ESAB W8000 User manual

Instruction manual
0463 722 001 GB 20200203 Valid for: 1901-xxxx
Weaving unit
W8000

TABLE OF CONTENTS
0463 722 001 © ESAB AB 2020
1SAFETY ....................................................................................................... 4
1.1 Meaning of symbols ............................................................................... 4
1.2 Safety precautions ................................................................................. 4
2INTRODUCTION.......................................................................................... 8
2.1 Overview ................................................................................................. 8
3TECHNICAL DATA ...................................................................................... 9
4INSTALLATION............................................................................................ 10
4.1 Assembly ................................................................................................ 10
5OPERATION ................................................................................................ 11
5.1 Menu ........................................................................................................ 11
5.2 Weaving................................................................................................... 11
5.3 0-Line....................................................................................................... 12
6MAINTENANCE .......................................................................................... 14
7ORDERING SPARE PARTS ........................................................................ 15
BLOCK DIAGRAM............................................................................................... 16
ORDERING NUMBERS ...................................................................................... 17
ACCESSORIES .................................................................................................. 18
Rights reserved to alter specifications without notice.

1 SAFETY
0463 722 001 -4- © ESAB AB 2020
1 SAFETY
1.1 Meaning of symbols
As used throughout this manual: Means Attention! Be Alert!
DANGER!
Means immediate hazards which, if not avoided, will result in immediate,
serious personal injury or loss of life.
WARNING!
Means potential hazards which could result in personal injury or loss of life.
CAUTION!
Means hazards which could result in minor personal injury.
WARNING!
Before use, read and understand the instruction manual
and follow all labels, employer´s safety practices and
Safety Data Sheets (SDSs).
1.2 Safety precautions
Users of ESAB equipment have the ultimate responsibility for ensuring that anyone who
works on or near the equipment observes all the relevant safety precautions. Safety
precautions must meet the requirements that apply to this type of equipment. The following
recommendations should be observed in addition to the standard regulations that apply to
the workplace.
All work must be carried out by trained personnel well-acquainted with the operation of the
equipment. Incorrect operation of the equipment may lead to hazardous situations which can
result in injury to the operator and damage to the equipment.
1. Anyone who uses the equipment must be familiar with:
○ its operation
○ location of emergency stops
○ its function
○ relevant safety precautions
○ welding and cutting or other applicable operation of the equipment
2. The operator must ensure that:
○ no unauthorised person is stationed within the working area of the equipment
when it is started up
○ no-one is unprotected when the arc is struck or work is started with the
equipment
3. The workplace must:
○ be suitable for the purpose
○ be free from drafts

1 SAFETY
0463 722 001 -5- © ESAB AB 2020
4. Personal safety equipment:
○ Always wear recommended personal safety equipment, such as safety glasses,
flame-proof clothing, safety gloves
○ Do not wear loose-fitting items, such as scarves, bracelets, rings, etc., which
could become trapped or cause burns
5. General precautions:
○ Make sure the return cable is connected securely
○ Work on high voltage equipment may only be carried out by a qualified
electrician
○ Appropriate fire extinguishing equipment must be clearly marked and close at
hand
○ Lubrication and maintenance must not be carried out on the equipment during
operation
WARNING!
Arc welding and cutting can be injurious to yourself and others. Take precautions
when welding and cutting.
ELECTRIC SHOCK - Can kill
• Install and ground the unit in accordance with instruction manual.
• Do not touch live electrical parts or electrodes with bare skin, wet gloves or
wet clothing.
• Insulate yourself from work and ground.
• Ensure your working position is safe
ELECTRIC AND MAGNETIC FIELDS - Can be dangerous to health
• Welders having pacemakers should consult their physician before welding.
EMF may interfere with some pacemakers.
• Exposure to EMF may have other health effects which are unknown.
• Welders should use the following procedures to minimize exposure to
EMF:
○ Route the electrode and work cables together on the same side of
your body. Secure them with tape when possible. Do not place your
body between the torch and work cables. Never coil the torch or work
cable around your body. Keep welding power source and cables as
far away from your body as possible.
○ Connect the work cable to the workpiece as close as possible to the
area being welded.
FUMES AND GASES - Can be dangerous to health
• Keep your head out of the fumes.
• Use ventilation, extraction at the arc, or both, to take fumes and gases
away from your breathing zone and the general area.
ARC RAYS - Can injure eyes and burn skin
• Protect your eyes and body. Use the correct welding screen and filter lens
and wear protective clothing.
• Protect bystanders with suitable screens or curtains.
NOISE - Excessive noise can damage hearing
Protect your ears. Use earmuffs or other hearing protection.

