ESAB ESABMig C420 User manual

Valid for serial no. 2370349 301 075 030919

ESABMig C420

Instruction manual Manuel d’instructions

– 2 –

Rights reserved to alter specifications without notice.

Sous réserve de modifications sans avis préalable.

ENGLISH 3. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

FRANÇAIS 17. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ENGLISH

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TOCe

1 DIRECTIVE 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2 SAFETY 4. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3 INTRODUCTION 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.1 Equipment 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 TECHNICAL DATA 6. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5 INSTALLATION 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.1 Placing 7. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.2 Assembly of components 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.3 Electrical installation 8. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.4 Mains power supply 9. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6 OPERATION 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.1 Connection and control devices 10. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.2 Functions explanation 11. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.3 Recommended welding parameters 12. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7 MAINTENANCE 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7.1 Inspection and cleaning 15. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8 FAULT TRACING 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9 ORDERING OF SPARE PARTS 16. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

DIAGRAM 32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

WEAR COMPONENTS 36. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ACCESSORIES 38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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C420e1

1 DIRECTIVE

DECLARATION OF CONFORMITY

ESAB Welding Equipment AB, S–695 81 Laxå, Sweden, gives its unreserved guarantee that welding

power source ESABMig C420 from serial number 237 complies with standard IEC/EN 60974–1, in

accordance with the requirements of directive (73/23/EEC) and addendum (93/68/EEC) and with

standard EN 50199 in accordance with the requirements of directive (89/336/EEC) and addendum

(93/68/EEC).

–––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––––

Henry Selenius

Vice President

ESAB Welding Equipment AB

695 81 LAXÅ

SWEDEN Tel: + 46 584 81000 Fax: + 46 584 411924

Laxå 2003–03–10

2 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 precautions. Safety precautions

must meet the requirements that apply to this type of welding equipment. The following recommen-

dations 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 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:

S its operation

S location of emergency stops

S its function

S relevant safety precautions

S welding

2. The operator must ensure that:

S no unauthorised person is stationed within the working area of the equipment when it is

started up.

S no–one is unprotected when the arc is struck

3. The workplace must:

S be suitable for the purpose

S be free from draughts

4. Personal safety equipment

S Always wear recommended personal safety equipment, such as safety glasses, flame–proof

clothing, safety gloves.

S Do not wear loose–fitting items, such as scarves, bracelets, rings, etc., which could become

trapped or cause burns.

5. General precautions

S Make sure the return cable is connected securely.

S Work on high voltage equipment may only be carried out by a qualified electrician.

S Appropriate fire extinquishing equipment must be clearly marked and close at hand.

S Lubrication and maintenance must not be carried out on the equipment during operation.

GB

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C420e1

WARNING

READ AND UNDERSTAND THE INSTRUCTION MANUAL BEFORE INSTALLING OR OPERATING.

ARC WELDING AND CUTTING CAN BE INJURIOUS TO YOURSELF AND OTHERS. TAKE PRECAU-

TIONS WHEN WELDING. ASK FOR YOUR EMPLOYER’S SAFETY PRACTICES WHICH SHOULD BE

BASED ON MANUFACTURERS’ HAZARD DATA.

ELECTRIC SHOCK – Can kill

S Install and earth the welding unit in accordance with applicable standards.

S Do not touch live electrical parts or electrodes with bare skin, wet gloves or wet clothing.

S Insulate yourself from earth and the workpiece.

S Ensure your working stance is safe.

FUMES AND GASES – Can be dangerous to health

S Keep your head out of the fumes.

S 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.

S Protect your eyes and body. Use the correct welding screen and filter lens and wear protective

clothing.

S Protect bystanders with suitable screens or curtains.

FIRE HAZARD

S Sparks (spatter) can cause fire. Make sure therefore that there are no inflammable materials nearby.

NOISE – Excessive noise can damage hearing

S Protect your ears. Use earmuffs or other hearing protection.

S Warn bystanders of the risk.

MALFUNCTION – Call for expert assistance in the event of malfunction.

PROTECT YOURSELF AND OTHERS!

WARNING!

Read and understand the instruction manual

before installing or operating.

Do not use the power source for thawing frozen pipes.

WARNING!

This product is solely intended for arc welding.

