- 2 -
Screw vacuum pumps
Table of contents:
Page:
1.
Introduction
3
2.
Application
3
3.
General Construction
4
3.1
General
4
3.2
Construction
4
3.3
Technical specifications
4
3.4
Cooling system
5
3.4.1
Fresh water cooling
5
3.4.2
Circulation Cooling
5
3.4.3
Cooling gas
5
3.5
Gases
5
3.5.1
Sealing gas
5
3.5.2
Cleaning gas
5
3.6
Bleeding valve
5
4.
Handling procedure
6
4.1
Assembly of piping
6
4.1.1
Location
6
4.1.2
Foundation
6
4.1.3
Installation
6
4.2
Piping work
6
4.2.1
Main piping
6
4.2.2
Cooling water piping
6
4.3
Coupling drive
6
4.4
Preparation for operation
6
4.5
Operation
6
4.6
Stopping
6
4.7
Lubrication
6
5.
Maintenance and inspection
7
5.1
General
7
5.2
Periodical inspection
7
5.3
Disassembly
8
5.3.1
Cautions in disassembly
8
5.3.2
Disassembling procedure
8
5.4
Re-assembly
8
5.4.1
Cautions in re-assembly
8
5.4.2
Re-assembling procedure
9
6.
Trouble shooting
10
Data sheets:
D 831 / 1
➝
VSB (30), (20)
Spare parts list:
E 831 / 1
➝
VSB (01)