1 SAFETY
0463 722 001 -6- © ESAB AB 2020
MOVING PARTS - Can cause injuries
• Keep all doors, panels and covers closed and securely in place. Have only
qualified people remove covers for maintenance and troubleshooting as
necessary. Reinstall panels or covers and close doors when service is
finished and before starting engine.
• Stop engine before installing or connecting unit.
• Keep hands, hair, loose clothing and tools away from moving parts.
FIRE HAZARD
• Sparks (spatter) can cause fire. Make sure that there are no inflammable
materials nearby.
• Do not use on closed containers.
HOT SURFACE - Parts can burn
• Do not touch parts bare handed.
• Allow cooling period before working on equipment.
• To handle hot parts, use proper tools and/or insulated welding gloves to
prevent burns.
MALFUNCTION - Call for expert assistance in the event of malfunction.
PROTECT YOURSELF AND OTHERS!
CAUTION!
This product is solely intended for arc welding.
WARNING!
Do not use the power source for thawing frozen pipes.
CAUTION!
Class A equipment is not intended for use in residential
locations where the electrical power is provided by the
public low-voltage supply system. There may be
potential difficulties in ensuring electromagnetic
compatibility of class A equipment in those locations,
due to conducted as well as radiated disturbances.

1 SAFETY
0463 722 001 -7- © ESAB AB 2020
NOTE!
Dispose of electronic equipment at the recycling
facility!
In observance of European Directive 2012/19/EC on
Waste Electrical and Electronic Equipment and its
implementation in accordance with national law,
electrical and/or electronic equipment that has reached
the end of its life must be disposed of at a recycling
facility.
As the person responsible for the equipment, it is your
responsibility to obtain information on approved
collection stations.
For further information contact the nearest ESAB dealer.
ESAB has an assortment of welding accessories and personal protection equipment
for purchase. For ordering information contact your local ESAB dealer or visit us on
our website.

2 INTRODUCTION
0463 722 001 -8- © ESAB AB 2020
2 INTRODUCTION
2.1 Overview
The Weaving unit W8000 can be used to mechanize your GMAW and SAW processes it
can be used for weaving, gap bridging, filling and capping. You can store: weaving speed,
width, hold time out, hold time in and preheat. The Weaving unit W8000 has a maximum
weaving width of 60 mm. Control unit is included.
ESAB accessories for the product can be found in the "ACCESSORIES" chapter of
this manual.

3 TECHNICAL DATA
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3 TECHNICAL DATA
Weaving unit W8000
Supply 20 –49 VAC
24–70 VDC
Power 30W
Weight weaving unit (incl. bracket and slide) 4kg
Motor type Stepper motor
Weaving speed 1–40mm/s
Weaving width 0–60mm
Hold time (left and right position) 0.0–5.0s
Horizontal electrical adjustment Joystick
Horizontal mechanical adjustment 80mm
Slide adjustment vertical +/-40mm
Maximum load weaving arm 5 kg
External start / stop input 24VDC

4 INSTALLATION
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4 INSTALLATION
The installation must be carried out by a professional.
CAUTION!
This product is intended for industrial use. In a domestic environment this product
may cause radio interference. It is the user's responsibility to take adequate
precautions.
4.1 Assembly
1. Height Slide 4. Torch bracket for adjusting torch position
2. Weaving unit 5. Torch clamp
3. Base plate
1. Control box 3. Connector supply
2. Connector weaving unit 4. Joystick

