not work main control
board was broken
change main control board
connecting cable
drop up ( or break
off)
find where is cable break up
and connect it
7
Ammeter
no
display
Ammeter was
broken
change Ammeter
connecting cable
drop up ( or break
off)
find where is cable break up
and connect it
main control
board was broken
change main control board
8
arc is no
smooth
torch and
machine is fault
connected
check and correct by manual
Argon no pure use Argon with purity 99.99%
Tungsten
electrode is not
good or pinhead
is broken
change use correct tungsten
electrode
9
power
trip
first time power
on after long time
power was cut off
(over 2 days)
No fault, charge filter
capacitor of power main
circuit cause power trip,
switch on main power again.
10
others please contact with
manufacturer or supplier
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