Hydac OLF 15 Manual

OffLine Filter
OLF 15/30/45/60
Operating and Maintenance Instructions
English (translation of original instructions)
Document no.: 3101179g

OLF 15/30/45/60 Trademarks
Trademarks
The trademarks of other companies are exclusively used for the products of those
companies.
Copyright © 2011 by
HYDAC FILTER SYSTEMS GMBH
all rights reserved
All rights reserved. This manual may not be reproduced in part or whole without the
express written consent of HYDAC FILTER SYSTEMS GMBH. Contraventions are
liable to compensation.
Exclusion of liability
We made every endeavor to ensure the accuracy of the contents of this document.
Consequently, we accept no liability for such errors as may exist nor for any damage
or loss whatsoever which may arise as a result of such errors. The content of the
manual is checked regularly. Any corrections required will be incorporated in future
editions. We welcome any suggestions for improvements.
All details are subject to technical modifications.
Technical specifications are subject to change without notice.
HYDAC FILTER SYSTEMS GMBH
Postfach 12 51
66273 Sulzbach / Saa
r
Germany
Documentation Representative
Mr. Günter Harge
c/o HYDAC International GmbH, Industriegebiet, 66280 Sulzbach / Saar
Telephone: ++49 (0)6897 509 1511
Fax: ++49 (0)6897 509 1394
E-mail: [email protected]
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OLF 15/30/45/60 Content
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Content
Trademarks ...............................................................................................................2
Documentation Representative...............................................................................2
Content......................................................................................................................3
Preface ...................................................................................................................... 5
Technical Support...................................................................................................6
Product modification ...............................................................................................6
Warranty .................................................................................................................6
Using the documentation ........................................................................................7
Safety Information and Instructions.......................................................................8
Obligations and Liability..........................................................................................8
Explanation of Symbols and Warnings, etc. ........................................................... 9
Proper/Designated Use .......................................................................................... 9
Improper Use ..........................................................................................................9
Informal Safety Precautions.................................................................................. 10
Training and Instruction of Personnel ...................................................................10
Safety Measures to Be Followed during Normal Operation.................................. 11
Hazards Posed by Stored Residual Energy .........................................................11
Electrical Hazards.................................................................................................11
Transporting the OLF............................................................................................. 12
Storing the OLF ...................................................................................................... 13
Checking the scope of delivery.............................................................................14
Description.............................................................................................................. 15
OLF with pump (optional) .....................................................................................15
Restrictions Pertaining..........................................................................................15
Element differential pressure ................................................................................16
OLF Design........................................................................................................... 17
Dimensions ...........................................................................................................18
Hydraulic diagram................................................................................................. 19
OLF (filter only) .....................................................................................................19
OLF with pump and motor .................................................................................... 19
Connections for type with gear pump (OLF-G- ……)............................................ 20
Flow rate: 15 l/min ................................................................................................20
Flow rate: 30 l/min ................................................................................................20
Flow rate: 45 to 60 l/min .......................................................................................20
OLF set up ............................................................................................................21
Notes on Piping / Hosing ......................................................................................22

OLF 15/30/45/60 Content
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Connecting the suction port (only for version with pump) ................................23
Connecting the pressure port ............................................................................... 23
Electrical Connection of the OLF.......................................................................... 24
Starting up the OLF................................................................................................ 25
Switch on pump (only for option: /-PKZ) ............................................................... 25
Performing Maintenance........................................................................................26
Changing the Filter Element ................................................................................. 26
Disposal of OLF...................................................................................................... 31
Disposing of the OLF ............................................................................................. 31
OLF spare parts...................................................................................................... 32
Specifications .........................................................................................................34
OffLine Filter .........................................................................................................34
Pump and motor combinations (optional) ............................................................. 35
Model Code .......................................................................................................... 36
Nominal flow rates ................................................................................................ 37

OLF 15/30/45/60 Preface
Preface
We have compiled the most important instructions for the operation and
maintenance of our product for you, its user, in this documentation.
It will acquaint you with the product and assist you in using it as intended in an
optimal manner.
Keep it in the vicinity of the product so it is always available.
Sometimes the information contained in the documentation cannot always keep up
with changes made to the product as we attach considerable importance to keeping
our products cutting-edge. Consequently, there might be deviations in technical
details, illustrations and dimensions.
If you discover errors while reading the documentation or have suggestions or other
useful information, please don’t hesitate to contact us:
HYDAC FILTER SYSTEMS GMBH
Technische Dokumentation
Postfach 12 51
66273 Sulzbach / Saar
Germany
The editorial board would welcome your contributions.
“Putting experience into practice”
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OLF 15/30/45/60 Preface
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Technical Support
Contact our technical sales department if you have any questions on our product.
When contacting us, always include the model/type designation, serial no. and part-
no. of the product:
Fax: ++49 (0) 6897 / 509 - 846
E-mail: [email protected]
Product modification
We would like to point out that changes to the product (e.g. purchasing additional
options, etc.) may mean that the information in the operating instructions is no
longer applicable or adequate.
After modification or repair work that affects the safety of the product has been
carried out on components, the product may not be returned to operation until it has
been checked and released by a HYDAC technician.
Report any modifications carried out on the product by you or a third party
immediately.
Warranty
For the warranty provided by us, please refer to the General Terms of Sale and
Delivery of HYDAC FILTER SYSTEMS GMBH.
Refer to these at www.hydac.com General terms and conditions.

