background image

7

Indication for 4 rolls feeding units: Adjust the pressure of the 

wire rolls

 29

 at the side of the inlet nozzle

 28

 less then at the 

side of the central connection

 16

, this provides that the wire 

will be hold correct in the wire-feed unit.
Press the button wire insert

 till the wire appears approx. 

20 mm out of the torchneck.
Screw in the contact tip corresponding to the wirediameter 

and cut off the sticked out wire end.

How to connect the gas cylinder

Put the gas cylinder

 3

 on the provided place at the back of the 

machine and protect against falling by fastening the chain

 35

.

Open the gas valve

 34

 several times to blow out possible dirt 

particles.
Connect the pressure reducer

 2

 at the gas cylinder

 3

. Con-

nect the gas hose

 31

 at the pressure reducer. Open the gas-

cylinder and adjust the gas flow at the set screw

 36

 of the 

pressure reducer while pressing the torch button. The quanti-

ty will be shown at the flowmeter

 32

. This should be approx. 

wire diameter x 10 l/min. The content of the cylinder is shown 

by the contentmanometer

 33

.

How to modify the machine for aluminium 

welding

Change the wire roll to a aluminium wire roll.
Change the steel-torch against an aluminiumtorch or resp. 

change the wire liner against a teflon liner.
Remove the capillary tube

 42

 at the central connection.

Cut the teflon liner close to the end of the wire-feeding roll and 

pull the brasstube over the teflon liner with the corresponding 

length for stabilising it.
Fasten the torch and thread in the wire electrode.

)

The art.no. of the parts depends on the torch and wire-

diameter. Please see at the torch spare list.

 17

Centralconnection

 38

Nipple for 4.0 mm and 4.7 external diameter

 39

O-ring 3,5 x 1.5 mm to prevent gas outlet

 40

Nut

 41

Teflon and plastic liner

 42

Sustainpipe for teflon and plastic liner with 4 mm exter-

nal diameter it substitute the capillary pipe in the central 

connection.

 

At 4,7 mm no sustainpipe is required.

 29

Wire-feed roll 

p

p

p

correct

contact 

pressure too 

high

wrong 

wire-feed 

roll

 34

 3

 35

 2

 31

 33

 32

 36

 17

 38  39 40  41

 42

 29

Содержание MULTIMIG 400puls

Страница 1: ...EN Fabrik für Elektrotechnik GmbH x Postfach 10 59 60 x D 28059 Bremen Telefon 49 0 421 54 90 6 0 x Telefax 49 0 421 54 90 619 x vertrieb elektron bremen de x www elektron bremen de Operation Manual MULTIMIG 400puls ...

Страница 2: ...2 5 5 6 10 8 9 6 7 12 15 14 11 10 ...

Страница 3: ...welding site Secure yourself and the unit at higher or inclinational plac es Connect the unit only at mains with correct connection to ground earth and at prolongations and sockets too Wear correct protective clothing gloves and leather apron Protect the welding area with curtains or mobile walls against rays Do not thaw frozen waterpipes or conductions with this unit In high electrical risk areas...

Страница 4: ...against disturbances If other devices are disturbed it may be necessary to pro tect additionally The affected area can be bigger than your premises property depends of the building etc Please use the unit conform to the instructions of the manu facturer The user is responsible for installation and use of the machine Furthermore the user is responsible to eliminate the disturbances caused by electr...

Страница 5: ...tton 48 gas type solenoid valve is activated and adjust gas amount on the pressure reducer rule of thumb wire diameter x 10 gas flow Keep the wire insert switch pressed until the welding wire protrudes approx 10 mm out of the gas nozzle on the torch neck Select welding material by pressing button 44 Select wire diameter by pressing button 46 Select shielding gas type by pressing button 48 Select 2...

Страница 6: ... should be corresponding to the technical data How to insert the wirespool Open the lid at the machine or at the wire feed case 2 and screw off the nut 26 from the wire coil pick up 24 Put on the wire coil at the wire coil pick up and pay attention that the tappet is well insert at the coil 23 By use of small wire coils please use the adapter Adjust the brake 25 by releasing the torch button the w...

