Agilent Technologies HS-2 User manual

HS-2 Diffusion Pump
User Manual

2 HS-2 Diffusion Pump User Manual
Notices
Manual Part Number
699901150
Edition H.00, April 2021
Copyright
© Agilent Technologies, Inc. 2021
No part of this manual may be
reproduced in any form or by any
means (including electronic storage
and retrieval or translation into a
foreign language) without prior
agreement and written consent from
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by United States and international
copyright laws.
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Vacuum Products Division
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Instrument Manufacturing
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Printed in Italy
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The material contained in this
document is provided “as is,” and is
subject to being changed, without
notice, in future editions. Further, to the
maximum extent permitted by
applicable law, Agilent disclaims all
warranties, either express or implied,
with regard to this manual and any
information contained herein, including
but not limited to the implied
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shall not be liable for errors or for
incidental or consequential damages in
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separate written agreement with
warranty terms covering the material
in this document that conflict with
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separate agreement shall control.
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The hardware and/or software
described in this document are
furnished under a license and may be
used or copied only in accordance with
the terms of such license.
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Software Documentation).
Safety Notices
A CAUTION notice denotes a hazard. It
calls attention to an operating
procedure, practice, or the like that, if
not correctly performed or adhered to,
could result in damage to the product
or loss of important data. Do not
proceed beyond a CAUTION notice
until the indicated conditions are fully
understood and met.
A WARNING notice denotes a hazard.
It calls attention to an operating
procedure, practice, or the like that, if
not correctly performed or adhered to,
could result in personal injury or death.
Do not proceed beyond a WARNING
notice until the indicated conditions
are fully understood and met.
WARNING
CAUTION

Contents
HS-2 Diffusion Pump User Manual 3
Contents
About this manual 6
Validity 6
Definitions and terminology 7
Definition of Caution, Warning and Note 7
Warning Symbols 8
Safety 10
Proper use 10
Improper use 11
Disposal 12
Service 13
Diffusion Pump Hazards 14
Explosion 15
Pressurization Hazards 17
Dangerous Substances 18
High Temperatures 19
Cold Surfaces 19
Cold Coolant 19
High Voltages 20
Asphyxiation 20

Contents
4 HS-2 Diffusion Pump User Manual
Description of the HS-2 Diffusion Pump 21
Pump Operation 22
Installation 23
Pump Fluid Installation 25
Power Plug Installation 25
Maintenance 26
Changing Heater Element 26
Cleaning 26
Technical Specifications 27
Operating Specifications 30
Physical Specifications 31
Optional Components 32
Accessories and Spare Parts 33

Technical Information
HS-2 Diffusion Pump User Manual 5
1Technical Information
About this manual 6
Validity 6
Definitions and terminology 7
Definition of Caution, Warning and Note 7
Warning Symbols 8
Safety 10
Proper use 10
Improper use 11
Disposal 12
Service 13
Diffusion Pump Hazards 14
Explosion 15
Description of the HS-2 Diffusion Pump 19
Pump Operation 20
Installation 21
Pump Fluid Installation 23
Power Plug Installation 23
Maintenance 24
Changing Heater Element 24
Cleaning 24
Technical Specifications 25
Operating Specifications 28
Physical Specifications 29
Optional Components 30
Accessories and Spare Parts 31

Technical Information
6 HS-2 Diffusion Pump User Manual
About this manual
Validity
This manual lists the instructions for the users of the HS-2, with particular reference
to the notions relating to safety, operation and first level maintenance, limited to
maintenance operations for which the user is responsible.
The maintenance operations, illustrated in the specific sections, with specific
provisions relating to the higher level of maintenance (personnel specifically trained
for maintenance operations) must not be carried out by the user.
NOTE
1This manual contains useful information so that all personnel using the
HS-2 can operate it safely and guarantee perfect efficiency, for its entire life
span.
2Keep this manual, together with all the related publications, in an accessible
place known to all operators/maintenance personnel.

Technical Information
HS-2 Diffusion Pump User Manual 7
Definitions and terminology
Definition of Caution, Warning and Note
Some important references of this manual are highlighted and framed in
contrasting color.
WARNING
Warning messages draw the operator's attention to a specific procedure or
practice which, if not performed correctly, could result in serious personal
injury.
CAUTION
Caution messages are displayed before procedures which, if not observed, could
cause damage to the equipment.
NOTE
Notes are intended to call attention to important information and provide more
detail regarding specific steps.

Technical Information
8 HS-2 Diffusion Pump User Manual
Warning Symbols
The following is a list of symbols that appear in conjunction with warnings on the
HS-2. The hazard they describe is also shown.
A triangular symbol indicates a warning. The meanings of the symbols that may
appear alongside warnings in the documentation are as follows:
Dangerous voltages Hot surface Generic hazard
Presence of dangerous
substances Crushing hazard Cutting hazard
Wear protective gloves Wear personal protective
equipment
Wear accident-
prevention shoes
European Declaration of
Conformity Waste Electrical and Electronic Equipment

Technical Information
HS-2 Diffusion Pump User Manual 9
The following symbol may be used on warning labels attached to the instrument.
When you see this symbol, refer to the relevant operation or service manual for the
correct procedure referred to by that warning label.
The following symbols appear on the instrument for your information.
Corrosive substances
Explosive Material
Toxic Gases Asphyxiation
Wear face shield
Production date
Dangerous voltages
Hot surfaces
Generic hazard
CE certification
Wear safety helmet
RoHS China certification
Waste Electrical and Electronic Equipment

Technical Information
10 HS-2 Diffusion Pump User Manual
Safety
This section contains the information, prescribed by the Low Voltage Directive
2014/35/EU, which is essential for the compliance and observance of the safety
regulations both generally and in relation to the specific use of the product.
Failure to comply with these instructions and the other instructions contained in
this manual may render the safety conditions envisaged in the design phase
inefficient and cause accidents to those operating the product.
Agilent Technologies declines all responsibility for damage to the product or for the
physical safety of the operator or third parties deriving from the non-observance of
the safety rules indicated in the technical documentation.
Proper use
This manual contains important warnings and safety instructions to be observed in
order for the unit to work safely.
The product described in this manual is intended exclusively for the area of
application specified in the instructions. The manual also provides indications
regarding the essential requirements for the application and operation of the
product as well as the safety measures that can be adopted to guarantee regular
operation. Agilent Technologies does not provide any guarantee or assume any
responsibility for applications other than those described in this manual or in which
the essential requirements and safety measures are not respected.
The product must only be used by qualified personnel who are able to take the
necessary safety measures under conditions that do not cause damage or injury.
Any accessories and equipment used with the product must be supplied or
approved by Agilent Technologies.
Any adjustment or maintenance operation must be performed by a professional
technician informed about the risks.
Repairs on the product must be carried out exclusively by Agilent authorized
personnel.