User Manuals: Edwards 18B4B Vapour Booster Pumps

Manuals and User Guides for Edwards 18B4B Vapour Booster Pumps. We have 1 Edwards 18B4B Vapour Booster Pumps manual available for free PDF download: Instruction Manual

Edwards 18B4B Instruction Manual (64 pages)

Vapour Booster Pumps

Brand: Edwards | Category: Water Pump | Size: 1 MB

Table of Contents
3
Introduction
7
Scope and Definitions
7
Description
7
Construction
8
Principle of Operation
8
Over-Temperature Protection
9
Cooling-Fail Thermal Snap-Switches
9
Boiler-Protection Thermal Snap-Switch
9
Low Fluid Level Protection (Optional)
9
Temperature Indication (Optional)
9
Operation with High Ambient Humidity
9
Part-Sectional View of the 18B4B Pump
11
Technical Data
13
Operating and Storage Conditions
13
Performance
13
Mechanical Data
14
Pump Fluid Data
14
Cooling-Water Data
14
Electrical Data
15
Construction Materials
15
Pump Item Numbers
16
Typical Performance Curves
17
Installation
21
Safety
21
Unpack and Inspect
21
Locate the Pump
22
General Requirements
22
Installation on a Vacuum System
23
Free-Standing Installation
23
Vacuum Connections
23
System Design
23
Connect the Pump Inlet
24
Connect the Pump Outlet
24
Cooling-Water Connections
25
Pump Fluid Drain Connection (Optional)
26
Connect the Electrical Supply
26
Electrical Safety
26
Connect the Supply to the Pump
27
Heater Wiring Connections
27
Terminal Block
28
Terminal Block Links for Star Connections
28
Star Connection Wiring Diagram
29
Terminal Block Links for Delta Connections
29
Delta Connection Wiring Diagram
29
Recommended Control Circuit
30
Connect the Thermal Snap-Switches
31
Connect the Cooling-Fail Thermal Snap-Switches
31
Connect the Boiler Protection Thermal Snap-Switch
31
Connect the Optional Pt100 Temperature Probe (if Fitted)
31
Leak Test the System
32
Fill the Pump with Fluid
32
Safety of Vapour Pump Fluids
32
Recommended Pump Fluids
32
Filling Procedure
33
Introduction
33
General Filling Procedure
33
Filling Procedure for Adjustment of the Fluid Low Level Switch
34
Connect the Optional Fluid Low Level Switch (if Fitted)
34
Operation
35
Introduction
35
Check the Insulation Resistance of the Heaters
35
Start-Up
36
Rough Pumping
36
Adjust the Boiler Protection Thermal Snap-Switch (if Necessary)
37
Adjust the Boiler Protection Thermal Snap-Switch
37
Re-Admission of Air to Your Vacuum System
38
Re-Evacuation of Your Vacuum System
38
Shut-Down
38
Typical Pumping System
39
Maintenance
41
Safety
41
Tools and Equipment Required
41
Maintenance Plan
42
Check the Pump Fluid-Level
42
Inspect the Pump Fluid (and Drain if Necessary)
42
Clean and Inspect the Pump
43
Introduction
43
Dismantle the Pump
43
Clean the Main Pump Components
44
Clean the Interior Components
45
Clean the Boiler and Fluid Return Pipes
45
Reassemble the Pump
45
Prepare the Pump for Operation
46
Clean the Radiation Shield
47
Replace a Pump Heater
47
Prepare the Pump
47
Identify and Remove the Defective Heater
48
Replace a Heater
49
Assemble and Fit the New Heater
50
Reassemble the Pump
50
Check the Heater Clamp Plate and Retaining Nuts
51
Clean the Cooling-Coil
51
Fault Finding
51
Storage and Disposal
53
Storage
53
Disposal
53
Service, Spares and Accessories
55
Introduction
55
Service
55
Spares
56
Accessories
56
Index
58

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User Manuals: Edwards 18B4B Vapour Booster Pumps

Edwards 18B4B Instruction Manual (64 pages)

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