OLF 15/30/45/60 Preface
Using the documentation
Note that the method described for locating specific information does
not release you from your responsibility of carefully reading these
instructions prior to starting the unit up for the first time and at regular
intervals in the future.
WHAT do I want to know?
I determine which topic I am looking for.
WHERE can I find the information I’m looking for?
The documentation has a table of contents at the beginning. There, I select
the chapter I'm looking for and the corresponding page number.
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Product description /
Chapter heading
Page number
Edition date
Document language
Documentation no.
with index/
file name
The documentation number with its index enables you to order another copy of the
operating and maintenance instructions.
The index is incremented every time the manual is revised or changed.

OLF 15/30/45/60 Safety Information and Instructions
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Safety Information and Instructions
These operating instructions contain the most important information for operating
the OffLine Filter unit in a proper, safe manner.
Obligations and Liability
The basic prerequisite for the safe and proper handling and operation of the OLF is
knowledge of the safety instructions and warnings.
These operating instructions in general, and the safety precautions in particular, are
to be adhered by all those who work with the OLF.
Adherence is to be maintained to pertinent accident prevention regulations
applicable at the site where the product is used.
The safety precautions listed herein are limited solely to using the OLF.
The OLF has been designed and constructed in accordance with the current state of
the art and recognized safety regulations. Nevertheless, hazard may be posed to
the life and limb of the individual using the product or to third parties.
The OLF is to be used as follows:
solely for its designated use
only when in a safe, perfect condition
Immediately remedy any malfunctions that might impair safety.
Our General Terms and Conditions apply. They are made available to the owner
upon concluding purchase of the unit at the latest. Any and all warranty and liability
claims for personal injuries and damage to property shall be excluded in the event
they are attributable to one or more of the following causes:
improper use of the OLF or use deviating from its designated use
improper assembly, installation, commissioning, operation and maintenance of
the OLF
operating the OLF when the system equipment or systems are defective
modifications to the OLF made by the user or purchaser
Improper monitoring of unit components that are subject to wear and tear
Improperly performed repair work

OLF 15/30/45/60 Safety Information and Instructions
Explanation of Symbols and Warnings, etc.
The following designations and symbols are used in this manual to designate
hazards, etc.:
DANGER
DANGER denotes situations
which can lead to death if
safety precautions are not
observed.
WARNING
WARNING denotes situations
which can lead to death if
safety precautions are not
observed.
CAUTION
CAUTION denotes situations
which can lead to severe
injuries if safety precautions
are not observed.
NOTICE
NOTICE denotes situations
which can lead to property
damage if safety precautions
are not observed.
Proper/Designated Use
The OLF Compact is a stationary filter unit used for filtering hydraulic or lubricating
oils.
Any other use shall be deemed to be improper and not in keeping with the product's
designated use.
The manufacturer will not assume any liability for any damage resulting from such
use.
Proper or designated use of the product extends to the following:
Maintaining adherence to all the instructions contained herein.
Performing requisite inspection and maintenance work.
Improper Use
Any use deviating from the proper/designated use described above is prohibited.
Improper use may result in hazard to life and limb.
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OLF 15/30/45/60 Safety Information and Instructions
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Informal Safety Precautions
Make sure to always keep the operating instructions in the vicinity of the unit.
Apart from the operating instructions, any and all general and local regulations
pertaining to accident prevention and environmental protection are to be made
available and observance to be maintained to them.
Make sure to keep the safety and hazard symbols and warnings on the product in a
legible condition.
The hoses and connection fittings are to be checked daily for leakage (visual
check). The electrical components of the OLF are to also be regularly checked
(visual check once a month). Any loose connections or damaged cables are to be
replaced immediately.
Training and Instruction of Personnel
The OLF may only be operated by properly trained and instructed personnel.
The areas of responsibility of your staff must be established in a clear-cut manner.
Staff undergoing training may not use the OLF unless supervised by an experienced
staff member.
Individuals Individuals undergoing training Individuals with technical training/ engineering background Electrician Supervisor with the appropriate authority
Activity
Packing / transportation X X X
Commissioning X X X
Operation X X X X
Troubleshooting/
locating the source of malfunction X X X
Remedying of
mechanical faults X X
Remedying of
electrical faults X X
Maintenance X X X X
Servicing X
Decommissioning/storage X X X X

