Pfeiffer Vacuum ACP 120G User manual

INSTALLATION INSTRUCTIONS
EN
Translation of the Original
ACP 120G - ACG 600G
Multistage Roots pump, industrial and dry

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.
Copyright
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
1.2 Applicable documents 7
1.3 Products concerned 7
1.4 Conventions 7
1.4.1 Pictographs 7
1.4.2 Target group 7
1.4.3 Instructions in the text 8
1.4.4 Labels 8
1.4.5 Abbreviations 9
2 Safety 10
2.1 General safety information 10
2.2 Safety instructions 10
2.3 Precautions 12
2.4 Intended use 13
2.5 Foreseeable misuse 13
3 Transportation and Storage 14
3.1 Receipt of the product 14
3.2 Handling the pump 14
3.3 Storage 16
4 Product description 18
4.1 Product identification 18
4.1.1 Scope of delivery 18
4.1.2 Product overview 18
4.2 Human/Machine interface 18
5 Installation 20
5.1 Installation 20
5.2 Filling with oil 20
5.3 Connecting the water circuit 21
5.4 Nitrogen circuit connection 22
5.5 Electrical connection 24
5.5.1 Customer electrical installation protection measures 25
5.5.2 Connection of engine thermal safety 25
5.5.3 Mains connection 26
5.5.4 Large volume pump version connection to the mains 27
5.5.5 Direction of rotation check at first pump start up 27
5.6 Connecting to the pumping line 28
5.7 Check that the installation is leaktight 29
6 Operation 30
6.1 Preliminary precautions for use 30
6.2 Starting the pump 30
6.3 Shutting down the pump 30
6.4 Prolonged stoppage 30
7 Advanced settings 31
7.1 Nitrogen injection system 31
7.2 Description of the water circuit 32
7.3 Monitoring of the exhaust pressure 33
7.4 Monitoring of motor powers 33
8 Maintenance 35
8.1 Maintenance safety instructions 35
Table of contents
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8.2 Maintenance frequency 36
8.3 On-site maintenance 36
8.4 Cover removal 36
8.5 Freeing up the functional block 36
8.6 Exchange procedure for replacement products 37
8.6.1 Disconnecting the pump from the installation 37
8.6.2 Draining the water circuit 38
8.6.3 Draining the pump 38
8.6.4 Preparing the pump for shipping 39
8.6.5 Installation of the transport devices on ACG 600G 40
9 Decommissioning 41
9.1 Shutting down for longer periods 41
9.2 Recommissioning 41
9.3 Disposal 41
10 Malfunctions 42
11 Service solutions by Pfeiffer Vacuum 43
12 Accessories 45
13 Technical data and dimensions 46
13.1 General 46
13.2 Technical data 46
13.3 Environmental characteristics 47
13.4 Cooling water characteristics 48
13.5 Nitrogen characteristics 48
13.6 Electrical characteristics 48
13.7 Dimensions 49
13.8 Weight distribution and center of gravity 51
13.9 Maintenance space required 52
Declaration of incorporation of partly completed machinery 53
Declaration of conformity 54
Table of contents
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List of tables
Tbl. 1: Oil capacity per housing 20
Tbl. 2: Electrical characteristics of the motor 26
Tbl. 3: Changing the wiring in the terminal box 26
Tbl. 4: Troubleshooting guide 42
Tbl. 5: Conversion table: Pressure units 46
Tbl. 6: Conversion table: Units for gas throughput 46
Tbl. 7: Environmental characteristics 47
Tbl. 8: Materials in contact with the process gases 47
Tbl. 9: Cooling water characteristics 48
Tbl. 10: Nitrogen characteristics 48
Tbl. 11: Electrical network protection 48
Tbl. 12: Main circuit breaker rating and cable cross-section size 49
List of tables
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List of figures
Fig. 1: Safety label locations (ACG 600G) 9
Fig. 2: Safety label locations (ACP 120G) 9
Fig. 3: Fitting the lifting strap on ACG 600G 15
Fig. 4: Fitting the lifting strap on ACP 120G 15
Fig. 5: ACP 120G Pump model description 18
Fig. 6: ACG 600G Pump model description 19
Fig. 7: Locations of the filling openings and sight glasses 20
Fig. 8: Wiring of the mains filter on ACG 600G large volume 27
Fig. 9: Nitrogen injection system 31
Fig. 10: Description of the water circuit 33
Fig. 11: ACP 120G Dimensions 49
Fig. 12: Dimensions ACP 120G with converter (large volume version) 49
Fig. 13: ACG 600G Dimensions 50
Fig. 14: Dimensions ACG 600G with converter (large volume version) 50
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
This document is for customers of Pfeiffer Vacuum. It describe the function of the designated product
and provide the most important information for safe usage of the product. The descriptions comply with
applicable directives. All information provided in this document refer to the current development status
of the product. The documentation remains valid as long as the customer does not modify the product in
any way.
