ESAB A6 Arc- air gouging unit User manual
- Type
- User manual
0818 000 001 100320
Arc-air gouging unit
Instruction manual
Rights reserved to alter specifications without notice.
Rights reserved to alter specifications without notice.
ENGLISH 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ENGLISH
1 SAFETY 5. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SAFETY - GENERAL 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Working area/ Danger zone 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Personal safety equipment 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 TECHNICAL DESCRIPTION 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.1 General 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.2 Description 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2.3 Technical data 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3 INSTALLATION 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4 OPERATION 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.1 General 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
4.2 Data recommended for arc-air gouging 13. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5 MAINTENANCE 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.1 General 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.2 Daily 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
5.3 Regularly 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
6 Ordering of spare parts 14. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SPARE PARTS LIST 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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SafeArcS GB
1 SAFETY
Users of ESAB welding equipment have the ultimate responsibility for ensuring that
anyone who works on or near the equipment observes all the relevant safety pre-
cautions. Safety precautions must meet the requirements that apply to this type of
welding 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 oper-
ation of the welding 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 welding equipment must be familiar with:
its operation
location of emergency stops
its function
relevant safety precautions
welding
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
3. The workplace must:
be suitable for the purpose
be free from draughts
4. Personal safety equipment
Always wear recommended personal safety equipment, such as safety
glasses, flame-proof clothing, safety gloves. Note! Do not use safety
gloves when replacing wire.
Do not wear loose-fitting items, such as scarves, bracelets, rings, etc.,
which could become trapped or cause burns.
5. Protection against other risks
Dust particles of a certain size can be harmful to man. A ventilation system
and extractor should therefore be provided to eliminate this risk.
6. 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 extinquishing equipment must be clearly marked and close
at hand.
Lubrication and maintenance must not be carried out on the equipment
during operation.
GB
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SafeArcS GB
WARNING, RISK OF CRUSHING!
Do not use safety gloves when replacing wire, feed rollers and wire bobbins.
GB
WARNING
ARC WELDING AND CUTTING CAN BE INJURIOUS TO YOURSELF AND
OTHERS. TAKE PRECAUTIONS WHEN WELDING. ASK FOR YOUR
EMPLOYER'S SAFETY PRACTICES WHICH SHOULD BE BASED ON MANU-
FACTURER'S HAZARD DATA.
ELECTRIC SHOCK - Can kill
Install and earth the welding unit in accordance with applicable standards.
Do not touch live electrical parts or electrodes with bare skin, wet gloves or wet
clothing.
Insulate yourself from earth and the workpiece.
Ensure your working stance is safe.
FUMES AND GASES - Can be dangerous to health
Keep your head out of the fumes.
Use ventilation, extraction at the arc, or both, to keep fumes and gases 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.
FIRE HAZARD
Sparks (spatter) can cause fire. Make sure therefore that there are no inflam-
mable materials nearby.
NOISE - Excessive noise can damage hearing
Protect your ears. Use ear defenders or other hearing protection.
Warn bystanders of the risk.
MALFUNCTION
Call for expert assistance in the event of malfunction.
PROTECT YOURSELF AND OTHERS!
READ AND UNDERSTAND THE INSTRUCTION MAN-
UAL BEFORE INSTALLING OR OPERATING.
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SafeArcS GB
GB
SAFETY - GENERAL
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SAFETY - GENERAL
General safety regulations for the handling of the equipment can be found on
page 5. Read through before you start using the equipment!
WARNING:
Have you read and understood the safety
information ?
You must not operate the machine before then !
The actual safety regulations must be followed precisely when
measures with regard to the Installation/ Operation and
Maintenance are taken!
It is forbidden to be inside the working area/ danger-zone
during operation, see on page 9.
Read the instruction manuals for the
componets included in the equipment!
Risk of Spatter
WARNING! Hot Spatter
Do not perform any service on the machine when
the machine is in progress.
Welding fumes and gases
Warning! Danger to Your health!
Avoid breathing the welding fumes and gases!
GB
SAFETY - GENERAL
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Noise level
WARNING! Noise level
Wear ear protection.
Rotating parts
This sign is placed on the feed unit.
WARNING
Rotating parts can cause injury, take great care.
Working area/ Danger zone
The operator must make sure that there is no unauthorized person within the
working area/ danger zone before or during operation.
