Welch WOB-L 2561B-50, Owner'S Manual

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TABLE OF CONTENTS
Section 01 - Safety Information
1.10 Warning to prevent injury
1.20 Warning to reduce risk of electrical shock
1.30 Warning to reduce risk of electrocution
1.40 Warning to reduce risk of explosion or fi re
Section 02 - Installation
2.10
Introduction
2.20 Unpacking
2.30 Pump mounting
2.40 Pump location / Environmental conditions
2.50 Intake and discharge provisions
2.60 Electrical power
2.70 Vacuum connections
2.80 Vacuum and gauges
2.90 Traps
Section 03 - Operation
3.10
Starting procedures
3.20 Leak detection
3.30 Pressure range
3.40 Shutdown procedures
Section 04 - Maintenance
4.10
General Maintenance
Section 05 - Troubleshooting
5.10
Vacuum problems
5.20 Troubleshooting table
Section 06 - Specifi cations
6.10
Specifi cation chart
6.20 Pumping speed curve
Section 07 - Warranty
Section 08 - Exploded views and parts list
8.10
Dimensional Drawing
8.20 Exploded view and parts list
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