Inverter Fusion i-TECH MIG250 User manual



i-TECH MIG250
InverterMIG
WeldingMachine
UserManual
Donotaempttosetuporoperatethisequipmentunlyouhavereadandfully
understoodthecontentsofthismanual.Ifyoudonotfullyunderstandanyofthe
instrucons,pleasecontactyoursupplierforfurtherinformaonandadvice
beforebeginninganyweldingprocedure.


i-TECH MIG250
InverterMIG
WeldingMachine
UserManual
Donotaempttosetuporoperatethisequipmentunlyouhavereadandfully
understoodthecontentsofthismanual.Ifyoudonotfullyunderstandanyofthe
instrucons,pleasecontactyoursupplierforfurtherinformaonandadvice
beforebeginninganyweldingprocedure.



Contents
1.Generaldescripon.............................................................................................1
2.Warranty.............................................................................................................2
3.Safety..................................................................................................................2
4.Mainparameters................................................................................................3
5.Panellayout........................................................................................................4
6.Setup&operaon..............................................................................................6
7.WeldingGuide....................................................................................................8
8.Cauon..............................................................................................................12
9.Maintenance.....................................................................................................12
10.Troubleshoong...............................................................................................13

1.GeneralDescripon
 Thei‐TECHMIG250weldingmachineismanufacturedwithadvancedinverter
technology
 IGBTtechnology,currentcontrol,high‐quality,stableperformance
 Closedloopfeedbackcontrol,constantvoltageoutput,workableundernetwork
voltagefluctuaonwithin±15%
 Suitableforweldingmediumthinplatemorethan0.8mm
 CapableofMIGandscratchstartTIGwelding
 Highdutycyclesenableconnuousweldingforlongerperiods
 Adjustableweldingvoltagetoenableexcellentweldingcharacteriscs
 Highno‐loadandslowwirefeedfunconsincreasethesuccessrateofarc
starng
1


Contents
1.Generaldescripon.............................................................................................1
2.Warranty.............................................................................................................2
3.Safety..................................................................................................................2
4.Mainparameters................................................................................................3
5.Panellayout........................................................................................................4
6.Setup&operaon..............................................................................................6
7.WeldingGuide....................................................................................................8
8.Cauon..............................................................................................................12
9.Maintenance.....................................................................................................12
10.Troubleshoong...............................................................................................13

1.GeneralDescripon
 Thei‐TECHMIG250weldingmachineismanufacturedwithadvancedinverter
technology
 IGBTtechnology,currentcontrol,high‐quality,stableperformance
 Closedloopfeedbackcontrol,constantvoltageoutput,workableundernetwork
voltagefluctuaonwithin±15%
 Suitableforweldingmediumthinplatemorethan0.8mm
 CapableofMIGandscratchstartTIGwelding
 Highdutycyclesenableconnuousweldingforlongerperiods
 Adjustableweldingvoltagetoenableexcellentweldingcharacteriscs
 Highno‐loadandslowwirefeedfunconsincreasethesuccessrateofarc
starng
1



2.Warranty
1.Youri‐TECHMIG250welderiscoveredbyacomprehensive2yearreturn‐to‐
basepartsandlabourwarranty.
2.Improperuse,abuseoranyaempttorepairtheproductbyanunauthorised
thirdpartywillinvalidateanywarrantyclaim.
3.Anypartsorconsumablesfiedorusedinconjunconwiththei‐TECHMIG250
whichaffecttheequipmentoperaonandwhicharedeemedbyInverterFusion
Ltdtobeofinferiorqualityornotfitforthatpurposewillberegardedasabuse
andwillinvalidatethewarrantyclaim.
4.Theclaimantisresponsibleforallcarriage,insuranceandtransportaoncostsin
returningtheproducttoInverterFusionLtd.
5.Uponreceiptandinspeconoftheproduct,itwillberepairedorreplacedatthe
discreonofInverterFusionLtd.Intheeventofachargeablerepair,orarepair
beingrequiredthatisnotconsideredtobeawarrantyissue,theclaimantwillbe
contactedforfurtherinstrucons.
6.Followingthecompleonofanyauthorisedwarrantyclaimwork,theproduct
willbereturnedtotheclaimantatthecostofInverterFusionLtd(UKonly).