1.2 Applicable documents
Document Part number
Declaration of incorporation of partly completed machinery Supplied with this manual
Technical manual of the frequency converter YASKAWA YASKAWA download center
1.3 Products concerned
This document applies to products with the following references:
Reference Model Description
ACP120Gxxx1x1x ACP 120G Standard version for difficult applications
ACG600Gxxx1x1x ACG 600G
ACP120Gxxx1xxx ACP 120G Large volume version for difficult applications
ACG600Gxxx1xxx ACG 600G
1.4 Conventions
1.4.1 Pictographs
Pictographs used in the document indicate useful information.
Note
Tip
1 2 3
12
Respect the chronological order of operations and/or assembly/disassembly direction.
Apply the stated tightening torque.
1.4.2 Target group
This manual is intended for those responsible for installing/integrating the product into a piece of equip-
ment.
This manual sets out the instructions for the transport, installation, starting-up/shutting down, use, main-
tenance and storage of the product.
The product installer/integrator is responsible for supplying the components required to install the prod-
uct and render it operational within the equipment into which it is integrated.
About this manual
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The product installer/integrator must follow the manufacturer recommendations set out in this manual in
order to guarantee the correct operation of the product and safety for users.
The work described in this document must only be carried out by persons with suitable technical training
(specialist staff) and who have undergone Pfeiffer Vacuum training.
1.4.3 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. ...
1.4.4 Labels
WATER IN Water circuit connection: inlet
WATER OUT Water circuit connection: outlet
N2 Nitrogen circuit connection
200-230 V
380-480 V
This label indicates the mains voltage range of the installation
the pump must be connected to.
PRESSURE MAX 101 PSI (7 bars) Maximum water circuit pressure
Functional grounding connection
THREE PHASES
Full-Load current
Volt 50/60 Hz
200-230
380-480
Ampere
FOUR WIRES
Elec. Sch:
This label indicates the full load current in relation to the mains
voltage.
213 kg 50/60 Hz
ACP120GSP21131 - 2016
AP8035681 ACP 120G
ACP120GSP21131
98 avenue de Brogny F-74000 ANNECY
Product identification label (example)
CAUTION !
PUMP TESTED WITH:
OIL A113
FOMBLIN FLUID
This label indicates the user of the oil used for testing the
pump at the factory.
1
Do not
exceed
maximum
load capacity
350 kg
This label indicates the maximum load that can be lifted by
the transport device.
2
NOTICE
ROOTS PUMP SHIPPED WITHOUT OIL
DRY PUMP SHIPPED WITHOUT OIL
See Operating Instructions
This label informs users that the pumps must be filled with
oil.
3 This label warns users that they risk being injured if their
hands come into contact with a hot surface: wear protective
gloves before any intervention.
About this manual
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1
3
3
2
WARNING
NOTICE
ROOTS PUMP SHIPPED WITHOUT OIL
DRY PUMP SHIPPED WITHOUT OIL
SEE OPERATINGINSTRUCTIONS
Fig. 1: Safety label locations (ACG 600G)
1 Max. load (transport device) 3 Hot surface
2 Fill with oil
1
1
2
Fig. 2: Safety label locations (ACP 120G)
1 Hot surface 2 Fill with oil
1.4.5 Abbreviations
FC Frequency converter
BF/FB Functional block
IN Inlet flange
Exh. Exhaust
LEL Lower Explosive Limit
About this manual
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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 the safety instructions contained in this document are based on the results of the risk analysis car-
ried out in accordance with Directive 2006/42/EC Annex I relating to machinery and with standard
EN ISO 12100 Section 5. Where applicable, all life cycle phases of the product were taken into account.
