUPPORT

INSTRUCTIONS FOR ORDERING REPAIR PARTS

Guidance on how to correctly specify and order necessary replacement parts for the compressor.

SECTION 1 GENERAL INFORMATION

COMPRESSOR FUNCTION AND PRINCIPLES

Explains the meshing helical rotors, compression cycle, and air/oil flow through the system.

LUBRICATION, COOLING AND SEALING

Details how oil is circulated for lubrication, cooling, and sealing of compressor components.

SAFETY PRECAUTIONS

DANGER HAZARDS

Critical warnings about severe personal injury or death from specific hazards like rotating parts and electrical shock.

WARNING HAZARDS AND DECALS

WARNING NOTICES

Warnings about potential damage to equipment from improper operation or ignoring safety notices.

UNIT DECALS AND MARKINGS

Identifies various safety and instructional decals applied to the compressor unit for user awareness.

SECTION 2 INSTALLATION

GENERAL INSTALLATION GUIDELINES

Covers initial checks upon receipt, lifting, and general placement considerations for the unit.

AIR-COOLED UNIT INSTALLATION

Specific installation requirements for air-cooled units, including airflow and cleaning.

FOUNDATION AND SYSTEM PIPING

Details foundation needs, oil reservoir drain, enclosure access, and requirements for various system piping.

COLD WEATHER AND ELECTRICAL INSTALLATION

Precautions for cold weather, outside installations, and electrical wiring and grounding procedures.

MOTOR LUBRICATION GUIDELINES

GREASE AND REGLUBRICATION REQUIREMENTS

Specifies recommended grease types, properties, and lubrication intervals for electric motor bearings.

SECTION 3 STARTING & OPERATING PROCEDURES

PRESTART-UP CHECKS AND SYSTEM CHECKS

Essential checks before operating the unit, including oil, air filter, electrical connections, and system pressure.

OPERATING MODES AND UNIT CONTROL

Explains different operating modes, unit control systems, and starting/stopping procedures.

UNIT STARTING AND STOPPING

Step-by-step instructions for safely starting and stopping the compressor unit, including dryer operation.

SECTION 4 CONTROLS & INSTRUMENTATION

PROTECTIVE DEVICES AND INDICATORS

Details protective devices like overload relays, temperature monitors, and LEDs indicating operational status or faults.

AIR CONTROL COMPONENTS

Explains the function of key air control parts like the inlet valve and minimum pressure/check valve.

CONTROLLER AND INTERFACE OPERATION

Details the intake controller, starter box, Auto-Sentry S controller, and its buttons/LEDs for various operational modes.

DIGITAL READOUTS AND ERROR MESSAGES

Information on pressure/temperature readouts, error message definitions, and their impact on unit operation.

PROGRAMMING LOAD-UNLOAD SETPOINTS

Step-by-step guide to adjust the unit's load and unload pressure setpoints for optimal performance.

SECTION 8 MAINTENANCE SCHEDULE

ROUTINE SERVICE CHECKS AND INTERVALS

Outlines routine checks and maintenance tasks based on operating hours and calendar time for optimal performance.

SECTION 9 TROUBLE SHOOTING

SECTION 10 PARTS LIST

SECTION 11 OPTIONAL INTEGRATED DRYER

DRYER INSTALLATION AND OPERATION

Instructions for installing and operating the optional integrated dryer, including clearances and startup procedures.

DRYER TEMPERATURE-PRESSURE CHART

Provides a chart correlating refrigerant temperature with pressure for the dryer's R-22 system.

WARRANTY INFORMATION AND DISCLAIMERS

GENERAL WARRANTY PROVISIONS

Outlines limitations, exclusions, and general terms applicable to the product warranty.

WARRANTY PERIODS

Specifies the duration of warranty coverage for different components like air ends and other parts.

DISCLAIMER AND EXCLUSIONS

States the exclusive warranty remedies and disclaims other implied warranties and liabilities.

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