3.Safety
Thereareinherentsafetyissueswhilstweldingsopleaseensureyoureadthis
manualcarefullybeforecommencingoperaonsandfollowthesafetyguidelines
belowtoprotectyourselfandothersfrominjury:
1.Whilstwelding,ensurethatyouareworkinginawellvenlatedareatoavoid
breathinginsmokeandfumes.
2.Alwayswearasuitableweldingmask/helmet,weldingglovesandprotecve
clothingwhilstwelding.
3.Neverlookattheweldingarcwhennotwearingaweldingmaskorhelmet.
4.Nevertouchtheworkpiecewithbarehandswhilstitissllhot.
5.Whenappropriateuseasuitableweldingscreenorcurtaintoprotectother
people.
6.Donotweldnearflammablematerialsorcombusbleliquidsorgases.
7.Ensuretheearthreturnisconnectedappropriatelytopreventdangerofelectric
shock.
8.Nevertouchmovingpartsonthemachine,suchasthefan,andensurealldoors,
panelsandcoversareclosedandinplaceduringoperaon.
9.Magnecfieldsproducedbythewelderduringoperaonmayaffectcardiac
pacemakers—pacemakerusersshouldconsultadoctorbeforewelding.
2


2.Warranty
1.Youri‐TECHMIG250welderiscoveredbyacomprehensive2yearreturn‐to‐
basepartsandlabourwarranty.
2.Improperuse,abuseoranyaempttorepairtheproductbyanunauthorised
thirdpartywillinvalidateanywarrantyclaim.
3.Anypartsorconsumablesfiedorusedinconjunconwiththei‐TECHMIG250
whichaffecttheequipmentoperaonandwhicharedeemedbyInverterFusion
Ltdtobeofinferiorqualityornotfitforthatpurposewillberegardedasabuse
andwillinvalidatethewarrantyclaim.
4.Theclaimantisresponsibleforallcarriage,insuranceandtransportaoncostsin
returningtheproducttoInverterFusionLtd.
5.Uponreceiptandinspeconoftheproduct,itwillberepairedorreplacedatthe
discreonofInverterFusionLtd.Intheeventofachargeablerepair,orarepair
beingrequiredthatisnotconsideredtobeawarrantyissue,theclaimantwillbe
contactedforfurtherinstrucons.
6.Followingthecompleonofanyauthorisedwarrantyclaimwork,theproduct
willbereturnedtotheclaimantatthecostofInverterFusionLtd(UKonly).

3.Safety
Thereareinherentsafetyissueswhilstweldingsopleaseensureyoureadthis
manualcarefullybeforecommencingoperaonsandfollowthesafetyguidelines
belowtoprotectyourselfandothersfrominjury:
1.Whilstwelding,ensurethatyouareworkinginawellvenlatedareatoavoid
breathinginsmokeandfumes.
2.Alwayswearasuitableweldingmask/helmet,weldingglovesandprotecve
clothingwhilstwelding.
3.Neverlookattheweldingarcwhennotwearingaweldingmaskorhelmet.
4.Nevertouchtheworkpiecewithbarehandswhilstitissllhot.
5.Whenappropriateuseasuitableweldingscreenorcurtaintoprotectother
people.
6.Donotweldnearflammablematerialsorcombusbleliquidsorgases.
7.Ensuretheearthreturnisconnectedappropriatelytopreventdangerofelectric
shock.
8.Nevertouchmovingpartsonthemachine,suchasthefan,andensurealldoors,
panelsandcoversareclosedandinplaceduringoperaon.
9.Magnecfieldsproducedbythewelderduringoperaonmayaffectcardiac
pacemakers—pacemakerusersshouldconsultadoctorbeforewelding.
2