GB

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C420e1

3 INTRODUCTION

The ESABMig C420 is step–controlled compact welding power unit incorporating wire feed

mechanism intended for MIG/MAG welding with solid wires of steel, stainless steel or aluminium, and

cored wires with or without shielding gas. The ESABMig C420 is not equipped with cooling system

and can operate only with appropriate gas cooled torches.

The ESABMig C420 is equipped with standard control unit (manual setting of all welding parameters)

and digital instrument (incorporating ”display–hold” function) for displaying of current and voltage.

Machines are fan–cooled and equipped with thermal overload protection.

ESAB’s accessories for the product can be found on page 38.

3.1 Equipment

The power source is supplied with:

S Return cable 5m with return clamp

S Shelf for gas cylinder

S Instruction manual

4 TECHNICAL DATA

ESABMig C420

Voltage 230/400–415/500V, 3~50Hz

230/440–460/575V, 3~60Hz

Permissible load

at100 % duty cycle 315 A/30V

at 60 % duty cycle 400 A/34V

at 50 % duty cycle 420 A/35V

Setting range (DC) 50A/16,5V–420A/35V

Open circuit voltage 16,6–46,5V

Open circuit power 520W

Efficiency at max current 77%

Power factor at max current 0,92

Control voltage 42V, 50/60Hz

Wire feed speed 75 – 1000inch/min (1,9 – 25,0m/min)

Burnback time 0 – 0,5s

Creep start OFF / ON

2/4 stroke 2 / 4

Welding gun connection EURO

Max diameter of wire bobbin 12inch (300mm)

Wire dimension range 0,023 – 1/16inch (0,6 – 1,6mm)

Dimensions lxwxh 36,8 x 25,2 x 31,5inch (935 x 640 x 800mm)

Weight 470lb (213kg)

Operating temperature +14 to 104

o

F (–10 to +40

o

C)

Enclosure class IP 23

Application classification

GB

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C420e1

Duty cycle

The duty cycle refers to the time as a percentage of a ten–minute period that you can weld at a cer-

tain load without overloading.

Enclosure class

The IP code indicates the enclosure class, i. e. the degree of protection against penetration by solid

objects or water. Equipment marked IP23 is designed for indoor and outdoor use.

Application class

The symbol indicates that the power source is designed for use in areas with increased

electrical hazard.

5 INSTALLATION

The installation must be executed by a professional.

WARNING!

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.

The power supply should be lifted by means of its lifting

eye. The handle is only intended for pulling it along the

ground.

Lifting instructions

5.1 Placing

Position the welding power source so that its cooling air inlets and outlets are not

obstructed.

GB

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C420e1

5.2 Assembly of components

During transport, the rear wheels of the power source are in their forward position.

Before use, place the wheels in their rear position.

WARNING!

5.3 Electrical installation

GB

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C420e1

5.4 Mains power supply

Check that the unit is connected to the correct mains power supply voltage, and that

it is protected by the correct fuse size. A protective earth connection must be made,

in accordance with regulations.

Rating plate with supply connection data

ESABMig C420w 3∼ 50/60 Hz 3∼ 50 Hz 3∼ 50 Hz 3∼ 60 Hz 3∼ 60 Hz

Voltage V 230 400/415 500 440–460 575

Current A

at100% duty cycle 33 19 15 17 13

at 60% duty cycle 47 27 22 25 19

at 50% duty cycle 53 30 24 27 21

Cable area mm

2

4 x 6AWG

Fuse, slow A 35 25 20 20 20

GB

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C420e1

6 OPERATION

General safety regulations for the handling of the equipment can be found on

page 4. Read through before you start using the equipment!

WARNING!

Rotating parts can cause injury, take great care.

WARNING – TIPPING RISK!

There is a risk of tipping while transportation and operation, if the welding machine leans

more than 10

o

. In that case appropriate securing has to be provided !

