5Minimum equipment needed for weldingGeneral remarksTIG-AC weldingTIG-DC weldingRod electrode(MMA) weldingDepending on which weld process you intend to use, a certain minimum level of equip-ment will be needed in order to work with the power source.In the section below, you will find lists of what equipment is needed (as a minimum) forwelding with each of the weld processes.-CastoTIG 1702/2202 AC/DC power source-Grounding (earthing) cable-TIG welding torch with rocker switch-Gas connection (for supplying the machine with shielding gas), with pregulator-Filler metal (depending on the application)-CastoTIG 1702/2202 AC/DC or CastoTIG 2201 DC power source-Grounding (earthing) cable-TIG welding torch with rocker switch-Gas connection (for supplying the machine with shielding gas)-Filler metal (depending on the application)-CastoTIG 1702/2202 AC/DC or CastoTIG 2201 DC power source-Grounding (earthing) cable-Electrode holders-Rod electrodes (as required by the application)