OLF 15/30/45/60 Safety Information and Instructions
Safety Measures to Be Followed during Normal Operation
Do not operate the OLF unless all the safety devices function properly.
The product is to be checked once a day for external damage and the proper
functioning of the safety devices.
Hazards Posed by Stored Residual Energy
Note that the unit may pose a hazard as the result of possible residual stored
mechanical and electrical energy. Take the proper precautions when instructing
personnel on the use of the unit. Detailed information is provided in the respective
chapters of this manual.
WARNING
Hydraulic systems are under pressure
Danger of bodily injury
►The hydraulic system must be depressurized
before performing any work
Electrical Hazards
DANGER
Electric shock
Danger of fatal injury
►Any work involving electrical equipment may only
be done by a properly trained, certified electrician.
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OLF 15/30/45/60 Transporting the OLF
Transporting the OLF
Transport the OLF in an upright
position only.
For transportation using a crane or
forklift, use two slings on the specified
anchor points between the filter
housing and the base.
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OLF 15/30/45/60 Storing the OLF
Storing the OLF
Completely drain the OLF and remove all filter elements before putting into storage.
Storage temperature: 5 … 30°C / 41 … 86°F
Humidity: Up to 80% relative humidity non-condensing
Air Clean, salt-free air, not near oxidizing substances (rust
film).
Storage duration Indefinite.
Before the unit is started up again after being stored for
more than two years, all seals must be replaced.
Store the OLF in an upright position
only.
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OLF 15/30/45/60 Checking the scope of delivery
Checking the scope of delivery
Upon receiving the OLF check it for any damage in transit. Do not put the OLF into
operation unless it is in perfect condition. Any damage in transit is to be reported to
the forwarding agent or the department in charge immediately; the unit may not be
commissioned until this damage is properly remedied.
The following items are supplied:
Item Qty. Description
1 1 OffLine Filter 15/30/45/60
(type of elements and with or without pump according to order)
- 1 Operation and Maintenance Instructions (this document)
Optional
Option
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OLF 15/30/45/60 Description
Description
The filters of the OLF 15/30/45/60 series are sturdy filters for stationary applications
in hydraulic and lubrication systems with large volumes of fluid.
Features of the DIMICRON®filter elements used in these filters are their particularly
high contamination retention capacity and an environmentally safe method of
disposal (incinerable).
OLF with pump (optional)
The OLF is produced as standard in the 4 filter sizes 15/30/45/60, with different
types of pumps for different viscosities.
Pump types Viscosity
Centrifugal pump 1 … 20 mm²/s
Vane pump 15 … 500 mm²/s
Gear pump 15 …1000 mm²/s
Without pump -
Restrictions Pertaining
WARNING
Fire hazard
Danger of bodily injury
►With the OLF, you may filter / pump only media /
fluids with a flash point 56°C / 133°F
NOTICE
Unpermitted operating media
The filtration unit will be destroyed.
►The OLF is only to be used with mineral oils or mineral oil-based raffinates.
►Do not filter any caustic or explosive media.
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OLF 15/30/45/60 Description
Element differential pressure
Differential pressure at 15l/min.
Differential pressure [bar]
Viscosity range [mm²/s]
The pressure loss through the filter housing is negligible.
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OLF 15/30/45/60 Description
OLF Design
10
9
7
1
8
6
4
5
3
210
6
11
13 14
12
Item Description
1 Foot
2 Lower section
3 Intermediate piece (only with filter size 45 / 60)
4 Cover, high (only with filter size 30 / 60)
5 Cover, flat (only with filter size 15 / 45)
6 Element locking cap
7 Tensioning clamp for housing
8 O-ring for housing
9 Air bleed screw
10 Filter element
11 Filter clogging indicator (dynamic pressure gauge)
12 Drain fitting G1
13 INLET G1“ (dirtiness side)
14 OUTLET G1“ (clean side)
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OLF 15/30/45/60 Description
Dimensions
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OLF 15/30/45/60 Description
Hydraulic diagram
OLF (filter only)
OLF with pump and motor
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OLF 15/30/45/60 Description
Connections for type with gear pump (OLF-G- ……)
Flow rate: 15 l/min
Flow rate: 30 l/min
Flow rate: 45 to 60 l/min
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