6.1 Connection and control devices

ESABMig C420

1 Mains supply switch 10 Connection for return cable (–), medium in-

ductance

2 Switch, coarse control 11 Connection for return cable (–), low induc-

tance

3 Switch, precise control 12 Knob for wire speed setting

4 Indicating lamp, power supply ON 13 Knob for selecting 2/4–stroke control mode

5 Orange indicating lamp, overheating 14 Knob for selecting – creep start – ON/OFF

6 EURO – connector (for welding gun) 15 Knob for burn–back time setting

9 Connection for return cable (–), high induc-

tance

16 Digital instrument – V / A (standard)

GB

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C420e1

6.2 Functions explanation

The ESABMig C420 is equipped with standard control unit. Welder can manually

select and adjust all welding parameters.

S Wire speed 75 – 1000 ipm (1,9 – 25m/min) is set with knob [12].

S The stroke control (2/4 stroke) is selected with switch [13].

S Creep start i.e. start with 50% wire speed is toggled ON/OFF with switch [14].

S Burn back time is set with knob (0 – 0,5 sec) [15].

Digital instrument displays continously the actual welding current and voltage, when

welding process is stopped – the last values are memorised (HOLD – function).

6.2.1 Start

When machine is switched on by the mains switch [1], indicating lamps [4,5] are

checked for 2 seconds. Normally, if the machine is not overheated, it should start to

work in idle mode, which is indicated by blinking of the supply–ON lamp [4]. The fan

is stopped and starts from the first start of welding.

6.2.2 Overheating protection

The power source has 2–step control of fan speed and overheating protection.

If temperature crosses the threshold point, the fan starts to run with increased

speed. If the internal temperature becomes too high, the welding is interrupted and

disabled. This state is indicated by permanent lighting of the orange indicating lamp

on the front of the unit. It resets automatically when the temperature falls down.

6.2.3 Idle mode

The machine can run in the idle mode. The fan is switched off 5 min after the end of

the last welding, or after 5 min of run with decreased speed without welding, then

the power supply lamp [4] on the front panel is blinking.

GB

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C420e1

6.3 Recommended welding parameters

6.3.1 Carbon steel 25%CO

2

–75%Ar; short circuiting arc,

Solid wire (ER 70S–6)

Sheet T

[inch]

Wire j

[inch]

Feed speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

0,030 130 2 / 2 / 1 6 / 4 / 4

0,038

0,035 110 2 / 2 / 1 4 / 1 / 2

0,045 75 2 / 2 / 1 6 / 4 / 4

0,030 210 3 / 3 / 2 4 / 2 / 5

0,063

0,035 130 2 / 2 / 1 6 / 4 / 4

0,045 87 3 / 2 / 1 1 / 5 / 7

0,030 360 4 / 3 / 3 2 / 7 / 5

1/8

0,035 220 3 / 3 / 3 7 / 6 / 3

0,045 140 3 / 3 / 3 6 / 5 / 1

0,030 – – – –

3/16

0,035 350 4 / 4 / 4 4 / 3 / 2

0,045 230 4 / 4 / 3 3 / 2 / 7

0,030 – – – –

1/4

0,035 – – – –

0,045 250 4 / 4 / 4 4 / 3 / 2

0,030 – – – –

3/8

0,035 – – – –

0,045 290 4 / 4 / 4 6 / 5* / 5

* – reduce wire speed

GB

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C420e1

6.3.2 Carbon steel 18%CO

2

–82%Ar; spray arc, Solid wire (ER 70S–6)