4.MainParameters

InputPowerVoltage230vsinglephase
InputCurrent(A)14
Powercapacitance(KVA)9.2
DutyCycle 60%
Powerfactor0.85
Efficiency85%
TypeofwirefeederEmbedded
Post‐flowme(s)1
Diameterofthecoil(mm)270
Diameterofthewire(mm)0.8/1.6
Dimensions(mm)500x270x340
Outputcurrentrange(A)50‐250
Outputvoltage(VDC)15‐29
Weight(kg)26
Thickness(mm)≥0.8
Insulaonclass1
ProteconclassIP21
3


4.MainParameters

InputPowerVoltage230vsinglephase
InputCurrent(A)14
Powercapacitance(KVA)9.2
DutyCycle 60%
Powerfactor0.85
Efficiency85%
TypeofwirefeederEmbedded
Post‐flowme(s)1
Diameterofthecoil(mm)270
Diameterofthewire(mm)0.8/1.6
Dimensions(mm)500x270x340
Outputcurrentrange(A)50‐250
Outputvoltage(VDC)15‐29
Weight(kg)26
Thickness(mm)≥0.8
Insulaonclass1
ProteconclassIP21
3



5.PanelLayout 
5.1.Frontpanel



Poweron
indicator
LED
4
Voltageadjustment
Overheang
warningLED
Eurowelding
torch
connector
Earthreturn
Currentadjustment
Inductorbalance


5.PanelLayout 
5.1.Frontpanel



Poweron
indicator
LED
4
Voltageadjustment
Overheang
warningLED
Eurowelding
torch
connector
Earthreturn
Currentadjustment
Inductorbalance



5.2.Backpanel
















Poweron/off
switch
Inputpowercable
5
Shieldinggas
hoseconnector
Heaterplugfor
CO2gasfeeds


5.2.Backpanel
















Poweron/off
switch
Inputpowercable
5
Shieldinggas
hoseconnector
Heaterplugfor
CO2gasfeeds



6.SetUp&Operaon
Pleaseensureyoufollowtheseinstruconswhilstsengupyouri‐TECHMIG250.

6.1.Powercableconnecon
Connectthepowerinputleadtoasuitable230vsinglephaseplug.

6.2.Outputcableconnecon
1.Plugthefastconnectortotheonthepanelboardandghtenit
clockwisewhiletheearthclampattheotherendisalreadyconnectedtothe
workpiece.
2.Connectthefastconnectorofthetorchtotheonthepanelboardand
ghtenitclockwise.

6.3.Installaonofwirefeeder
 Fixthewirereeltotheinternalspindle;makesuretheholeofthewirereel
matcheswellwiththelugonthespindle.
 Thewireshouldbeunwoundinaclockwisedirecon.Cutoffthecurvedpart
whichisedaroundthefixedhole.
 Unscrewthewire‐pressingwheelandputthewireintotheslotofthewire
feedwheel.Pressthewireghtlybutnottooght,thenthreadthewireinto
thetorch.
 Pressthe‘wire‐feeding’buontofeedthewireoutoftheweldingtorch.


6


6.SetUp&Operaon
Pleaseensureyoufollowtheseinstruconswhilstsengupyouri‐TECHMIG250.

6.1.Powercableconnecon
Connectthepowerinputleadtoasuitable230vsinglephaseplug.

6.2.Outputcableconnecon
1.Plugthefastconnectortotheonthepanelboardandghtenit
clockwisewhiletheearthclampattheotherendisalreadyconnectedtothe
workpiece.
2.Connectthefastconnectorofthetorchtotheonthepanelboardand
ghtenitclockwise.

