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
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
l e a d i n t o t h e “ - ”
socket on the front
panel of the welding
machine, and tighten
it clockwise
MIG Welding
Insert the welding torch into the “Euro connector for torch in
MIG” output socket on the front panel of the wire feed unit,
and tighten it.
Install the wire spool
on the spindle adapter
of the wire feed unit.
Connect the cylinder
equipped with the gas
regulator to the gas
i n l e t o f t h e
interconnection cable
set.
Insert the cable plug
with work clamp into
the “-” output terminal
on the front panel of
the welding machine,
a n d t i g h t e n i t
clockwise.
Insert the quick plug of the interconnection cable set into the
“+” output terminal of the welding machine, and tighten it
clockwise. Connect the other end connection on the rear of
the wire feed unit
10
Summary of Contents for JM-400S MIG Series
Page 17: ...Electrical schematic 7 16 ...
Page 20: ...19 ...
