Kemppi Minarc 150 - Maintenance; Daily Maintenance

EN
arcislitmovetheelectrodeslowlyforwardstiltingittoappr.10-15°pulling
angle. If necessary, adjust current value.
ShieldinggasisusedinDCTIGwelding.Yourdealerwillgiveyouadviceon
choosing gas and equipment. Open the gas valve on the TTM 15V TIG torch.
Whengasstartstoow,arcislitbylightlyscratchingworkpiecewiththetip
of the tungsten electrode. When arc is lit, its length is regulated by holding
the tip of the tungsten electrode at a suitable distance from the work piece.
Movethetorchforwardsfromthestartingpoint,usuallyinappr.10-15°
pushing angle forwards. If necessary, regulate current rate. Stop welding by
lifting the torch o the welding piece and by closing the gas valve on the
torch.
NOTE! Always x the gas cylinder so that it stays steadily in upright position
either in specially made wall rack or cylinder trolley. Always close the cylinder
valve after having nished welding.
3.5 STORING
Store the unit in a clean and dry place. Shield it from rain, and in
temperaturesexceeding+25°Cfromdirectexposuretosun.
4. MAINTENANCE
NOTE! Be careful when handling electrical cables!
In maintaining the unit, take into consideration the rate of use and the
environment it is used in. When the unit is used properly and serviced
regularly, you will avoid unnecessary disturbances in use and production.
4.1 DAILY MAINTENANCE
Perform the following maintenance daily:
• CleanelectrodeholderandTIGtorch’sgasnozzle.Replacedamagedor
worn parts.
• CheckTIGtorch’selectrode.Replaceorsharpen,ifnecessary.
• Checktightnessofweldingandearthcablesconnections.
• Checkconditionofmainsandweldingcablesandreplacedamaged
cables.
• Seethatthereisenoughspaceinfrontofandbackoftheunitfor
ventilation.
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Minarc 150, 151, 150 VRD, 120/150 AU / © Kemppi Oy / 0901