6.3.Installaonofwirefeeder
 Fixthewirereeltotheinternalspindle;makesuretheholeofthewirereel
matcheswellwiththelugonthespindle.
 Thewireshouldbeunwoundinaclockwisedirecon.Cutoffthecurvedpart
whichisedaroundthefixedhole.
 Unscrewthewire‐pressingwheelandputthewireintotheslotofthewire
feedwheel.Pressthewireghtlybutnottooght,thenthreadthewireinto
thetorch.
 Pressthe‘wire‐feeding’buontofeedthewireoutoftheweldingtorch.


6



6.4.ConneconofShieldingGas
N.B.Beforeconnecngthegasregulator,releaseandshutoffthegasseveralmes
inordertoremovepossibledustfromthepipes.

6.5.Operaon
6.5.1.Setup
1.Turnontheairswitchontheweldingmachine,openthegascylindervalve,and
adjusttheflowmetertothedesiredposion.
2.Choosetheapertureofthecontactpoftheweldinggunaccordingtothe
diameteroftheweldingwire.
3.Adjustthevoltageandcurrentdialstorequiredsengs.
4.Adjusttheinductancedialinordertoachievethecorrecttypeofweld.This
sengisforadjusngtheweldpenetraon,highinductanceisgoodforthicker
metalsandlowinductanceforthinmetals.
5.Presstheswitchontheweldinggun,thenweldingcanbecarriedout.
6.5.2.Sengtheweldingcurrent
Refertothefollowingtabletosettheweldingcurrentforopmalwelding.
6.5.3.Sengtheweldingspeed
Thewirespeedisfullyautomacandissetbythecurrentbeingused.
6.5.4.Lengthofwire
Thewireprotrudingfromthenozzleshouldbeanappropriatelength.Longerwire
protrudingfromthenozzlecanimproveproducvity,butifitistoolongitcancause
excessivesplaer.Generally,thelengthofwireprotrudingfromthenozzleshould
be10mesthediameterofthewire.

7
Wireφ(mm)
ShortcircuittransionGranulartransion
Current(A)Voltage(V)Current(A)Voltage(V)
0.860~10018~19200~50026~40
1.080~12018~21200~60027~40
1.2100~15019~23300~70028~42
1.6140~20020~24500~80032~44


6.4.ConneconofShieldingGas
N.B.Beforeconnecngthegasregulator,releaseandshutoffthegasseveralmes
inordertoremovepossibledustfromthepipes.

6.5.Operaon
6.5.1.Setup
1.Turnontheairswitchontheweldingmachine,openthegascylindervalve,and
adjusttheflowmetertothedesiredposion.
2.Choosetheapertureofthecontactpoftheweldinggunaccordingtothe
diameteroftheweldingwire.
3.Adjustthevoltageandcurrentdialstorequiredsengs.
4.Adjusttheinductancedialinordertoachievethecorrecttypeofweld.This
sengisforadjusngtheweldpenetraon,highinductanceisgoodforthicker
metalsandlowinductanceforthinmetals.
5.Presstheswitchontheweldinggun,thenweldingcanbecarriedout.
6.5.2.Sengtheweldingcurrent
Refertothefollowingtabletosettheweldingcurrentforopmalwelding.
6.5.3.Sengtheweldingspeed
Thewirespeedisfullyautomacandissetbythecurrentbeingused.
6.5.4.Lengthofwire
Thewireprotrudingfromthenozzleshouldbeanappropriatelength.Longerwire
protrudingfromthenozzlecanimproveproducvity,butifitistoolongitcancause
excessivesplaer.Generally,thelengthofwireprotrudingfromthenozzleshould
be10mesthediameterofthewire.

