Pfeiffer DUO 3 Bedienungsanleitung

OPERATING INSTRUCTIONS

Translation of the Original

DUO 3 ∣DUO 3 M ∣DUO 3 MC

Rotary vane pump

Dear Customer,

Thank you for choosing a Pfeiffer Vacuum product. Your new rotary vane pump is designed

to support you by its performance, its perfect operation and without interfering your individual

application. The name Pfeiffer Vacuum stands for high-quality vacuum technology, a

comprehensive and complete range of top-quality products and first-class service. With this

expertise, we have acquired a multitude of skills contributing to an efficient and secure

implementation of our product.

Knowing that our product must not interfere with your actual work, we are convinced that our

product offers you the solution that supports you in the effective and trouble-free execution of

your individual application.

Please read these operating instructions before putting your product into operation for the

first time. If you have any questions or suggestions, please feel free to contact info@pfeiffer-

vacuum.de.

Further operating instructions from Pfeiffer Vacuum can be found in the Download Center on

our website.

Disclaimer of liability

These operating instructions describe all models and variants of your product. Note that your

product may not be equipped with all features described in this document. Pfeiffer Vacuum

constantly adapts its products to the latest state of the art without prior notice. Please take

into account that online operating instructions can deviate from the printed operating

instructions supplied with your product.

Furthermore, Pfeiffer Vacuum assumes no responsibility or liability for damage resulting from

the use of the product that contradicts its proper use or is explicitly defined as foreseeable

misuse.

This document is the intellectual property of Pfeiffer Vacuum and all contents of this

document are protected by copyright. They may not be copied, altered, reproduced or

published without the prior written permission of Pfeiffer Vacuum.

We reserve the right to make changes to the technical data and information in this document.