WARNING
Risk of crushing when the product is suspended
Given the heaviness of the product, there is a risk of crushing during handling operations involving
lifting devices. Under no circumstances shall the manufacturer be liable if the following instructions
are not followed:
►Only qualified staff trained in handling heavy objects are authorized to handle the product.
►The lifting devices provided must be used and the procedures set out in this document must be
followed.
WARNING
Risk of crushing when the pump is moved by hand on its casters
The kinetic energy generated by moving the pump can cause serious crushing injuries.
►Always use a forklift truck when moving the pump over long distances, and never do it by
hand.
►Immobilize the pump by resting it on its feet when in position.
Safety
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WARNING
Risk of electric shock due to non-compliant electrical installations
This product uses mains voltage for its power supply. Non-compliant electrical installations or installa-
tions not done to professional standards may endanger the user’s life.
►Only qualified technicians trained in the relevant electrical safety and EMC regulations are au-
thorized to work on the electrical installation.
►This product must not be modified or converted arbitrarily.
►Check that the product is properly connected to the equipment’s or pumping installation’s emer-
gency stop circuit.
WARNING
Risk of electric shock in case of contact during a stop due to a fault or an emergency stop
When the product is stopped unexpectedly due to a fault or an emergency stop, certain components
located between the electrical connector and the breaker remain under power.
►Take care to ensure that the mains connection is always visible and accessible so that the pump
can be disconnected at any time.
WARNING
Danger of electrocution by contact during maintenance or overhaul
The product has no electrical protection system. The electrical installation and wiring of protection de-
vices (circuit breakers, main switch, emergency stop button, etc.) is the responsibility of the integra-
tor. There is an electric shock hazard in case of contact with products that are powered on and not
electrically isolated.
►Switch the product off before any intervention.
–Deactivate the Roots and FB power circuits.
►Insulate the power supply circuit pump.
►Secure the installation correctly by tagging and locking (LO/TO) the system to prevent uninten-
tional re-engagement.
WARNING
Risk of injury in case of contact with pressurized nitrogen
The product uses pressurized nitrogen as a flushing gas. Non-compliant installations or installations
not done to professional standards may endanger the user’s life.
►Install a manual valve on the circuit at a distance of 3 m from the product, so that the nitrogen
supply can be locked out.
►Observe the recommended supply pressure.
►Always lock out and disconnect the nitrogen circuit before working on the product.
►When carrying out maintenance, secure the installation properly by locating and locking out the
pressurized nitrogen circuit to prevent it from being re-engaged by accident (LO/TO Lock
Out/Tag Out procedure).
►Regularly check the condition of the pipework and supply circuit connections.
WARNING
Risk of injury in case of contact with pressurized water
The product uses pressurized water as a cooling fluid. Non-compliant installations or installations not
done to professional standards may endanger the user’s life.
►Install a manual valve on the circuit at a distance of 3 m from the product, so that the water sup-
ply can be locked out.
►Observe the recommended pressure and pressure differences.
►Always lock out and disconnect the water circuit before working on the product.
►When carrying out maintenance, secure the installation properly by locating and locking out the
pressurized water circuit to prevent it from being re-engaged by accident (LO/TO Lock Out/Tag
Out procedure).
►Regularly check the condition of the pipework and supply circuit connections.
Safety
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WARNING
Risk of burns in case of contact with hot surfaces
Component temperature remains high, even after the pump has stopped. There is a risk of burns
through contact with hot surfaces, especially at the pump exhaust.
►Wait for the product to fully cool down before working on it.
►Protective gloves must be worn in accordance with standard EN420.
WARNING
Risk of poisoning when process gases are present in the atmosphere
The manufacturer has no control over the types of gases used with the pump. Process gases are of-
ten toxic, flammable, corrosive, explosive and/or otherwise reactive. There is a risk of serious or fatal
injury if these gases are allowed to escape freely into the atmosphere.