7
Wireφ(mm)
ShortcircuittransionGranulartransion
Current(A)Voltage(V)Current(A)Voltage(V)
0.860~10018~19200~50026~40
1.080~12018~21200~60027~40
1.2100~15019~23300~70028~42
1.6140~20020~24500~80032~44



7.WeldingGuide
7.1.Parameterforbu‐welding





8
Plate
thicknesst
(mm)
Gapg
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
0.800.8~0.960~7016~16.550~6010
1.000.8~0.975~8517~17.550~6010~15
1.201.070~8017~1845~5510
1.601.080~10018~1945~5510~15
2.00~0.51.0100~11019~2040~5510~15
3.21.0~1.21.0or1.2130~15019~2140~5010~15
4.51.2~1.51.2150~17021~2340~5010~15
2.30.5~1.01.0or1.2110~13019~2050~5510~15


7.WeldingGuide
7.1.Parameterforbu‐welding





8
Plate
thicknesst
(mm)
Gapg
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
0.800.8~0.960~7016~16.550~6010
1.000.8~0.975~8517~17.550~6010~15
1.201.070~8017~1845~5510
1.601.080~10018~1945~5510~15
2.00~0.51.0100~11019~2040~5510~15
3.21.0~1.21.0or1.2130~15019~2140~5010~15
4.51.2~1.51.2150~17021~2340~5010~15
2.30.5~1.01.0or1.2110~13019~2050~5510~15



7.2.Parameterforflatfilletwelding






9
Plate
thicknesst
(mm)
Cornsizel
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
1.02.5~3.00.8~0.970~8017~1850~6010~15
1.22.5~3.01.070~10018~1950~6010~15
1.62.5~3.01.0~1.290~12018~2050~6010~15
2.03.0~3.51.0~1.2100~13019~2050~6010~20
2.32.5~3.01.0~1.2120~14019~2150~6010~20
3.23.0~4.01.0~1.2130~17019~2145~5510~20
4.54.0~4.51.2190~23022~2445~5510~20


7.2.Parameterforflatfilletwelding






9
Plate
thicknesst
(mm)
Cornsizel
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
1.02.5~3.00.8~0.970~8017~1850~6010~15
1.22.5~3.01.070~10018~1950~6010~15
1.62.5~3.01.0~1.290~12018~2050~6010~15
2.03.0~3.51.0~1.2100~13019~2050~6010~20
2.32.5~3.01.0~1.2120~14019~2150~6010~20
3.23.0~4.01.0~1.2130~17019~2145~5510~20
4.54.0~4.51.2190~23022~2445~5510~20



7.3.Parameterforfilletweldinginthevercalposion


10
Plate
thicknesst
(mm)
Cornsizel
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
1.22.5~3.01.070~10018~1950~6010~15
1.62.5~3.01.0~1.290~12018~2050~6010~15
2.03.0~3.51.0~1.2100~13019~2050~6010~20
2.33.0~3.51.0~1.2120~14019~2150~6010~20
3.23.0~4.01.0~1.2130~17022~2245~5510~20
4.54.0~4.51.2200~25023~2645~5510~20


7.3.Parameterforfilletweldinginthevercalposion


10
Plate
thicknesst
(mm)
Cornsizel
(mm)
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
1.22.5~3.01.070~10018~1950~6010~15
1.62.5~3.01.0~1.290~12018~2050~6010~15
2.03.0~3.51.0~1.2100~13019~2050~6010~20
2.33.0~3.51.0~1.2120~14019~2150~6010~20
3.23.0~4.01.0~1.2130~17022~2245~5510~20
4.54.0~4.51.2200~25023~2645~5510~20



7.4.Parameterforlapwelding





11
Plate
thicknesst
(mm)
Welding
posion
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
0.8A0.8~0.960~7016~1740~4510~15
1.2A1.080~10018~1945~5510~15
1.6A1.0~1.2100~12018~2045~5510~15
2.0AorB1.0~1.2100~13018~2045~5515~20
2.3B1.0~1.2120~14019~2145~5015~20
3.2B1.0~1.2130~16019~2245~5015~20
4.5B1.2150~20021~2440~4515~20


