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Cryo-Cooled Diffstak CR63/150
Edwards Cryo-Cooled Diffstak CR63/150 Manuals
Manuals and User Guides for Edwards Cryo-Cooled Diffstak CR63/150. We have
1
Edwards Cryo-Cooled Diffstak CR63/150 manual available for free PDF download: Instruction Manual
Edwards Cryo-Cooled Diffstak CR63/150 Instruction Manual (60 pages)
Mk2 Diffusion Pumps
Brand:
Edwards
| Category:
Water Pump
| Size: 1.87 MB
Table of Contents
Table of Contents
3
Introduction
7
Scope and Definitions
7
Description
8
Construction
8
Part-Sectional View of Cryo-Cooled Diffstak Mk 2 Pump
9
Principle of Operation
10
Technical Data
11
Performance
11
Mechanical Data
11
Pump Fluid Data
12
Cooling-Water Data
12
Compressed Air Data (P-Model Pumps Only)
12
Electrical Data
12
Construction Materials
13
Installation
17
Safety
17
Unpack and Inspect
17
Locate the Pump
17
Vacuum Connections
18
Introduction
18
Diffstak Inlet
18
Inlet-Flange Fitting Details
18
Diffstak Inlet Connection (CR63/150, CR100/300 and CR160/700 Only)
19
Diffstak CR250/2000 Installation Details
21
Backing and Roughing Connections
22
Cooling-Water Connections
23
Electrical Connections
23
Connect the Electrical Supply to the Pump
23
Connect the Cooling-Fail Thermal Snap-Switch (Optional)
24
Heater Electrical Connections
24
Connect the Pump-Ready Thermal Snap-Switch (Optional)
25
Cooling-Fail Thermal Snap-Switch Electrical Connections
25
Connect the High-Vacuum Isolation-Valve Position Indicators (CR63/150P and CR100/300P Pumps Only)
26
Connect the High-Vacuum Isolation-Valve Position Indicators (CR160/700P and CR250/2000P Pumps Only)
26
Position Indicator Microswitch Connections (CR160/700P and CR250/2000P Pumps Only)
26
Connect the Compressed-Air Supplies (P-Model Pumps Only)
27
Leak-Test the System
27
Schematic of Typical Pneumatic Circuit (P-Model Pumps Only)
27
Fill the Pump with Fluid
28
Safety of Vapour Pump Fluids
28
Recommended Pump Fluids
29
Filling Procedure
29
Prepare the Liquid Nitrogen Reservoir
29
Operation
31
Introduction
31
Pump Start-Up
31
Typical Pumping System: Diffstak CR63/150, CR100/300 and CR160/700 Pumps
32
Typical Pumping System: Diffstak CR250/2000 Pumps
33
Fill or Refill the Liquid Nitrogen Reservoir
34
Re-Admission of Air to Your Vacuum System
34
Re-Evacuation of Your Vacuum System
34
Pump Shut-Down
35
Empty the Liquid Nitrogen Reservoir
35
Maintenance
37
Safety
37
Maintenance Plan
38
Check the Liquid Nitrogen Level
38
Check the Pump Fluid-Level
38
Clean the Cooling-Coil
39
Inspect the Pump Fluid (and Drain if Necessary)
39
Inspect and Clean the Pump
39
Preparation
39
Remove the High-Vacuum Isolation-Valve (M-Model Pumps)
40
High-Vacuum Isolation-Valve: CR63/150, CR100/300 and CR160/700 Pumps
40
High-Vacuum Isolation-Valve: CR250/2000 Pump
40
Remove the High-Vacuum Isolation-Valve (P-Model Pumps)
41
Dismantle the Pump
41
Pneumatic Actuator for the Isolation-Valve: CR63/150P and CR100/300P Pumps
42
Pneumatic Actuator for the Isolation-Valve: CR160/700P Pumps
42
Pneumatic Actuator for the Isolation-Valve: CR250/2000P Pumps
42
Cryo-Cooling System
43
Inspect and Clean the Interior
44
Reassemble the Pump
44
Clean the Radiation Shield
45
Lubricate/Inspect the High-Vacuum Isolation-Valve
45
Replace the Pump Heater(S)
46
Diffstak CR63/150 and CR100/300 Pumps
46
Diffstak CR160/700 and CR250/2000 Pumps
46
Heater Assembly: Diffstak CR63/150 and CR100/300 Pumps
47
Heater Assembly: Diffstak CR160/700 and CR250/2000 Pumps
47
Check the Heater Securing Nuts
48
Adjust or Replace the Position Indicators
48
Adjust the Position Indicators
48
Replace the Position Sensors
48
Fault Finding
50
Storage and Disposal
51
Storage
51
Disposal
51
Service, Spares and Accessories
53
Introduction
53
Service
53
Spares
53
Accessories
53
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