Weh TW711 Manuel utilisateur
WEH®- We Engineer Hightech
Type TW711 / TW712
Operating instructions ⋅Betriebsanleitung
WEH®Connector for pressure and function testing of fuel lines on
pipes with collar or bead
WEH®Adapter zur Druck- und Funktionsprüfung von Kraftstoff-
leitungen an Rohren mit Bund oder Sicke
Die deutsche Version ist das Original.
Hersteller: WEH GmbH Verbindungstechnik - im Nachfolgenden „WEH“ genannt.
LANGUAGES
TYPE TW711 / TW712 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 4
WEH®Connector for pressure and function testing of fuel lines on pipes with
collar or bead
TYP TW711 / TW712 � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � � 28
WEH®Adapter zur Druck- und Funktionsprüfung von Kraftstoffleitungen an
Rohren mit Bund oder Sicke
AE
DE
The German version is the original.
Manufacturer: WEH GmbH Precicion Connectors – hereinafter referred to as “WEH”.
Type TW711 / TW712
WEH®Connector for pressure and function testing of fuel lines on
pipes with collar or bead
CONTENTS
1. INTRODUCTION 6
1.1 For your guidance 6
1.2 General information 7
1.3 Warranty and liability 7
1.4 General safety instructions 8
1.5 Definition of qualified personnel 9
2. INTENDED USE 9
3. PRODUCT OVERVIEW / PRODUCT DESCRIPTION 10
4. TECHNICAL DATA 12
5. STORAGE 13
5.1 Safety instructions for proper storage 13
5.2 Storage 14
6. REQUIRED TOOLS 14
MD-10060-L51-R1.1.0-03
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Operating instructions
AE
The German version is the original.
Manufacturer: WEH GmbH Precision Connectors - hereafter referred to as 'WEH'.
7. INSTALLATION 15
7.1 Safety instructions for installation 15
7.2 Installing the media line 16
7.3 Checking the connection for leak tightness 16
8. OPERATION 17
8.1 Safety instructions for operation 17
8.2 Connection 18
8.3 Disconnection 19
9. INSPECTION | MAINTENANCE 20
9.1 Safety instructions for inspection and maintenance 20
9.2 Maintenance intervals 21
9.3 Overview of minimum intervals for inspection and maintenance 21
9.4 Maintenance 22
10. TROUBLESHOOTING 24
11. DISPOSAL 26
12. ACCESSORIES | SPARE PARTS 26
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Operating instructions AE
1. INTRODUCTION
Dear Customer,
Thank you for deciding to use our products.
The WEH®TW711 and TW712 Connectors have been developed for pressure and
function test of components with bead, collar or male thread.
Observe and follow all instructions and warnings in these operating instructions�
Non-observance may result in personal injury and/or property damage�
1�1 For your guidance
The markings and symbols contained in these operating instructions have the following
meanings:
- Items are indicated by a dash
ÎCalls for action are indicated by an arrow
Figures
The illustrations and/or images used in these operating instructions are particularly provided
for illustrative purposes only and may differ in some details from the actual product. For
binding information, please refer to your individual orders.
Abbreviations
For explanation of abbreviations and definitions of terms see Technical Appendix of the
corresponding catalog or www.weh.com
Definition of signal words
Caution: A section marked with 'Caution' warns you about hazards that could result in a
slight, usually reversible personal injury if you do not comply with this instruction.
Attention: Sections marked ‘Attention’ warn you of situations that could lead to property
damage and disruptions in operation if you do not comply with the instruction.
Note: Sections marked ‘Note’ indicate that malfunctions in operation may occur if you
do not comply with the instruction.
Please note: Sections marked with ‘Please note’ provide you with additional information
for smooth operation.
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Operating instructions
AE
1�2 General information
ÎFirst read these operating instructions to avoid misuse and resulting damage.
- In these operating instructions you will find all the necessary information and
instructions for the WEH®Product.
ÎThen check the contents of your delivery. Each delivery must contain:
- a delivery note
- an original WEH Test report (not applicable to spare parts)
- WEH operating instructions
ÎIf any documents are missing, please contact WEH or your responsible distributor.
1�3 Warranty and liability
- Our General Terms and Conditions apply.
ÎPlease read these operating instructions and safety instructions carefully and follow
the information contained therein.
- The information in these operating instructions reflects to the state of knowledge at
the time of printing. Failure to comply may void the warranty. Any side agreements to
these operating instructions require the written approval of the Head of the Quality
Department at WEH.