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Table of contents

1 About this manual 7

1.1 Validity 7

1.1.1 Applicable documents 7

1.1.2 Variants 7

1.2 Target group 7

1.3 Conventions 7

1.3.1 Instructions in the text 7

1.3.2 Pictographs 8

1.3.3 Stickers on product 8

1.3.4 Abbreviations 9

2 Safety 10

2.1 General safety information 10

2.2 Safety instructions 10

2.3 Safety precautions 14

2.4 Safety precautions for vacuum pumps with magnetic coupling 14

2.5 Limits of use of product 14

2.6 Proper use 15

2.7 Foreseeable improper use 15

2.8 Responsibilities and warranty 15

2.9 Owner requirements 15

2.10 Personnel qualification 16

2.10.1Ensuring personnel qualification 16

2.10.2Personnel qualification for maintenance and repair 16

2.10.3Advanced training with Pfeiffer Vacuum 17

2.11 Operator requirements 17

3 Product description 18

3.1 Function 18

3.1.1 Gas ballast 18

3.1.2 Vacuum safety valve 18

3.1.3 Operating fluid, oil 18

3.2 Operating principle 19

3.3 Identifying the product 19

3.4 Product features 19

3.5 Scope of delivery 20

4 Transportation and Storage 21

4.1 Transporting vacuum pump 21

4.2 Storing vacuum pump 21

5 Installation 23

5.1 Setting up vacuum pump 23

5.2 Connecting vacuum side 23

5.3 Connecting exhaust side 24

5.4 Connecting to mains power supply 25

5.4.1 Securing vacuum pump on site 27

5.4.2 Setting voltage range of motor 27

5.5 Filling up operating fluid 28

6 Operation 30

6.1 Commissioning vacuum pump 30

6.2 Switching on vacuum pump 30

6.3 Operating rotary vane pump with gas ballast 31

6.3.1 Gas ballast valve - standard version 31

6.3.2 Gas ballast valve with inert gas connection 32

6.4 Refilling operating fluid 33

Table of contents

3/64

6.5 Switching off vacuum pump 34

7 Maintenance 36

7.1 Maintenance instructions 36

7.2 Maintenance instructions for magnetic coupling 37

7.3 Checklist for inspection and maintenance 37

7.4 Change the operating fluid 38

7.4.1 Determining degree of aging of P3 operating fluid 39

7.4.2 Changing operating fluid 40

7.4.3 Rinsing and cleaning rotary vane pump 41

7.5 Disassembling and cleaning gas ballast valve 43

7.5.1 Disassembling and cleaning gas ballast valve (standard version) 43

7.5.2 Dismantling and cleaning gas ballast valve with inert gas connec-

tion

7.6 Changing the operating fluid type 45

8 Decommissioning 46

8.1 Shutting down for longer periods 46

8.2 Recommissioning 46

9 Recycling and disposal 47

9.1 General disposal information 47

9.2 Dispose of rotary vane pump 47

10 Malfunctions 48

11 Service solutions by Pfeiffer Vacuum 50

12 Spare parts 52

12.1 Ordering spare part packages 52

12.2 Maintenance kit 1 – maintenance level 1 52

12.3 Radial shaft seal ring set – Maintenance level 2 52

12.4 Maintenance kit 2 – Maintenance level 2, extended 52

12.5 Overhaul kit – Maintenance level 3 52

12.6 Set of vanes 53

12.7 Coupling set for versions with magnetic coupling 53

13 Accessories 54

13.1 Accessory information 54

13.2 Ordering accessories 54

14 Technical data and dimensions 56

14.1 General 56

14.2 Substances in contact with media 56

14.3 Technical data 57

14.4 Dimensions 60

14.4.1Standard version 60

14.4.2M version 61

14.4.3MC version 61

EC Declaration of Conformity 62

UK Declaration of Conformity 63

Table of contents

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List of tables

Tbl. 1: Stickers on product 8

Tbl. 2: Abbreviations used in this document 9

Tbl. 3: Limits of use of product 15

Tbl. 4: Features of rotary vane pumps 19

Tbl. 5: Recommended fuse ratings for on-site fuse protection 27

Tbl. 6: Maintenance intervals 38

Tbl. 7: Troubleshooting for rotary vane pumps 49

Tbl. 8: Spare part packages 52

Tbl. 9: Accessories 55

Tbl. 10: Consumables 55

Tbl. 11: Conversion table: Pressure units 56

Tbl. 12: Conversion table: Units for gas throughput 56

Tbl. 13: Materials that make contact with the process media 57

Tbl. 14: Technical data, Duo 3 58

Tbl. 15: Technical data, Duo 3 M 59

Tbl. 16: Technical data, Duo 3 MC 60

List of tables

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List of figures

Fig. 1: Position of sticker on product, using the M version as an example 9

Fig. 2: Structure of the rotary vane pump, using the M version as an example 18

Fig. 3: Rotary vane vacuum pump functional principle 19

Fig. 4: Transporting the vacuum pump manually 21

Fig. 5: Minimum distances and permissible inclination 23

Fig. 6: Vacuum connection with flange connection 24

Fig. 7: Exhaust connection with flange connection 25

Fig. 8: Motor circuit diagram, single-phase motor with switch 26

Fig. 9: Opened motor terminal box 27

Fig. 10: Filling up operating fluid 28

Fig. 11: Gas ballast valve - standard version 32

Fig. 12: Gas ballast valve with inert gas connection 33

Fig. 13: Refilling operating fluid 34

Fig. 14: Draining operating fluid 41

Fig. 15: Remove/fit rotary vane vacuum pump cap 42

Fig. 16: Gas ballast valve 43

Fig. 17: Gas ballast valve with inert gas connection 44

Fig. 18: Dimensions Duo 3 60

Fig. 19: Dimensions Duo 3 M 61

Fig. 20: Dimensions Duo 3 MC 61

List of figures

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1 About this manual

IMPORTANT

Read carefully before use.

Keep the manual for future consultation.

1.1 Validity

These operating instructions are a customer document of Pfeiffer Vacuum. The operating instructions

describe the functions of the named product and provide the most important information for the safe use

of the device. The description is written in accordance with the valid directives. The information in these

operating instructions refers to the product's current development status. The document shall remain

valid provided that the customer does not make any changes to the product.

1.1.1 Applicable documents

Designation Document

Declaration of conformity A component of these operating instructions

1.1.2 Variants

These instructions apply to DuoLine vacuum pumps.

●Duo 3

●Duo 3 M

●Duo 3 MC

1.2 Target group

These operating instructions are aimed at all persons performing the following activities on the product:

●Transportation

●Setup (Installation)

●Usage and operation

●Decommissioning

●Maintenance and cleaning

●Storage or disposal

The work described in this document is only permitted to be performed by persons with the appropriate

technical qualifications (expert personnel) or who have received the relevant training from Pfeiffer Vac-

uum.

1.3 Conventions

1.3.1 Instructions in the text

Usage instructions in the document follow a general structure that is complete in itself. The required ac-

tion is indicated by an individual step or multi-part action steps.

