CHIEF MultiMig 721 Multivoltage, Instruction Manual

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4
5 – CONNECTOR
DB9 type (RS 232) connector to be used for updating the
welding programs.
Inverter
MultiMig 2 7 1
RS 232
USB
1
5
2
6
9
7
3
4
8
6 – CONNECTOR
USB-type connector to be used for updating the welding
programs.
7 - FITTING
This is where the gas hose from the TIG torch is to be
connected.
8 – CONNECTOR
This is where the control cable of the Push Pull welding
torch is connected.
9 - SOCKET (+)
Socket where you must connect the earth cable connector
in Tig welding and the electrode clamp in MMA welding.
4 CONTROLS LOCATED ON REAR PANEL.
11 – MIG AND TIG GAS PIPE CONNECTIONS.
12 – SWITCH.
Starts and stops the machine
13 – MAINS CABLE
11
13
12
5 INSTALLATION AND START-UP
• Position the welding machine so as to allow the free
circulation of air inside and, as much as possible, prevent
metal or other dusts from penetrating.
• The machine must be installed by professional personnel.
• All the connections must be performed in compliance
with applicable standards (IEC/CEI EN 60974-9) and with
accident-prevention laws.
• Make sure the power supply voltage corresponds to the
welding machine rating.
• The protection fuses must be sized according to the details
shown on the technical data plate.
• Position the cylinder on the support and fi x it with the 2
straps; ensure that the straps are secured tightly to the
cylinder to prevent dangerous tilting.