►Apply the relevant safety instructions in accordance with local regulation. This information is
available from the operator’s safety department.
►The pump exhaust must be connected to the installation’s dangerous gases extraction sys-
tem.
►Regularly check that there are no leaks where the pump connects to the exhaust pipework.
WARNING
Risk of crushing and/or cutting in case of contact with moving parts
The pump inlet flange is large enough for body parts (fingers or hands) to the inserted into it, present-
ing a risk of crushing due to contact with moving parts. The inlet and exhaust ports should be sealed
with blanking plates before connection.
►Wait for the pumping line to be connected before removing the blanking plates.
►Wait for the pump to be connected before powering on.
2.3 Precautions
Duty to provide information on potential dangers
The product holder or user is obliged to make all operating personnel aware of dangers
posed by this product.
Every person who is involved in the installation, operation or maintenance of the product
must read, understand and adhere to the safety-related parts of this document.
Infringement of conformity due to modifications to the product
The Declaration of Conformity from the manufacturer is no longer valid if the operator
changes the original product or installs additional equipment.
●Following the installation into a system, the operator is required to check and re-evalu-
ate the conformity of the overall system in the context of the relevant European Direc-
tives, before commissioning that system.
Only qualified personnel trained in safety regulations (EMC, electrical safety, chemical pollution) are au-
thorized to carry out the installation and maintenance described in this manual. Our service centers can
provide the necessary training.
►Do not expose any part of the human body to the vacuum.
►Follow the safety and accident prevention requirements.
►Regularly check compliance with all precautionary measures.
►Do not remove the blanking plates sealing the inlet and exhaust ports if the product is not con-
nected to the pumping line.
►Do not operate the product unless the inlet and exhaust are connected to a vacuum and exhaust
pumping line.
Safety
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2.4 Intended use
●The vacuum pump should only be used to generate a vacuum while pumping gases.
●The vacuum pump is designed to operate in industrial environments.
●The vacuum pump is used for pumping condensable vapors.
●The vacuum pump is used for continuously pumping for inlet pressure < 50 hPa.
●The vacuum pump is used for pumping traces of corrosive gases.
When the pump is integrated into industrial equipment, it becomes part of the equipment: the integrator
of this component must provide the operator with all safety measures, notably for risks related to hot
surfaces and live components.
2.5 Foreseeable misuse
Misuse of the product will render the warranty and any claims void. The use of the pump outside the
manufacturer’s recommendations described in this manual. Any use, whether intended or not, that di-
verges from the uses already mentioned will be treated as non-compliant; this includes but is not limited
to:
●Pumping of flammable and explosive mixtures
●Pumping reactive fluids
●Pumping liquids
●Pumping dust particles
●Using the vacuum pump to generate pressure
●Using the vacuum pump to generate pressure
●Using accessories or spare parts not mentioned in these operating instructions
●Use of the pump outside the specifications recommended by the manufacturer.
The product is not designed to carry people or loads and should not be used as a seat, stepladder or
similar.
Safety
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3 Transportation and Storage
3.1 Receipt of the product
Condition of the delivery
●Check that the product has not been damaged during transport.
●If the product is damaged, take the necessary measures with the carrier and notify the
manufacturer.
►Keep the product in its original packaging so it stays as clean as it was when dispatched by us.
Only unpack the product once it has arrived at the location where it will be used.
►Keep the blanking plates in place on the inlet, exhaust and purge ports while the product is not
connected to the pumping line.
Keep the packaging (recyclable materials) in case the product needs to be transported or
stored.
3.2 Handling the pump
WARNING
Risk of crushing when the product is suspended
Given the heaviness of the product, there is a risk of crushing during handling operations involving
lifting devices. Under no circumstances shall the manufacturer be liable if the following instructions
are not followed:
►Only qualified staff trained in handling heavy objects are authorized to handle the product.
►The lifting devices provided must be used and the procedures set out in this document must be
followed.
WARNING
Risk of crushing related to product tilting
Although the product fully complies with the EEC safety regulations, there is a risk of tilting when it is
moved over the floor or is not properly secured.
►Do not place the product on a slope: because of its weight, it will drag the operator with it.