Individual action step

A horizontal, solid triangle indicates the only step in an action.

►This is an individual action step.

Sequence of multi-part action steps

The numerical list indicates an action with multiple necessary steps.

1. Step 1

2. Step 2

3. ...

About this manual

7/64

1.3.2 Pictographs

Pictographs used in the document indicate useful information.

Note

Tip

1.3.3 Stickers on product

This section describes all the stickers on the product along with their meanings.

D-35614 Asslar

Mod.

P/N

S/N

Duo 3

PK D57x ...

xxxxxxxxx

Made in Germany 2023/05

Oil

S (N )

Mass

P3 0.4 l

max. xxx.x m /h

max. 3600 1/min

xx.x kg

3C US

TÜV Rheinland

Rating plate (example)

Rating plate of the rotary vane vacuum pump

Motor rating plate (not shown)

Vor Inbetriebnahme Pumpe mit Öl

füllen

Fill the pump with oil before putting

into operation

Remplir la pompe d’huile avant la mise

en route

Sticker (red)

Fill with operating fluid before commissioning

Achtung!

nur mit F4 befüllen

Attention!

only F4 to be used

Sticker (orange) – special operating fluid only

Caution: fill with F4 only

Achtung!

nur mit D2 befüllen

Attention!

only D2 to be used

Sticker (blue) – special operating fluid only

Caution: fill with D2 only

preset for

eingestellt auf

200-230 V / 50 Hz

200-240 V / 60 Hz

preset for

eingestellt auf

100-110 V / 50 Hz

100-120 V / 60 Hz

Sticker for pre-set motor voltage

Pre-set voltage (230 V or 115 V) of single-phase motor

warranty seal

Warranty seal

The product is sealed ex factory. Damaging or removing a warranty

seal results in loss of the warranty.

Warning hot surface

This sticker warns of injuries caused by high temperatures as a result

of contact without protection during operation.

Tbl. 1: Stickers on product

About this manual

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Fig. 1: Position of sticker on product, using the M version as an example

1 Sticker for pre-set motor voltage 5 Rating plate of the rotary vane vacuum pump

2Operating fluid F4/D2, alternative to item 6:

Fill with operating fluid before commissioning

6Operating fluid P3:

Fill with operating fluid before commissioning

Operating fluid F4/D2 (alternative):

Caution: fill with F4 or D2 only

3 Rating plate of the motor 7 Hot surface warning sign

4 Warranty seal

1.3.4 Abbreviations

Abbreviation Explanation

BA Operating instructions

C version Corrosive gas version

DN Nominal diameter (diamètre nominal)

FKM Fluorinated rubber

INRated current

Imax Maximum current

ISO Flange: Connection in accordance with ISO 1609 and ISO 2861

M version Version with magnetic coupling

MC version Corrosive gas version with magnetic coupling

ODK Operating fluid return line (oil drain kit)

OME Oil mist filter (oil mist eliminator)

PE Protective earth (earthed conductor)

PTC Temperature-dependent resistor (positive temperature coefficient)

RSSR Radial shaft seal ring

WAF Width Across Flats

MM Maintenance manual

Tbl. 2: Abbreviations used in this document

About this manual

9/64

2 Safety

2.1 General safety information

The following 4 risk levels and 1 information level are taken into account in this document.

DANGER

Immediately pending danger

Indicates an immediately pending danger that will result in death or serious injury if not observed.

►Instructions to avoid the danger situation

WARNING

Potential pending danger

Indicates a pending danger that could result in death or serious injury if not observed.

►Instructions to avoid the danger situation

CAUTION

Potential pending danger

Indicates a pending danger that could result in minor injuries if not observed.

►Instructions to avoid the danger situation

NOTICE

Danger of damage to property

Is used to highlight actions that are not associated with personal injury.

►Instructions to avoid damage to property

Notes, tips or examples indicate important information about the product or about this docu-

ment.

2.2 Safety instructions

All safety instructions in this document are based on the results of the risk assessment carried out in

accordance with Machinery Directive 2006/42/EC Annex I and EN ISO 12100 Section 5. Where applica-

ble, all life cycle phases of the product were taken into account.

Risks during transport

WARNING

Danger of serious injury due to falling objects

Due to falling objects there is a risk of injuries to limbs through to broken bones.

►Take particular care and pay special attention when transporting products manually.

►Do not stack the products.

►Wear protective equipment, e.g. safety shoes.

Safety

10/64

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