User Manuals: Ulvac CRYO-U12H High Vacuum Pump

Manuals and User Guides for Ulvac CRYO-U12H High Vacuum Pump. We have 1 Ulvac CRYO-U12H High Vacuum Pump manual available for free PDF download: Instruction Manual

Ulvac CRYO-U12H Instruction Manual

Ulvac CRYO-U12H Instruction Manual (102 pages)

Brand: Ulvac | Category: Water Pump | Size: 3 MB

Table of Contents

Table of Contents
9
Safety Instructions
13
Disposal Consideration
25
SECTION 1 Cryopump Description
27
Typical CRYO-U
27
Cryopump System
27
Specifications
28
Cryo-U
28
Environmental Requirements
29
External Drawing of CRYO-U
30
Cryopump
30
SECTION 2 Inspection
33
Shipping List
33
First Inspection of Cryopump
34
SECTION 3 Quick Installation
35
Quick Installation
35
Quick Installation Process Flow
36
Auxiliary Equipments Required
37
Example of CRYO-U
38
Cryopump Vacuum System
38
Installation
38
Mounting the Cryopump to the Vacuum System
39
Connecting Roughing Pump
41
Connecting Purge Gas Line
41
Connecting Exhaust Pipe
42
Connecting Cooling Water Pipe
43
Connecting the Cryopump to the Compressor Unit (Connecting Flexible Hoses)
43
Connecting the Cryopump to the Compressor Unit
43
Connecting Remote Wiring
44
Connecting Electrical Cables
44
Connecting Flexible Hoses
45
Prior to Startup
47
Rough Pumping
47
Pressure Buildup Test
48
Startup and Cooldown
48
Operation
48
Rough Pumping
48
Normal Operation
49
Crossover
50
Shutdown Procedures
52
Handling of Hazardous Materials
52
SECTION 6 Regeneration
53
The General
53
Regeneration Time
54
Warm-Up Method
54
Regeneration Flow Chart
56
Disconnecting Flexible Hose････････････････････････････7-1
61
Storage･･･････････････････････････････････････････････7-2
62
Disconnecting Flexible Hose
62
SECTION 8 Maintenance
65
Scheduled and Unscheduled Maintenance
65
Consumables
67
Cleaning the Cryopump
68
Charging Helium Gas
69
Charging Helium Gas
71
Helium Circuit Decontamination
72
A Troubleshooting
72
B Flexible Hose
73
Disconnecting Flexible Hose
73
Connecting Flexible Hoses
77
C Conversion of Thermometer Readings
89
D Principle of Cryopump Operation
91
Vapor Pressure of Various Kinds of Gas
92
E Principle of Refrigerator Operation
93
Principle of Refrigeration
93
Two-Stage Refrigerator
96
F Dew Condensation
97
Service Network
99
Major Components
101

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