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Edwards RV3 Instruction Manual
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Fomblin oil has
di
eren
t
properes
fr
om other pump oils, there
f
ore:
▪
If the PFPE
-prepar
ed RV pump is
lled
with F
omblin oil, W
e recommend you t
o do
regular check
s for oil leak
s are c
arried out,
parcularly
around the
sha
seals.
▪
If an oil leak is de
tected, c
ont
act us or the supplier for advice.
03/2021 - ©Edw
ards Limit
ed
Pag
e 57
A65201880_AA
A65201880_AA - PFPE-pr
epared R
V pumps
56
58
Table of Contents
Table of Contents
3
Safety and Compliance
7
Definition of Warnings and Cautions
7
Safety Symbols
8
Introduction
9
Scope and Definitions
9
ATEX Directive Implications
9
Description
10
Figure 1 the RV Pump
10
Performance Modes and Controls
11
Mode Selector
11
Gas-Ballast Control
12
Construction
12
Technical Data
13
Operating and Storage Conditions
13
Performance
13
General
13
Performance Characteristics
18
Mechanical Data
19
Noise and Vibration Data
19
Figure 2 Performance Characteristics in High Vacuum Mode
19
Pressure)
19
Lubrication Data
20
Dimensions
21
Figure 3 Dimensions (MM)
21
Electrical Data: Single-Phase Pumps
22
Electrical Data: Three-Phase Pumps
23
Installation
25
Safety
25
System Design Considerations
25
Unpack and Inspect
26
Locate the Pump
26
Fill the Pump with Oil
27
Electrical Installation: Single-Phase Pumps
27
Check and Configure the Motor
27
Connect the Pump to the Electrical Supply
28
Check the Direction of Rotation
28
Electrical Installation: Three-Phase Pumps
29
Check and Configure the Motor
29
Figure 4 Motor Voltage Configuration: Single-Phase Pumps
29
Connect the Pump to the Local Electrical Supply
30
Figure 5: Three-Phase Electrical Connections: 200-230 V
31
Figure 6: Three-Phase Electrical Connections: 380-460 V
31
Check the Direction of Rotation
32
Inlet and Outlet Connections
32
Leak-Test the System
33
Operation
34
ATEX Directive Implications
34
Flammable/Pyrophoric Materials
34
Gas Purges
35
How to Use the Pump Controls
35
Introduction
35
Mode Selector
36
Gas-Ballast Control
36
Start-Up Procedure
37
To Achieve Ultimate Vacuum
37
To Pump Condensable Vapours
38
To Decontaminate the Oil
38
Unattended Operation
38
Shut-Down
39
Maintenance
40
Safety Information
40
Maintenance Plan
40
Check the Oil-Level
41
Replace the Oil
42
Inspect and Clean the Inlet-Filter
42
Inspect and Clean the Gas-Ballast Control
43
Figure 7 Inlet-Filter Assembly
43
Clean the Oil-Level Sight-Glass
44
Figure 8 Gas-Ballast Control Assembly
44
Clean the Motor Fan-Cover and Enclosure
45
Clean and Overhaul the Pump
45
Fit New Blades
45
Figure 9 Sight-Glass Assembly
45
Test the Motor Condition
46
Fault Finding
47
Introduction
47
The Pump Has Failed to Start
47
The Pump Has Failed to Achieve the Specified Performance
47
Ultimate Vacuum)
47
The Pump Is Noisy
47
The Pump Surface Temperature Is above 100 °C
48
The Vacuum Is Not Fully Maintained after the Pump Is Switched off
48
The Pumping Speed Is Poor
48
There Is an External Oil Leak
48
Storage and Disposal
49
Storage
49
Disposal
49
Service and Spares
50
Introduction
50
Service
50
Return the Equipment or Components for Service
50
Spares
51
Accessories
52
Introduction
52
Inlet Catchpot
53
Inlet Dust Filter
53
Inlet Desiccant Trap
53
Inlet Chemical Trap
53
Foreline Trap
53
Outlet Mist Filter
53
Gas-Ballast Adaptor
53
Gravity Oil Drain Kit
53
Oil Drain-Extension
54
Exhaust Nozzle Kit
54
Vibration Isolators
54
Solenoid Operated Gas-Ballast Valve
54
Solenoid Operated Pipeline Valve
54
Figure 10 Accessories
55
PFPE-Prepared RV Pumps
56
Summary
56
Installation
56
Operation
56
Maintenance
56
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Edwards RV3 Specifications
General
Brand
Edwards
Model
RV3
Category
Water Pump
Language
English
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