Edwards RV12

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Table of Contents3
Safety and Compliance7
Definition of Warnings and Cautions7
Safety Symbols8
Introduction9
Scope and Definitions9
ATEX Directive Implications9
Description10
Figure 1 the RV Pump10
Performance Modes and Controls11
Mode Selector11
Gas-Ballast Control12
Construction12
Technical Data13
Operating and Storage Conditions13
Performance13
General13
Performance Characteristics18
Mechanical Data19
Noise and Vibration Data19
Figure 2 Performance Characteristics in High Vacuum Mode19
Pressure)19
Lubrication Data20
Dimensions21
Figure 3 Dimensions (MM)21
Electrical Data: Single-Phase Pumps22
Electrical Data: Three-Phase Pumps23
Installation25
Safety25
System Design Considerations25
Unpack and Inspect26
Locate the Pump26
Fill the Pump with Oil27
Electrical Installation: Single-Phase Pumps27
Check and Configure the Motor27
Connect the Pump to the Electrical Supply28
Check the Direction of Rotation28
Electrical Installation: Three-Phase Pumps29
Check and Configure the Motor29
Figure 4 Motor Voltage Configuration: Single-Phase Pumps29
Connect the Pump to the Local Electrical Supply30
Figure 5: Three-Phase Electrical Connections: 200-230 V31
Figure 6: Three-Phase Electrical Connections: 380-460 V31
Check the Direction of Rotation32
Inlet and Outlet Connections32
Leak-Test the System33
Operation34
ATEX Directive Implications34
Flammable/Pyrophoric Materials34
Gas Purges35
How to Use the Pump Controls35
Introduction35
Mode Selector36
Gas-Ballast Control36
Start-Up Procedure37
To Achieve Ultimate Vacuum37
To Pump Condensable Vapours38
To Decontaminate the Oil38
Unattended Operation38
Shut-Down39
Maintenance40
Safety Information40
Maintenance Plan40
Check the Oil-Level41
Replace the Oil42
Inspect and Clean the Inlet-Filter42
Inspect and Clean the Gas-Ballast Control43
Figure 7 Inlet-Filter Assembly43
Clean the Oil-Level Sight-Glass44
Figure 8 Gas-Ballast Control Assembly44
Clean the Motor Fan-Cover and Enclosure45
Clean and Overhaul the Pump45
Fit New Blades45
Figure 9 Sight-Glass Assembly45
Test the Motor Condition46
Fault Finding47
Introduction47
The Pump Has Failed to Start47
The Pump Has Failed to Achieve the Specified Performance47
Ultimate Vacuum)47
The Pump Is Noisy47
The Pump Surface Temperature Is above 100 °C48
The Vacuum Is Not Fully Maintained after the Pump Is Switched off48
The Pumping Speed Is Poor48
There Is an External Oil Leak48
Storage and Disposal49
Storage49
Disposal49
Service and Spares50
Introduction50
Service50
Return the Equipment or Components for Service50
Spares51
Accessories52
Introduction52
Inlet Catchpot53
Inlet Dust Filter53
Inlet Desiccant Trap53
Inlet Chemical Trap53
Foreline Trap53
Outlet Mist Filter53
Gas-Ballast Adaptor53
Gravity Oil Drain Kit53
Oil Drain-Extension54
Exhaust Nozzle Kit54
Vibration Isolators54
Solenoid Operated Gas-Ballast Valve54
Solenoid Operated Pipeline Valve54
Figure 10 Accessories55
PFPE-Prepared RV Pumps56
Summary56
Installation56
Operation56
Maintenance56

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