The work area/ danger zone must be:
either surrounded by a protective fence with warning sign, by light guards or as
minimum by markings on the floor.
free from machine parts, tools or other material, which may hamper the
operator's movements in the area.
so arranged that there is easy access to the emergency stop buttons.
The operator must make sure that there is a safe place to which to retreat in
case of emergency and rapid evacuation of the area is required.
Personal safety equipment
Always use the proper personal safety equipment such as,
welders' goggles or face-shield, non-flammable clothing and heat-resistant
gloves.
To protect against spatter we recommend an apron of heat-resistant material.
Do not wear loose-fitting items such as scarves, belts, bracelets, rings, etc.,
which could become trapped or cause burns.
Tools and equipment intended for handling hot objects must be designed so as
to safeguard a secure grip.
GB
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hob1d1ea
2 TECHNICAL DESCRIPTION
2.1 General
ESAB's accessory unit for arc-air gouging is designed for horizontal joint operation
when adapted to an A6 T-SAW or A6 B-SAW automatic welding machine powered
by DC or AC.
It is dimensioned to feed jointed carbon electrodes of the sizes 8 mm, 9.5 mm and
12.7 mm.
2.2 Description
The basic version consists of :
a straightener (1) with pressure roller,
a contact tube (2) with burner head (3)
an anti-dazzling screen (4)
and
an electrode guiding groove (5).
Other components included are:
A magnetic valve for compressed air to be fitted to the rear side of the motor and
to be connected to the PEH/ PEK control box.
A set of contact jaws (6) for carbon electrodes of dimension as stated.
Carbon rods of jointed type manufactured by Le Carbon.
GB
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hob1d1ea
2.3 Technical data
Arc-air gouging unit
Weight:
accessory unit
guide rail
6.3 kg
7.2 kg
Length of guide rail
(Rail units can be coupled to length desired.
3 m
Connection of compressed air hoze:
size
pressure
8 mm
10 kp/cm
2
.
GB
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3 INSTALLATION
The installation must be executed by a professional.
WARNING
Rotating parts can cause injury, take great care.
This arc-air gouging unit takes the place of the wire straightener on the wire feed motor.
The power is supplied by the available cables and shunt or current transformer, which
means the same connection as for welding.
When arc-air gouging with an A6 T machine, the use of a guide rail is recommended.
GB
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hob1d1ea
4 OPERATION
4.1 General
General safety regulations for the handling of the equipment can be found on
page 5. Read through before you start using the equipment!
Read the instruction manuals for the
componets included in the equipment!
For control and adjustment, see the instruction manual for the PEH/ PEK.
The carbon electrodes are successively put into the guide groove to be fed with
the holed end down through the burner head.
By a manual push each subsequent carbon electrode is connected to the former
one.
The pressure roller (1) is set just enough
to give an accurate feeding without
braking the electrode.
4.2 Data recommended for arc-air gouging
It is important that the electrode feed is feed-back controlled.
Data
Electrode stick-out 35-40 mm
Gouging angle 30-45
Arc voltage 38-40 V
Gouging speed 50-100 cm/min.
Current:
for 8 mm electrode
for 9.5 mm electrode
for 12.7 mm electrode
300-400 A
300-500 A
450-600 A
GB
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5 MAINTENANCE
5.1 General
Note:
All warranty undertakings given by the supplier cease to apply if the customer
attempts to rectify any faults on the machine during the warranty period.
NB! Before doing any kind of maintenance work, make sure the mains is
disconnected.
For the maintenance of the A2-A6 Process Controller (PEH), see the instruction
manual 0443 745 xxx.
For the maintenance of the PEK, see the instruction manual
0460 948 xxx, 0460 949 xxx, 0459 839 036.
5.2 Daily
Keep the moving parts of the arc-air gouging unit clean.
Make sure contact jaws, hoses and electric cables are properly connected.
Make sure all bolted joints are tightened and that the conduit and the feed rollers
are not worn or damaged.
5.3 Regularly
Check the electrode feed motor brushes once every three months. Replace
when they are worn down to 6 mm.
Inspect the electrode guides and drive rollers on the electrode feed unit.
Replace any worn or damaged components, (see spare parts list on page 15).
Blow the electrode conduit clean at regular intervals.
For trouble-free electrode feed the wear parts of the feed mechanism should be
cleaned and replaced at regular intervals.
NOTE that too hard pre-tensioning can lead to abnormal wear of the pressure
roller, feed roller and electrode conduit.
6 Ordering of spare parts
Spare parts are ordered through your nearest ESAB representative, see back cover.
