Related Manuals for LEYBOLD TRIVAC D4B
Summarization of Contents
0 Important Safety Information
0.1 Mechanical hazards
Hazards related to moving parts or vacuum.
0.2 Electrical hazards
Risks associated with electrical connections and voltages.
0.3 Thermal hazards
Dangers from hot surfaces and components.
0.4 Hazards caused by materials and substances
Risks from pumped media, cleaning agents, and contamination.
0.5 Danger of ignition
Hazards related to explosive atmospheres and ignition sources.
0.6 Hazard caused by noise
Risks from noise levels and hearing protection.
0.7 Risk of damaging the pump
Potential causes and prevention of pump damage.
TRIVAC B ATEX Categories 3 i and 3 i/o Vacuum Pump
Operating Instructions for Operation in Explosion Hazard Areas
Guidelines for safe operation in potentially explosive environments.
Classification and Marking of the Pump
Details on ATEX markings and classification codes.
Explanation of the Symbols
Interpretation of ATEX-related symbols and codes.
Overview of equipment groups, categories, zones, and equipment protection levels (EPL)
Table defining ATEX zones and protection levels.
Protective Measures
Safety measures related to ATEX zones and dust classifications.
Hot Surfaces
Hazards from high surface temperatures during operation.
Hot Exhaust Gases
Risks associated with hot gases released by the pump.
Mechanical Sparks
Prevention of mechanical sparks that could cause ignition.
Electric Sparks
Hazards from electrical sparks in ATEX environments.
Static Electricity
Measures to prevent electrostatic discharge.
Chemical Reactions
Risks of hazardous chemical reactions with pumped media.
Additional Safety Measures
General safety practices for operation and maintenance.
1 Description
Areas of application
Describes typical uses and environments for the TRIVAC B pumps.
Process gas side
Specific details about the process gas handling side of the pump.
Outside of the pump
Classification of explosive atmospheres in zones outside the pump.
Zone 0, 1 and 2
Definitions of ATEX zones for explosive atmospheres.
Responsibility of the operator
Operator's duties regarding ATEX compliance and pump usage.
Drive concept
Explanation of the motor mounting and pump module construction.
1.1 Function
Detailed explanation of how the vacuum pump operates.
1.2 Lubricants
Information on suitable oils and their properties for the pump.
1.3 Supplied Equipment
List of items included with the TRIVAC-B pump upon delivery.
1.4 Technical Data
Key performance specifications and operational parameters of the pump.
1.5 Accessories
List of optional accessories and their compatibility.
3 Installation
3.1 Placement
Guidelines for selecting and positioning the pump.
3.2 Conforming Utilization
Proper uses and applications for the TRIVAC B pumps.
3.2.1 Non-conforming Utilization
Prohibited uses and incompatible substances for the pump.
Gas Composition
Importance of gas composition for ATEX zone classification.
Ignition Temperatures of Gases/Vapours
How gas ignition temperatures affect pump suitability.
Potential Ignition Sources
Identification of potential ignition sources in the pump's operation.
3.3 Connection to the System
Steps for connecting the pump to the vacuum system.
3.4 Electrical Connections
Instructions for making electrical connections safely.
4 Operation
4.1 Media Compatibility
Information on compatible media for pumping.
4.2 Start-up
Procedures for safely starting the vacuum pump.
4.3 Operation
General guidelines for operating the vacuum pump.
4.3.1 Pumping of Non-Condensable Gases and Vapours
Instructions for pumping permanent gases.
4.3.2 Pumping of Condensable Gases and Vapours
Guidelines for pumping vapours, including gas ballast use.
4.3.3 Operating Temperature
Recommended ambient and operating temperature ranges.
4.4 Shutdown
Procedures for safely shutting down the pump.
4.4.1 Controller/Mains Power Failure
Handling power failures and controller interruptions.
5 Maintenance
Danger by High Electric Voltages
Safety warnings regarding electrical hazards during maintenance.
General Maintenance Considerations
Important points before starting maintenance tasks.
5.1 Maintenance Plan
Schedule and procedures for routine maintenance tasks.
5.2 Leybold Service
Information on sending pumps to Leybold for service.
5.3 Monitoring the Oil Level
How to check and maintain the correct oil level.
5.3.1 Checking the Condition of the Oil
Methods for assessing oil quality and determining if it needs changing.
5.4 Oil Change
Step-by-step instructions for changing the pump oil.
5.5 Cleaning the Inlet Screen
Procedure for cleaning the pump's inlet screen.
5.6 Removing and Fitting the Internal Demister
Instructions for servicing the internal demister.
5.7 Disassembly and Reassembly of the Electric Motor
Detailed steps for disassembling and reassembling the electric motor.
5.7.1 Checking the Coupling
How to inspect the motor coupling for wear and damage.
5.8 Replacing the Shaft Seal
Procedures for replacing the pump's shaft seal.
5.9 Removing and Remounting the Pump Module
Overall process for removing and reinstalling the pump module.
5.9.1 Removing the Pump Module
Step-by-step guide to detach the pump module.
5.9.2 Remounting the Pump Module
Step-by-step guide to reinstall the pump module.
6 Troubleshooting
Pump does not start.
Common causes and remedies for pump failure to start.
Pump does not reach ultimate pressure.
Troubleshooting steps for not achieving desired vacuum levels.
Pumping speed is too low.
Diagnosing and fixing issues with reduced pumping speed.
After switching off the pump under vacuum, pressure in the system rises too fast.
Identifying and resolving leaks or valve malfunctions.
Pump gets hotter than usually observed.
Causes and solutions for overheating issues.
Oil in the intake line or in the vacuum vessel.
Troubleshooting oil contamination in the vacuum system.
Oil is turbid.
Reasons for turbid oil and corrective actions.
Pump is excessively noisy.
Diagnosing and resolving excessive noise from the pump.
8 Waste Disposal
Disposal of Waste Oil
Procedures and regulations for disposing of used oil.
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