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

0,030 590

5 / 5 / 5

2 / 2 / 1

3/16

0,035 400 5 / 4 / 4 1 / 7 / 6

0,045 – – – –

0,030 690 5 / 5 / 5 3 / 3 / 2

1/4 0,035 500 5 / 5 / 5 3 / 3 / 2

0,045 – – – –

0,030 980 5 / 5 / 5 5 / 5 / 5

3/8

0,035 630 5 / 5 / 5 5 / 5 / 5

0,045 280 5 / 5 / 5 3 / 3 / 3

0,030 – – – –

1/2

0,035 950 5 / 5 / 5 7 / 7 / 7*

0,045 340 5 / 5 / 5 4 / 4 / 4

0,030 – – – –

5/8

0,035 – – – –

0,045 570 5 / 5 / 5 7 / 7 / 7

* – reduce wire speed

6.3.3 Stainless steel 2%CO

2

–98%Ar; short circuiting arc, Solid wire

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

0 038

0,035 110 2 / 1 / 1 2 / 6 / 1

0,038

0,045 70 2 / 2 / 1 3 / 1 / 2

0 063

0,035 170 2 / 2 / 1 6 / 4 / 6

0,063

0,045 83 2 / 2 / 1 4 / 1 / 3

1/8

0,035 250 3 / 3 / 1 5 / 3 / 7

1

/

8

0,045 158 3 / 2 / 2 2 / 7 / 2

3/16

0,035 450 4 / 4 / 3 3 / 2 / 7

3

/

16

0,045 270 4 / 3 / 3 1 / 6 / 4

1/4

0,035 – – – –

1/4

0,045 320 4 / 4 / 4 3 / 2 / 1

GB

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C420e1

6.3.4 Stainless steel 2%CO

2

–98%Ar; spray arc, Solid wire

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

1/4

0,035 520 5 / 4 / 4 1 / 7 / 7

1

/

4

0,045 280 4 / 4 / 4 7 / 6 / 6

3/8

0,035 750 5 / 5 / 5 4 / 4 / 4

3

/

8

0,045 350 5 / 5 / 5 2 / 2 / 2

1/2

0,035 1000 5 / 5 / 5 4 / 4 / 4

1

/

2

0,045 440 5 / 5 / 5 3 / 3 / 3

5/8

0,035 – – – –

5/8

0,045 650 5 / 5 / 5 5 / 5 / 6

6.3.5 Mild steel Metal–Cored Wire E70C–6M (Coreweld 70, 0.045in)

18%CO

2

–82%Ar; spray arc

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

3/16 0,045 160 4 / 4 / 4 5 / 4 / 3

1/4 0,045 220 4 / 4 / 4 7 / 7 / 6

3/8 0,045 420 5 / 5 / 5 5 / 5 / 5*

* – reduce wire speed

6.3.6 Mild steel Flux–Cored Wire E71T–1 (Dual Shield 7100 Ultra) 100%CO

2;

spray arc

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

3/16 0,045 310 4 / 4 / 4 6 / 5 / 4

1/4 0,045 400 5 / 4 / 4 1 / 7 / 7

3/8 0,045 590 5 / 5 / 5 5 / 5 / 5*

* – reduce wire speed

GB

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C420e1

6.3.7 Aluminium (Mg5) ER5356 100%Ar; spray arc

Sheet T

[inch]

Wire j

[inch]

Feed

speed

[inch/min]

Coarse step

230/460/575V

1–5

Fine step

230/460/575V

1–7

Return

cable

socket

3/16

0,045 470 4 / 4 / 4 6 / 5 / 4

3/16

0,063 – – – –

1/4

0,045 530 4 / 4 / 4 7 / 6 / 6

1

/

4

0,063 290 4 / 4 / 4 6 / 5 / 4

3/8

0,045 610 5 / 5 / 5 2 / 2 / 2

3

/

8

0,063 340 5 / 4 / 4 1 / 7 / 7

1/2

0,045 760 5 / 5 / 5 4 / 4 / 4

1

/

2

0,063 410 5 / 5 / 5 3 / 3 / 3

7 MAINTENANCE

Regular maintenance is important for safe, reliable operation.

Maintenance must be executed by a professional.

Only those persons who have appropriate electrical knowledge (authorised

personnel) may remove the safety plates.

Note!

All guarantee undertakings from the supplier cease to apply if the customer himself

attempts any work in the product during the guarantee period in order to rectify any

faults.

7.1 Inspection and cleaning

Check regularly that the power source is free from dirt.

The power source should be regularly blown clean using dry compressed air at reduced

pressure. More frequently in dirty environments.

Otherwise the air inlet/outlet may become blocked and cause overheating. To avoid

this you can use an airfilter.

The airfilter is an accessory. Ordering number can be found on page 38.

Welding gun

S Cleaning and replacement of the welding gun’s wear parts should take place at

regular intervals in order to achieve trouble–free wire feed. Blow the wire guide

clean regularly and clean the contact tip.

GB

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C420e1

The brake hub

The hub is adjusted when delivered, if

readjustment is required, follow the instructions

below. Adjust the brake hub so that wire is slightly

slack when wire feed stops.

8 FAULT TRACING

Try these recommended checks and inspections before sending for an authorised service technican.

Type of fault Actions

No arc S Check that the mains power supply switch is turned on.

