EasyManua.ls Logo

Gardner Denver EBMQLC User Manual

Gardner Denver EBMQLC
76 pages
To Next Page IconTo Next Page
To Next Page IconTo Next Page
Page #1 background imageLoading...
Page #1 background image
GARDNER DENVER@
13-9/1 0-641
7th Edition
May, 1995
ELECTRA-SAVER@
ELECTRA-SAVER Il@
STATIONARY BASE-MOUNTED
COMPRESSOR
DOMESTIC MODELS
40- IOOHP
EBH, EBM, EBP & EAP
INTERNATIONAL MODELS
EBM B - 60-100 HP(45-75K~
--
OPERATING AND
SERVICE MANUAL

Table of Contents

Question and Answer IconNeed help?

Do you have a question about the Gardner Denver EBMQLC and is the answer not in the manual?

Gardner Denver EBMQLC Specifications

General IconGeneral
SeriesEBMQLC
ManufacturerGardner Denver
TypeRotary Screw
DriveDirect Drive
Cooling MethodAir-Cooled

Summary

SECTION 1 GENERAL INFORMATION

COMPRESSION PRINCIPLE

Explains the helical rotor meshing for compression.

LUBRICATION, COOLING AND SEALING

Details how oil is used for lubrication, cooling, and sealing.

SAFETY PRECAUTIONS

DANGER Warnings

Critical warnings about severe injury or death.

WARNING Warnings

Warnings about potential equipment damage.

SECTION 2 INSTALLATION

FOUNDATION

INSTALLATION FOR COLD WEATHER OPERATION

Recommendations for installing units in cold climates.

Cold Weather Operation (10°F to -12°C)

ELECTRICAL WIRING - Standard Units

WARNING: Electrical Shock

Warning about electrical hazards during wiring.

MOTOR LUBRICATION

Procedures for lubricating electric motor bearings.

SECTION 3 STARTING & OPERATING PROCEDURES

PRESTART-UP INSTRUCTIONS

Essential checks before operating a new unit.

Compressor Oil

Checking and filling the compressor oil level.

DANGER (Before removing oil filler plug)

Critical safety warning before accessing the oil system.

STARTING THE UNIT

STARTING THE UNIT

Procedures for starting the compressor unit.

SECTION 4 CONTROLS & INSTRUMENTATION

AUTO SENTRY®-ES OPERATION

How to operate the Auto Sentry-ES controller.

WARNING: Automatic Restart/Electrical Shock

Warnings about automatic restarts and electrical hazards.

Low Demand Mode Operation

Sequence Mode Operation

How to operate in Sequence mode for multiple units.

SERVICE ADVISORIES

SERVICE ADVISORIES

Information on service advisories from the controller.

PROTECTIVE SHUTDOWNS

Explains various protective shutdown conditions.

Motor Protective Devices

High Temperature Protection

How high temperature is monitored and protected.

PROGRAMMING AND SETUP INSTRUCTIONS FOR THE AUTO SENTRY®-ES CONTROLLER

Programming Steps

Programming Steps

Step-by-step guide to programming the controller.

SEQUENCING COMPRESSORS WITH THE AUTO SENTRY®-ES

SEQUENCING COMPRESSORS WITH THE AUTO SENTRY®-ES

Detailed guide on setting up compressor sequencing.

HOW THE "AUTO SENTRY®-ES" CONTROLS PRESSURE WHILE SEQUENCING

Explains dynamic setpoint control for sequencing.

The Automatic Sequence Change

CONNECTION TO EXTERNAL CONTROLS

Inlet Valve (FIGURE 1-4, page 2, and FIGURE 4-5)

Reservoir Thermistor

Emergency Stop Push-Button

Manual emergency shutdown control.

COMPRESSOR CAPACITY CONTROL – TURN VALVE UNITS ONLY

SECTION 5 LUBRICATION, OIL COOLER, OIL FILTER & SEPARATOR

COMPRESSOR OIL SYSTEM (FIGURE 5-1, page 43)

How the oil system cools, lubricates, and seals.

RECOMMENDED LUBRICANT

Gardner Denver's recommended AEON lubricants.

CAUTION (Improper equipment maintenance)

CAUTION (Improper equipment maintenance)

Warning about using synthetic lubricants incorrectly.

HIGH TEMPERATURE OPERATION

Operating limits for AEON 9000 SP at high temperatures.

WARNING (High temperature operation)

WARNING (High temperature operation)

Warning about restarting after high temperature stops.

OIL CHANGE INTERVAL

OIL CHANGE INTERVAL

Chart showing oil change intervals based on operating temperature.

COMPRESSOR OIL FILTER (FIGURE 5-1)

Function and replacement of the oil filter.

CAUTION (Improper oil filter maintenance)

Warning about improper oil filter maintenance.

OIL SEPARATOR

OIL SEPARATOR

Function and maintenance of the oil separator.

COMPRESSOR (GD ELIMINATOR) OIL SEPARATOR

Details on the cartridge-type separator element.

COMPRESSOR OIL SYSTEM CHECK

COMPRESSOR OIL SYSTEM CHECK

Procedures for checking oil system parameters.

SECTION 6 AIR FILTER

Filter Element

Servicing the air filter element.

SECTION 7 COUPLING

DANGER (Rotating machinery)

Critical safety warning for servicing the coupling.

SECTION 8 MAINTENANCE SCHEDULE

SERVICE CHECK LIST

Overview of service checks for air filter and oil separator.

Every 1000 Hours Operation

Every 8000 Hours Operation

Major maintenance for 8000 hours, including oil change.

SECTION 9 TROUBLE SHOOTING

Compressor fails to start.

Possible causes and remedies for startup failure.

Compressor starts but stops after a short time.

Troubleshooting steps for intermittent operation.

Compressor does not unload (or load).

Diagnosing issues with compressor loading/unloading.

Compressor is low on delivery and pressure.

Compressor is low on delivery and pressure.

Identifying causes for low output and pressure.

High discharge air temperature.

Troubleshooting high discharge air temperature.

Oil Carry-Over

DANGER (Air/oil under pressure)

Critical safety warning for pressurized systems.

Oil Carry-Over (Continued)

SECTION 10 TROUBLE SHOOTING CONTROLS

AUTO SENTRY ES CONTROLLER

Overview of Auto Sentry ES controller display modes.

ADVISORY TROUBLESHOOTING GUIDE

Guide for addressing controller advisories.

SHUTDOWN TROUBLESHOOTING GUIDE

Information on interpreting and clearing shutdown messages.

HIGH DISCH TEMP Shutdown

LOW OIL PRESS Shutdown

CONTROLS TROUBLESHOOTING GUIDE

Related product manuals