►Only use the casters for moving the equipment over short distances.
►Place it on a flat, hard floor.
►Do not push the product sideways.
►To use the product, place it on its feet so that it no longer rests on its casters.
►Where necessary, install the seismic brackets when fixing the product to the floor.
Transportation and Storage
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1
2
3
4
Fig. 3: Fitting the lifting strap on ACG 600G
1 Hoisting ring (x2) 3 Locking foot (x4)
2 Transport arch 4 Casters (x4)
Handling the pump ACG 600G using a hoist
When handling the pump, a lifting device appropriate for the weight of the product must be used.
The weight and center of gravity are provided in the “Dimensions” chapter. Beforehand, check that the
yellow transport device corresponds to the one described in the chapter « Installation of transport de-
vice ». If it is not the case, contact us.
1. Use an EN-1492-1 approved multi-strap sling that is suitable for the load to be lifted.
2. Use a 2-section strap with the following characteristics:
–length of each section ≥ 500 mm
–load per section > 350 kg
3. Hook the strap onto the lifting rings attached to the transport arch.
4. Position the lifting device hook vertically above the center of gravity.
5. Hoist up the pump and move it to its location.
6. Immobilize the pump on the installation (see chapter “Installation”, page 20).
1
2
3
Fig. 4: Fitting the lifting strap on ACP 120G
1 Hoisting ring (x2) 3 Casters (x4)
2 Locking foot (x4)
Transportation and Storage
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Handling the pump ACP 120G using a hoist
When handling the pump, a lifting device appropriate for the weight of the product must be used.
The weight and center of gravity are provided in the “Dimensions” chapter.
1. Use an EN-1492-1 approved multi-strap sling that is suitable for the load to be lifted.
2. Use a 2-section strap with the following characteristics:
–length of each section ≥ 500 mm
–load per section > 350 kg
3. Screw the hoisting rings (delivered in the crate in separate packaging) into the appropriate holes.
4. Hook the strap onto the lifting rings.
5. Position the lifting device hook vertically above the center of gravity.
6. Hoist up the pump and move it to its location.
7. Immobilize the pump on the installation (see chapter “Installation”, page 20).
Using the casters
The casters are only intended for moving the pump over short distances so that its position on the in-
stallation can be adjusted. This procedure is performed when the pump is on the floor.
1. Unscrew the nuts and retract the frame feet so that the 4 casters come into contact with the floor.
2. Tighten again the nuts on the feet.
3. Move the pump into position on the installation.
4. Immobilize the pump on the installation (see chapter “Installation”, page 20).
Handling with a forklift
A forklift truck capable of lifting the product must be used when handling the pump. The weight
and center of gravity are provided in the “Dimensions” chapter.
►The pump must be affixed to an original packaging for transport.
3.3 Storage
NOTICE
Damage to internal parts in a humid atmosphere
The internal parts may be damaged if moisture is allowed to enter the pump. Pumps are supplied
pressurized with nitrogen and sealed with blanking plates.
►The pump inlet, exhaust and purge blanking plates must be kept in place until the pump is instal-
led.
►Only remove the blanking plates when the pump is connected to the pumping line.
Storing a new pump
►Keep the pump wrapped in its protective envelope.
►The inlet and exhaust blanking plates must always be left in place because the pump is pressur-
ized with Nitrogen.
►Store the pump for up to 1 year, according to the permitted storage temperatures (see chapter
“Environmental conditions”).
If the inlet and exhaust blanking plates have been removed, the internal parts may be at risk of corro-
sion. In such cases:
1. Pressurize the pump with nitrogen in accordance with the following procedure.
2. Store the pump for up to 1 year in a clean and dry area, at ambient temperature (see chapter “En-
vironmental Conditions”).
When a new pump has been stored for more than 1 year, contact our service center before
starting the pump.
Pressurizing with nitrogen
To pressurize the pump, you will need a nitrogen supply with the required characteristics (see chapter
“Nitrogen characteristics”) and the blanking plates provided with the product or obtainable as accesso-
ries.
