Jasic TIG 200 AC/DC Digital Series, Operator'S Manual

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Installation
5
Unpacking
Check the packaging for any signs of damage.
Carefully remove the machine and retain the packaging until
the installation is complete.
Location
The machine should be located in a suitable position and
environment. Care should be taken to avoid moisture, dust,
steam, oil or corrosive gases
Place on a secure level surface and ensure that there is
adequate clearance around the machine to ensure natural
airflow.
Input connection
Before connecting the machine you should ensure that the
correct supply is available. Details of the machine
requirements can be found on the data plate of the machine
or in the technical parameters shown in the manual.
The equipment should be connected by a suitably qualified
competent person. Always ensure the equipment has a
proper grounding.
Never connect the machine to the mains supply with the
panels removed.
Output connections
Electrode polarity
In general when using manual arc welding electrodes the
electrode holder is connected the the positive terminal and
the work return to the negative terminal. Always consult the
electrode manufacturer’s data sheet if you have any doubts.
When using the machine for TIG welding the TIG torch
should be connected to the negative terminal and the work
return to the positive terminal
MMA welding DC
Insert the cable plug with electrode holder into the “+”
socket on the front panel of the welding machine, and
tighten it clockwise.
Insert the cable plug of the work return lead into the “-”
socket on the front panel of the welding machine, and
tighten it clockwise
If the welding mode is not pointing to “DC MMA”, press the
key in the welding mode selecting zone on the front panel of
the machine to select “ ” DC MMA mode. After
adjusting all parameters according to relevant content in this
manual, SMAW can be carried out. When welding, the digital
meter displays the welding current, and it can also display
the arc voltage if you press the key in the parameter and
alarm display selecting zone.
MMA welding AC
The only di ff erence from that of SMAW (DC) is that the
welding mode points to “ ”.
TIG Welding
Insert the cable plug with the work clamp into the “+” socket
on the front panel of the welding machine, and tighten it
clockwise.
Insert the cable plug of the TIG torch into the “-” socket on
the front panel of the machine and tighten clockwise.
Connect the TIG torch control switch into the socket on the
machine front panel.
Connect the remote control if fitted into the socket on the
machine front panel.
Connect the gas hose to the regulator / flowmeter located on
the shield gas cylinder and connect the other end to the
machine.
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