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Diffstak 250/2000M
Edwards Diffstak 250/2000M Manuals
Manuals and User Guides for Edwards Diffstak 250/2000M. We have
1
Edwards Diffstak 250/2000M manual available for free PDF download: Instruction Manual
Edwards Diffstak 250/2000M Instruction Manual (64 pages)
Mk2 Diffusion Pumps
Brand:
Edwards
| Category:
Water Pump
| Size: 1 MB
Table of Contents
Table of Contents
5
Introduction
9
Scope and Definitions
9
Description
10
Construction
11
Principle of Operation
11
Sectional View of Valved Diffstak 63/150 Pump
12
Sectional View of Valved Diffstak 100/300 Pump
13
Sectional View of Valved Diffstak 160/700 Pump
14
Part Sectional View of Valved Diffstak 250/2000 Pump
15
Technical Data
17
General
17
M-Model and P-Model Pumps
17
C-Model and F-Model Pumps
18
Pump Fluid Data
18
Construction Materials
19
Item Numbers
19
Dimensions of M-Model Diffstak Pumps (MM)
20
Dimensions of P-Model Diffstak Pumps (MM)
21
Dimensions of C-Model Diffstak Pumps (MM)
22
Installation
23
Safety
23
Unpack and Inspect
23
Locate the Pump
24
Vacuum Connections
24
Diffstak Inlet
24
Inlet-Flange Fitting Details
25
Diffstak 250/2000 Installation Details
28
Backing and Roughing Connections
29
Cooling-Water Connections
30
Electrical Connections
30
Connect the Electrical Supply to the Pump
30
Heater Electrical Connections
31
Connect the Cooling-Fail Thermal Snap-Switch (Optional)
32
Connect the Pump-Ready Thermal Snap-Switch (Optional)
32
Cooling-Fail Thermal Snap-Switch Electrical Connections
32
Connect the High-Vacuum Isolation-Valve Position Indicators (63/150P and 100/300P Only)
33
Connect the High-Vacuum Isolation-Valve Position Indicators (160/700P and 250/2000P Pumps Only)
33
Position Indicator Connections (160/700P and 250/2000P Only)
33
Connect the Compressed-Air Supplies (P-Model Pumps Only)
34
Leak-Test the System
34
Fill the Pump with Fluid
35
Safety of Vapour Pump Fluids
35
Recommended Pump Fluids
36
Schematic Diagram of Typical Pneumatic Circuit (P-Model Pumps Only)
36
Filling Procedure
37
Operation
39
Introduction
39
Pump Start-Up
39
Typical Pumping System: Diffstak 63/150, 100/300 and 160/700 Pumps
40
Typical Pumping System: Diffstak 250/2000 Pumps
41
Re-Admission of Air to Your Vacuum System
42
Re-Evacuation of Your Vacuum System
42
Pump Shut-Down
42
Maintenance
43
Safety
43
Maintenance Plan
44
Check the Pump Fluid-Level
44
Inspect the Pump Fluid (and Drain if Necessary)
45
Inspect and Clean the Pump
45
Preparation
45
Remove the High-Vacuum Isolation-Valve (M-Model Pumps)
45
Remove the High-Vacuum Isolation-Valve (P-Model Pumps)
46
Dismantle the Pump
46
High-Vacuum Isolation-Valve: Diffstak 63/150, 100/300 and 160/700 Pumps
47
High-Vacuum Isolation-Valve: Diffstak 250/2000 Pumps
47
Inspect and Clean the Interior
48
Reassemble the Pump
48
Pneumatic Actuator for the Isolation-Valve: Diffstak 63/150P and 100/300P Pumps
49
Pneumatic Actuator for the Isolation-Valve: Diffstak 160/700P Pumps
49
Pneumatic Actuator for the Isolation-Valve: Diffstak 250/2000P Pumps
49
Clean the Radiation Shield
50
Lubricate/Inspect the High-Vacuum Isolation-Valve (M- and P-Model Pumps)
51
Replace the Pump Heater(S)
52
Diffstak 63/150 and 100/300 Pumps
52
Heater Assembly: Diffstak 63/150 and 100/300 Pumps
52
Diffstak 160/700 and 250/2000 Pumps
53
Heater Assembly: Diffstak 160/700 and 250/2000 Pumps
53
Check the Heater Securing Nuts
54
Clean the Cooling-Coil
54
Adjust or Replace the Position Indicators
54
Adjust the Position Indicators
54
Replace the Position Indicators
54
Fault Finding
56
Storage and Disposal
57
Storage
57
Disposal
57
Service, Spares and Accessories
59
Introduction
59
Service
59
Spares
59
Pump Fluids
59
Spares Common to All Diffstak Pumps
60
Spares for Diffstak M- and P-Model Pumps
60
Accessories
61
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