- Violation of these operating instructions result in the lapse of all warranty claims.
WEH will accept no liability for consequential damage, in particular damage due to
personal injury and/or other legal interests.
Caution: WEH®Products may only be repaired by WEH.
ÎContact WEH or the responsible distributor if the WEH®Product requires
maintenance. Special maintenance work that may be performed by the operator is
described in these operating instructions and is specially marked.
ÎOnly use original WEH®Spare parts. These are exactly suited to the intended appli-
cation and subject to strict quality controls.
- You yourself are solely responsible for the proper performance of the replacement or
repair. WEH is not responsible for the performance or any damage and/or losses
arising from it. WEH assumes no guarantee, warranty, product liability or other lia-
bility for any replacement or repair of the WEH®Product performed by you or a third
party. If you or a third party does not have the necessary skills and qualification for
proper performance, you must refrain from performing replacement or repair. Other-
wise, there is a particular risk of endangering yourself and third parties.
MD-10060-L51-R1.1.0-03 Page 7
Operating instructions AE
1�4 General safety instructions
ÎAlways comply with all applicable local, national and international requirements,
stipulations, decrees, laws, standards, provisions, directives, norms, regulations,
prohibitions and instructions as well as all applicable industrial, quality and technical
standards. In particular, make sure that you and all users comply with the applicable
requirements related to occupational health and safety as well as product safety
requirements and that all required permissions, certificates and approvals have been
obtained.
ÎThese operating instructions should be provided to anyone responsible for the
installation, operation and maintenance of this WEH®Product.
Caution: Incorrect application poses a risk to the user's health and can cause property
damages. The consequences of incorrect application could include the following:
- the connector or parts of the connector become loose under pressure
- media that may be under pressure, hot or toxic, can escape
- connection hoses vibrate dangerously
ÎContact WEH before using the WEH®Product if the instructions in these operating
instructions are unclear in any way.
ÎTake appropriate safety measures if operating conditions exist that could endanger
the user.
ÎIn case of any damage that may affect the proper functioning of the WEH®Product, do
not use the WEH®Product until the situation has been clarified. Disassembly of the
WEH®Product may only be performed by WEH.
ÎComply with the assembly data indicated in these operating instructions. Tightening
with higher torques/assembly turns can result in damage or even fractures when the
system is pressurized.
ÎDo not use any auxiliary materials or cleaning agents other than those indicated in
these operating instructions. Using other auxiliary materials or cleaning agents may
cause damage to the WEH®Product or to downstream components.
- WEH is not responsible for damage caused by external forces or other external
influences.
- It is assumed that only transport and storage facilities suitable for the storage of the
WEH®Product are used.
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Operating instructions
AE
1�5 Definition of qualified personnel
- Qualified personnel, as defined by these instructions, are persons who, based on
their professional training, their knowledge (including the relevant standards and
regulations), experience and manual skills, can independently assess and properly
perform assigned work tasks (in conjunction with WEH®Products) and can thus
independently recognize and prevent potential dangers at an early stage.
2. INTENDED USE
- The WEH®TW711 and TW712 Connectors have been developed for pressure and
function test of components with bead, collar or male thread. The connectors come
in many different sizes and forms.
ÎAlways ensure that the WEH®Product is used only for its intended use. Please note in
particular the technical data of the WEH®Product in Chapter 4 as well as the marking
on the WEH®Product itself.
- This WEH® Connector has been specially developed for your application and
requirements that you specified when placing your order. The connector only works
properly together with your connection and may only be attached to this connection.
- This WEH®Product is generally classified as pressure accessory in accordance
with Article 2 (5) of the Pressure Equipment Directive 2014/68/EU and is
considered to be similar to piping. This WEH®Product may not be used as safety
accessory. Furthermore, it is pointed out, that this WEH®Product is designed and
placed on the market in accordance with the requirements of Article 4 (3) of the
Pressure Equipment Directive 2014/68/EU. The assessment with regard to a
different classification can, however, be made on request.
Caution: Any use beyond the scope of application is considered as unintended use
and may result in personal injury and/or property damage.
MD-10060-L51-R1.1.0-03 Page 9
Operating instructions AE
3. PRODUCT OVERVIEW / PRODUCT DESCRIPTION
WEH®TW711 Connector
Pos� Description
1 Sliding sleeve
2 Lower part
7 Front seal (inside)
Definition of ports
B1 Media inlet
1
7
B1
2
MD-10060-L51-R1.1.0-03
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Operating instructions
AE
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