When ordering spare parts, please state machine type and number as well as desig-
nation and spare part number as shown in the spare parts list on page 15.
This will simplify dispatch and ensure you get the right part.
GB
SPARE PARTS LIST
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Edition 100320
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Item
no.
Qty Ordering no. Denomination Notes
0153592881 Arc-air gouging A6 PEH
1 1 0153450001 Clamp
2 1 0153449001 Cover
3 1 0147551002 Idling roller
4 1 0154187001 Stub shaft
5 1 0154188001 Screw stud
6 1 0154189001 Screw stud
7 1 0154190880 Tensioning screw
9 1 0154192001 Bracket
11 2 0190509618 Screw stop m16x16
12 1 0154193880 Guide bar
13 1 0154196001 Clamp
17 1 0154207001 Contact tube
18 1 0154197001 Hub
19 1 0154198001 Screen
21 1 0153871001 Torch tip
23 1 0820791001 Nipple 1/2"-g1/8
24 1 0154200001 Contact jaw 5/16" A6 arc air
25 1 0154201880 Contact jaw 5/16" A6 arc air
26 1 0154200002 Contact jaw 3/8" A6 arc air
27 1 0154201881 Contact jaw 3/8" A6 arc air
28 1 0154200003 Contact jaw 1/2" A6 arc air
29 1 0154201882 Contact jaw 1/2" A6 arc air
30 1 0154202001 Tensioning spring
31 1 0192190003 Pressure spring d=9,5 l=32
32 1 0218510290 Feed roller 5/16"
33 1 0218510291 Feed roller 3/8"
34 1 0218510297 Feed roller 1/2"
35 1 0688000305 Allen key 8mm
37 2 0190343106 Hose rubber d22,5/12,5
38 1 0252900404 Hose clip gemi 16-25
40 1 0215503601 Insulating collar
41 1 0218810183 Insulated hand wheel
42 1 0151733001 Tool box
46 3 0417792001 Nylon washer
47 3 0813913008 Hose coupling g 1/2"-1/2"
48 1 0456494885 Solenoid valve and cable 42v
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Item
no.
Qty Ordering no. Denomination Notes
0153592882 Arc-air gouging A6 PEK
1 1 0153450001 Clamp
2 1 0153449001 Cover
3 1 0147551002 Idling roller
4 1 0154187001 Stub shaft
5 1 0154188001 Screw stud
6 1 0154189001 Screw stud
7 1 0154190880 Tensioning screw
9 1 0154192001 Bracket
11 2 0190509618 Screw stop m16x16
12 1 0154193880 Guide bar
13 1 0154196001 Clamp
17 1 0154207001 Contact tube
18 1 0154197001 Hub
19 1 0154198001 Screen
21 1 0153871001 Torch tip
23 1 0820791001 Nipple 1/2"-g1/8
24 1 0154200001 Contact jaw 5/16" A6 arc air
25 1 0154201880 Contact jaw 5/16" A6 arc air
26 1 0154200002 Contact jaw 3/8" A6 arc air
27 1 0154201881 Contact jaw 3/8" A6 arc air
28 1 0154200003 Contact jaw 1/2" A6 arc air
29 1 0154201882 Contact jaw 1/2" A6 arc air
30 1 0154202001 Tensioning spring
31 1 0192190003 Pressure spring d=9,5 l=32
32 1 0218510290 Feed roller 5/16"
33 1 0218510291 Feed roller 3/8"
34 1 0218510297 Feed roller 1/2"
35 1 0688000305 Allen key 8mm
37 2 0190343106 Hose rubber d22,5/12,5
38 1 0252900404 Hose clip gemi 16-25
40 1 0215503601 Insulating collar
41 1 0218810183 Insulated hand wheel
42 1 0151733001 Tool box
46 3 0417792001 Nylon washer
47 3 0813913008 Hose coupling 1/2"-1/2"
49 1 0461238882 Solenoid valve and cable l=2.0m, 42v
- 19 -
- 20 -
!!!
Item Qty Orderingno. Denomination Notes
0456494885 Solenoid valve and cable A6 PEH, 42V
7 2 0193021110 Cable,screened 2x1,5mm2
8 1 0456489001 PCB connection terminal bl 3,5/2
20 1 0192645002 Bushing
22 1 0819554001 Magnetic valve 2/2 121k45
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ESAB A6 Arc- air gouging unit User manual
- Type
- User manual
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