Страница 7: ...eter 32 This should be approx wire diameter x 10 l min The content of the cylinder is shown by the contentmanometer 33 How to modify the machine for aluminium welding Change the wire roll to a aluminium wire roll Change the steel torch against an aluminiumtorch or resp change the wire liner against a teflon liner Remove the capillary tube 42 at the central connection Cut the teflon liner close to ...

Страница 8: ...rrent material thick ness wire feed speed and arc length as indicated in the digital multifunction display 54 57 Downslope push button Switches the downslope function on or off A lit LED next to the push button indicates that the downslope is on 58 Arc length wire speed correction rotary pulse encoder For correction of the arc length or wire speed depend ent on setting menu extra arc lenght contro...

Страница 9: ... the character with the pushbuttons 48 and 44 Extras 1Machine data Operating system Master Version number operating system Master Operating system Process Version number operating system process Operating system DMRs Version number motor assembly ies Welding program version Version number welding programs Operating hour counter Indication of the welding duration in h min sec Configuration Machine ...

Страница 10: ... to frequently recurring welding tasks or save the set tings which individual welders use specifically for their jobs Programming jobs Determine the optimal welding adjustment Press the TT Save button 45 Save LED flashes Select the target job number with the push buttons 44 and 48 or with the torch rocker and confirm with the TT Enter push button 47 if you do not press Enter the Save LED goes out ...

Страница 11: ...et job number Assigning job texts An individual text can be assigned to each job in order to spe cially mark it or allocate it more clearly Switch on the Tiptronic function with the Tiptronic push button 49 Select the job number with the push buttons 44 and 48 Press the and push buttons 51 at the same time a flashing cursor appears in the display 50 in order to get into the edit mode The cursor is...

Страница 12: ...w rate of water Check level of cooling liquid and coolant filter E06 Overvoltage Output voltage too high Notify service E07 EEProm checksum error Adjustment data faulty or not available Switch system off and then on again E08 Wire feed tacho Current input from feed motor too high No tacho signal available Blow out torch package with compressed air and check wire feed unit E09 Error v a measuring F...

Страница 13: ...r vertical down welding The transfer of the electrode to the workpiece takes place partly in short circuit and in free flight Due to less short circuiting the weld ing pool is hotter than at the short circuit arc Welding with transitional arc provides higher electrode melt rate and is more economic than welding at short circuit arc Long arc Long arcs are typical at welding at the higher ampere ran...

Страница 14: ...t is wide enough you should weld two parallel string beads At vertical up position the side to side motion should describe the shape of an open triangle Length of the arc Welding with a longer arc reduces the penetration the weld ing bead is wide and flat with increased spattering The weld ing material is transferred with slightly larger drops than at welding with a shorter arc A longer arc is use...

Страница 15: ...ssary wire feed speed vD results from the product of pulse frequency fP and the wire length l melted in each pulse period From this relationship you see that a change in wire feed speed re quires a linear change in pulse frequency A rise in electrode melt rate by increasing wire feed speed therefore needs a higher pulse frequency The objective drop diameter should be about 1 2 mm with a wire diame...

Страница 16: ... or wire welds to the con tact tip Wire electrode is tight at the spool Check and change if necessary Burr at the wire beginning Cut the wire beginning again Irregular wire feeding or no wire feeding Wrong contact pressure at the wire feed rolls Adjust it as described in the manual Torch defect Check and change if necessary No brass pipe in the central connection or is dirty Install or clean the b...

Страница 17: ...amp and workpiece Ground cable not right plugged in Fasten ground cable by turning the plug to the right Defect torch Repair or replace it Hot plug of ground cable Plug was not tightened by turning to the right Check Higher wire wear out at wire feeding unit Wire rolls does not fit to the wire diameter Install right wire rolls Wrong contact pressure at wire feeding Adjust as described at the manua...

Страница 18: ...18 ELEKTRON Bremen GmbH Postfach 10 59 60 D 28059 Bremen Germany Telefon 49 0 421 54 90 6 0 Telefax 49 0 421 54 90 6 19 Subject to change 18 Service ...

Страница 19: ...19 Appendix mounting torch holder ...

Страница 20: ...326601 06 05 ...

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