5 OPERATION
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5 OPERATION
General safety regulations for handling the equipment can be found in the "SAFETY"
chapter of this manual. Read it through before you start using the equipment!
WARNING!
Electric shock! Do not touch the workpiece or the welding head during operation!
5.1 Menu
The MENU with all values for Welding unit W8000 will be visible in the information display
10seconds after power up. Then the information display will change to weaving mode. To
return to menu press the MENU switch 2seconds.
1. Program number 6. Preheat delayed start of weaving in
relation to start welding
2. Weaving speed 7. Cursor showing which function is active
3. Weaving width 8. MENU switch to change function
4. Hold time outer position 9. -/+ switch to adjust value up/down
5. Hold time inner position 10. STOP switch to exit the menu before 10
seconds
5.2 Weaving
10 seconds after power up the information display will change from menu to Weaving mode.
After start default menu is speed. In this mode you can start/stop the welding and weaving as
well adjust speed and width. Use the STOP switch to stop weaving even if started externally
from a PLC. When not weaving, to return to menu (for adjustment of Hold Time) press the
MENU switch 2 seconds.

5 OPERATION
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1. Program number 6. Active menu
2. Weaving speed 7. MENU switch for speed or width selection
3. Hold time inner position 8. +/- buttons are used to adjust the value.
Press once to start weaving. Press twice to
start welding and weaving. ARC ON will be
shown in the information display
4. Hold time outer position 9. Stop
5. Information display
5.3 0-Line
It is possible to adjust the weaving arm position (0-line) before start using the joystick. During
weaving it is possible to adjust the position out/in in step of 0.25mm. When not weaving it is
possible to return to menu by pressing the MENU switch 2seconds.
1. Joystick for position adjusting out/in 3. Maximum working length 80 mm
2. Yellow ring, center position

5 OPERATION
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Setting 0-Line
1. Adjust the weaving arm using the joystick to center position, yellow ring (1).
2. Adjust the height slide (2) to center position.
3. Slide the torch bracket (3) in/out and turn up/down for correct position of the torch in
the center of the weaving width.
4. Unlock the handle (4) to adjust the torch position in/out.
5. Keep the torch as close as possible to the weaving arm and the length from arm down
to the tip of welding torch as short as possible.
6. Ready for weaving.

6 MAINTENANCE
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6 MAINTENANCE
WARNING!
The mains supply must be disconnected during cleaning and maintenance.
CAUTION!
The product is covered by manufacturer's warranty. Any attempt to carry out repair
work by non-authorised service centers or personnel will invalidate the warranty.
NOTE!
Regular maintenance is important for safe and reliable operation.
NOTE!
Perform maintenance more often during severe dusty conditions.
Before each use - make sure that:
• Product and cables are not damaged,
• The torch is clean and not damaged.

7 ORDERING SPARE PARTS
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7 ORDERING SPARE PARTS
CAUTION!
Repair and electrical work should be performed by an authorised ESAB service
technician. Use only ESAB original spare and wear parts.
Weaving unit W8000 is designed and tested in accordance with the international and
European standards IEC/EN 60204-1, ISO/EN 12100-2 and IEC/EN 60974-10. On
completion of service or repair work, it is the responsibility of the person(s) performing the
work to ensure that the product still complies with the requirements of the above standards.
Spare parts and wear parts can be ordered through your nearest ESAB dealer, see
esab.com. When ordering, please state product type, serial number, designation and spare
part number in accordance with the spare parts list. This facilitates dispatch and ensures
correct delivery.

BLOCK DIAGRAM
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BLOCK DIAGRAM
Pin H: External Start / Stop weaving with +24V from PLC. Connect 0V to pin L

ORDERING NUMBERS
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ORDERING NUMBERS
Ordering number Denomination Type
0459 990 646 Weaving unit W8000
0463 723 001 Service manual
0463 724 001 Spare parts list
Technical documentation is available on the Internet at: www.esab.com

ACCESSORIES
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ACCESSORIES
0398 145 202 Tilt bracket
For adjustment of the weaving unit angle,
0–45degree.
Fixed position for 22.5 and 45 degree.
0398 145 203 Turning bracket
For rotation position of the weaving unit.
+/-30degree.
0398 145 106 Torch clamp
Ø20–30degree.
0457 467 880 Transformer
0457 360 880 Control cable 12–23pin
L = 5m
0457 360 881 Control panel 12pin
L = 5m

ACCESSORIES
0463 722 001 - 19 - © ESAB AB 2020

For contact information visit esab.com
ESAB AB, Lindholmsallén 9, Box 8004, 402 77 Gothenburg, Sweden, Phone [phone]
http://manuals.esab.com