7.4.Parameterforlapwelding





11
Plate
thicknesst
(mm)
Welding
posion
Wireφ
(mm)
Welding
current(A)
Welding
voltage(V)
Welding
speed
(cm/min)
Gas
volume
(L/min)
0.8A0.8~0.960~7016~1740~4510~15
1.2A1.080~10018~1945~5510~15
1.6A1.0~1.2100~12018~2045~5510~15
2.0AorB1.0~1.2100~13018~2045~5515~20
2.3B1.0~1.2120~14019~2145~5015~20
3.2B1.0~1.2130~16019~2245~5015~20
4.5B1.2150~20021~2440~4515~20



8.Cauon

8.1.Workingenvironment
1.Weldingshouldbecarriedoutinarelavelydryenvironmentwithahumidityof
90%orless.
2.Thetemperatureoftheworkingenvironmentshouldbe‐10°Cto+40°C.
3.Avoidweldingintheopenairunlessshelteredfromsunlightandrain,andnever
letrainorwaterinfiltratethemachine.
4.Avoidweldingindustyareasorwherecorrosivechemicalgasesarepresent.
5.AvoidMIGweldinginenvironmentswithastrongairflow.

8.2.Venlaon
Thei‐TECHMIG250containsaninnerfanwhichcoolsiteffecvely,enablingitto
worksteadilyforlongerperiods.Toenablethefantoworkefficiently,always
ensurethatthelouversonthefrontpanelareuncoveredandunblockedandthat
theminimumdistancebetweenthemachineandotherobjectsis30cm.

8.3.Overheangprotecon
Ifthemachinehasbecomeoverheatedbecauseofconnuousweldingforlong
periodstheoverheatLEDwilllightupandtheoverheatproteconsystemwillbegin
working,causingthemachinetostopwelding.Ifthisoccursthereisnoneedto
restartthemachine—onceithascooleddowntheLEDwillgooutandweldingcan
recommence.

9.Maintenance
1.Alwaysuseandstoreyouri‐TECHMIG250inaclean,dryenvironment.
2.Regularlycheckthatthecablesandleadsareingoodcondion.
WARNING
Improperuse,abuseoranyaempttorepairtheproductbyanunauthorised
thirdpartywillinvalidateanywarrantyclaim.
Anypartsorconsumablesfiedorusedinconjunconwiththei‐TECHMIG250
whichaffecttheequipmentoperaonandwhicharedeemedbyInverterFusion
Ltdtobeofinferiorqualityornotfitforthatpurposewillberegardedasabuse
andwillinvalidatethewarrantyclaim.
12


8.Cauon

8.1.Workingenvironment
1.Weldingshouldbecarriedoutinarelavelydryenvironmentwithahumidityof
90%orless.
2.Thetemperatureoftheworkingenvironmentshouldbe‐10°Cto+40°C.
3.Avoidweldingintheopenairunlessshelteredfromsunlightandrain,andnever
letrainorwaterinfiltratethemachine.
4.Avoidweldingindustyareasorwherecorrosivechemicalgasesarepresent.
5.AvoidMIGweldinginenvironmentswithastrongairflow.

8.2.Venlaon
Thei‐TECHMIG250containsaninnerfanwhichcoolsiteffecvely,enablingitto
worksteadilyforlongerperiods.Toenablethefantoworkefficiently,always
ensurethatthelouversonthefrontpanelareuncoveredandunblockedandthat
theminimumdistancebetweenthemachineandotherobjectsis30cm.

8.3.Overheangprotecon
Ifthemachinehasbecomeoverheatedbecauseofconnuousweldingforlong
periodstheoverheatLEDwilllightupandtheoverheatproteconsystemwillbegin
working,causingthemachinetostopwelding.Ifthisoccursthereisnoneedto
restartthemachine—onceithascooleddowntheLEDwillgooutandweldingcan
recommence.