1. Seal the pump inlet with the airtight accessories.
2. Connect the nitrogen supply to the gas connector located on the inlet blanking plate.
Transportation and Storage
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3. Pressurize the pump with nitrogen to a relative pressure of 200 hPa.
4. When nitrogen starts flowing from the exhaust, seal it with the accessories provided.
5. Disconnect the nitrogen supply from the connector.
Never store a pump that has been used! Return it to the service center (see chapter “Service solu-
tions by Pfeiffer Vacuum”, page 43).
Transportation and Storage
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4 Product description
4.1 Product identification
To correctly identify the product when communicating with our service center, always have the informa-
tion from the product rating plate available (see chapter "Labels").
4.1.1 Scope of delivery
●1 vacuum pump
●1 transport arch equipped with 2 hosting rings (ACG 600G)
●2 hosting rings for ACP 120G
●2 water connectors
●1 nitrogen connector
●1 installation manual
●Oil can(s)
●1 funnel
●2 male/female NPT adapters
4.1.2 Product overview
Based on the multi-stage Roots pump technology, the ACP 120G and ACG 600G models meet appli-
cation requirements for a clean and oil-free vacuum, mainly in R&D and industry. They include a func-
tional block pump and a Roots pump on certain models.
These pumps are characterized by their robustness, pumping cycle capacity and maximum life time be-
tween maintenance (3-year maintenance interval on clean applications).
For each model, a "Large Volume" version is available. This configuration includes a frequency convert-
er on the FB and Roots that makes it possible to evacuate volumes higher than 1 m3 (max. volumes
10 m3).
Contact us for more detailed information on each application.
4.2 Human/Machine interface
1
2
3
4
5
6
Fig. 5: ACP 120G Pump model description
1 Inlet flange (IN) 4 Exhaust flange (Exh.)
2 Nitrogen circuit inlet (N2) 5 Functional grounding
3 Water circuit input/output (Water IN/Water OUT) 6 FB terminal box
Product description
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4
2
3
1
5
6
7
Fig. 6: ACG 600G Pump model description
1 Inlet flange (IN) 5 Functional grounding
2 Nitrogen circuit inlet (N2) 6 FB terminal box
3 Water circuit input/output (Water IN/Water OUT) 7 Roots terminal box
4 Exhaust flange (Exh.)
Product description
19/56

5 Installation
5.1 Installation
The pump needs to operate in a horizontal position resting on its feet, the pumping axis must be verti-
cal, and the pump inlet must be on top.
1. Determine where the pump will be located.
2. Use the recommended lifting devices when handling the pump (see chapter “Handling the pump”).
3. Remove the hoisting devices:
–ACG 600G: Disassemble the yellow transport arch by unscrewing the screws and nuts (see
chapter “Installation of the transport devices on ACG 600G”).
–ACP 120G: Unscrew and remove the lifting ring on the inlet side.
–Keep these devices for reuse when transporting the pump.
4. Position the pump and adjust the height of the 4 feet.
5. Use a spirit level to check that the pump is perfectly horizontal.
CAUTION
Risk of falling due to poorly-secured cables or pipework
The space around the pump must be kept clear of obstacles to prevent falls from potentially occur-
ring.
►Route and secure electric cables and pipework in the appropriate pathways.
5.2 Filling with oil
NOTICE
The product may be damaged if an unauthorized operating fluid is used
The pumps are tested at the factory using Pfeiffer Vacuum oil. Using any other oil may adversely af-
fect the pump and its performance.
►It is essential that the oil recommended by the manufacturer is used.
Model A113 oil quantity (liter)
FB Roots housing
gear side
Roots housing
motor side
Total quantity
ACP 120G 0.25 - - 0.25
ACG 600G 0.25 0.45 0.18 0.88
Tbl. 1: Oil capacity per housing
BF/FB
8
9
1
3
2
4
5
6
7Roots 2/5/8
Fig. 7: Locations of the filling openings and sight glasses
1 Roots motor side housing fill plug 6 FB drain plug
2 Roots motor side housing sight glass 7 Roots gear side Housing fill plug
3 Roots motor side housing drain plug 8 Roots gear side Housing sight glass
4 FB fill plug 9 Roots gear side Housing drain plug
5 FB sight glass
Installation
20/56