S Check that the welding current supply and return cables are

correctly connected.

S Check that correct current value is set.

Welding current is interrupted

during welding

S Check whether the thermal overload trip has operated

(indicated by the orange lamp on the front).

S Check the main power supply fuses.

Thermal overload trips

operate frequently

S Check to see whether the air filters are clogged.

S Make sure that you are not exceeding the rated data for the

power source (i.e. that the unit is not being overloaded).

Poor welding performance S Check that the welding current supply and return cables are

correctly connected.

S Check that the correct current value is set.

S Check that the correct welding wires are being used.

S Check the main power supply fuses.

S Check the wire feed unit – if proper rolls are applied and

properly set the pressure of the wire feeder’s pressure rollers

9 ORDERING OF SPARE PARTS

ESABMig C420 is designed and tested in accordance with the international and Euro-

pean standards IEC/EN 60974–1 and EN 50199. It is the obligation of the service unit

which has carried out the service or repair work to make sure that the product still

conforms to the said standard.

Spare parts may be ordered through your nearest ESAB dealer, see the last page of

this publication.

GB

FRANÇAIS

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TOCf

1 DIRECTIVES 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

2 SÉCURITÉ 18. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3 INTRODUCTION 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

3.1 Équipement 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

4 CARACTÉRISTIQUES TECHNIQUES 20. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5 INSTALLATION 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.1 Placement 21. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.2 Assemblage des composants 22. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.3 Installation électrique 22. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

5.4 Alimentation secteur 23. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6 MISE EN MARCHE 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.1 Appareils de contrôle et connexion 24. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.2 Explication des fonctions 25. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

6.3 Paramètres de soudage recommandés 26. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7 MAINTENANCE 29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

7.1 Inspection et nettoyage 29. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

8 RECHERCHE DE PANNE 30. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

9 COMMANDE DE PIÈCES DE RECHANGE 30. . . . . . . . . . . . . . . . . . . . . . . . . . . .

SCHÉMA 32. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

PIÈCES D’USURE 36. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

ACCESSOIRES 38. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

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– 33 –

C420di

ESABMig C420 (230–575V)

NOTE: In order to reverse output polarity on XTP see paragraph 5.3.

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ESABMig C420

Edition 030919

Wear components Pièces d’usure

– 36 –

C420we

Item Denomination Ordering no. Notes

A Feed / pressure roller

0459 052 001

0459 052 002

0459 052 003

0459 052 013

0458 825 001

0458 825 002

0458 825 003

0458 824 001

0458 824 003

Ø 0.6 & 0.8 mm; Fe, Ss & cored wire; V–groove

Ø 0.8 & 1.0 mm; Fe, Ss & cored wire; V–groove

Ø 0.9/1.0 & 1.2 mm; Fe, Ss & cored wire; V–groove

Ø 1.4 & 1.6 mm; Fe, Ss & cored wire; V–groove

Ø 0.9/1.0 & 1.2 mm; Cored wire; V–groove; knurled

Ø 1.2 & 1.4 mm; Cored wire; V–groove; knurled

Ø 1.6 & 2.0 mm; Cored wire; V–groove; knurled

Ø 0.8 & 0.9/1.0 mm; Al wire; U–groove

Ø 1.2 & 1.6 mm; Al wire; U–groove

B Gear adapter 0455 053 880

C Inlet nozzle 0455 049 001

D Drive gear 0455 052 001

E Intermediate nozzle 0455 072 002

0456 615 001

Fe, Ss & cored wire

Al wire

F Outlet nozzle 0469 837 880

0469 837 881

Ø 2.0 mm steel for 0.6–1.6 mm Fe, Ss & cored wire

Ø 2.0 mm plastic for 0.8–1.6 mm Al wire

G Liner 0349 303 018

0455 894 001

Fe, Ss & cored wire

Al wire

The rollers are marked with wire dimension in mm, some are also marked with inch.

Welding with aluminium wires.

In order to weld with aluminium wires, proper rollers, nozzles and liners for

aluminium wires MUST be used. It is recommended to use 3m long welding gun for

aluminium wires, equipped with appropriate wear parts.

ESABMig C420

Edition 030919

– 37 –

C420we

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ESAB ESABMig C420 User manual

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