9.Maintenance
1.Alwaysuseandstoreyouri‐TECHMIG250inaclean,dryenvironment.
2.Regularlycheckthatthecablesandleadsareingoodcondion.
WARNING
Improperuse,abuseoranyaempttorepairtheproductbyanunauthorised
thirdpartywillinvalidateanywarrantyclaim.
Anypartsorconsumablesfiedorusedinconjunconwiththei‐TECHMIG250
whichaffecttheequipmentoperaonandwhicharedeemedbyInverterFusion
Ltdtobeofinferiorqualityornotfitforthatpurposewillberegardedasabuse
andwillinvalidatethewarrantyclaim.
12



10.Troubleshoong
FaultCauseRemedy
Thepoweron
LEDisnotlit
Ensurethatthemachineisconnected
toasuitablelivemainspowersource
andisswitchedon
TheyellowLED
lightislit
Themachinehas
overheatedbecausethe
workingdutycyclehas
beenexceeded
Stopweldingforawhiletoallowthe
machinemetocooldown.Ensure
thatthefanandoutputductsare
freefromobstruconandthatthere
isadequatevenlaonspacearound
themachine
Nowelding
output
Weldingleadsare
incorrectlyfied
Checkthattheleadsarefiedtothe
correctsockets&thattheearth
returnisconnectedtotheworkpiece
MMAWelding
operaonis
erracornotas
required
Incorrectwelding
currentselected
Checkthatthecurrentsengis
correctfortheselectedelectrode
Faultyordamp
electrodeSelectanalternaveelectrode
Erracor
uncontrollable
MMAweldingarc
Faultyelectrodeholder
orbadearthreturn
connecon
Checkthatthecorrectsized
componentsarefiedandthatthe
electrodeholderisingoodcondion.
Ensurethatthereisagoodearth
returnconneconwiththework
piece
MIGweldingwire
feederrac
Incorrectwirefeed
roller
Checkcorrectsizewirefeedrolleris
fied
Incorrectfeedroller
tensionCheckfeedrollertension
WirebindingonreelCheckwirewilleasilyfeedfromroll
Nozzleblockedorwrong
size
Checkcorrectsizenozzleisfiedin
torch
Nomainspower
available
13


10.Troubleshoong
FaultCauseRemedy
Thepoweron
LEDisnotlit
Ensurethatthemachineisconnected
toasuitablelivemainspowersource
andisswitchedon
TheyellowLED
lightislit
Themachinehas
overheatedbecausethe
workingdutycyclehas
beenexceeded
Stopweldingforawhiletoallowthe
machinemetocooldown.Ensure
thatthefanandoutputductsare
freefromobstruconandthatthere
isadequatevenlaonspacearound
themachine
Nowelding
output
Weldingleadsare
incorrectlyfied
Checkthattheleadsarefiedtothe
correctsockets&thattheearth
returnisconnectedtotheworkpiece
MMAWelding
operaonis
erracornotas
required
Incorrectwelding
currentselected
Checkthatthecurrentsengis
correctfortheselectedelectrode
Faultyordamp
electrodeSelectanalternaveelectrode
Erracor
uncontrollable
MMAweldingarc
Faultyelectrodeholder
orbadearthreturn
connecon
Checkthatthecorrectsized
componentsarefiedandthatthe
electrodeholderisingoodcondion.
Ensurethatthereisagoodearth
returnconneconwiththework
piece
MIGweldingwire
feederrac
Incorrectwirefeed
roller
Checkcorrectsizewirefeedrolleris
fied
Incorrectfeedroller
tensionCheckfeedrollertension
WirebindingonreelCheckwirewilleasilyfeedfromroll
Nozzleblockedorwrong
size
Checkcorrectsizenozzleisfiedin
torch
Nomainspower
available
13








HeathparkWay,HeathparkIndustrialEstate,Honiton,Devon,EX141BB
01404549791
[email protected]|www.inverterfusion.co.uk




InverterFusionLtd @IFL_Welders


HeathparkWay,HeathparkIndustrialEstate,Honiton,Devon,EX141BB
01404549791
[email protected]|www.inverterfusion.co.uk




InverterFusionLtd @IFL_Welders