Download Digi DC-200 Operating instructions

STEALTH DIGI-TIG200PD
6 MACHINE
OPERATION
Ⅵ.METHOD
OF
THE OPERATION
WELDING(TIG)
6.11.ARGON
ARGON ARC ARC
WELDING
(TIG)
a. FRONT
FRONT
PANELOF WELDER
4 3 16 7 8 26
6 5 15 13 11 19
9 10
1
b. BACK
BACK
OF WELDER
PANEL
switch
20
flow meter
12
argon
gas inlet pipe
24
bottle
15 17
18
23
16
oo
1.1 CLEARING BEFORE WELDING
21
22
torch
workpiece
6.2 CLEANING BEFORE WELDING
Tungsten
argon is
anvery
welding
is tovery
sensitive
to surface
contamination
Tungsten
argon welding
sensitive
surface
contamination.
Therefore,
before of filled
welding is carried out remove grease, paint, surface coatings, lubricants and oxidized
Therefore before welding is carried out, grease, paint and coating on the surface,lubrica
film.
machining and oxidized film should be removed.
6.3 DC ARGON ARC WELDING (refer to diagram on page 5)
DC ARGON
1.2
6.3.1Select
11ARC
to theWELDING
position DC TIG, select 10 to the position PULSE OFF, connect
the gas inlet pipe to inlet 21.
①.selector
"11"welding
onto thetorch
position
" DCpipe
TIGto"or
"AC
TIG",17.
selector "10" onto the position "
6.3.2
Connect
gas inlet
argon
output
6.3.3 Connect the torch control plug to the argon arc control socket 18.
off6.3.4
" ,Connecting
the gas inlet pipe to inlet "21" of the welding.
Testing gas: Switch on the power 2. Open the argon bottle. Press the torch
②.Connecting
switch andgas
select
suitable
inlet
pipe argon
of theflow.
welding torch to argon output of welder "17".
6.3.5 Regulating knobs 3 & 13. Select suitable welding current according to
③.Putting
thickness
of the plug
workpiece
be welded.
Select
suitable
current
down slope
the aerial
of thetowelding
torch
in the
argon
arc control
socket "18".
time and post flow time according to the current.
gas:
the power
of themeter
welder
andpanel
switch
on the
power "2",
④.Testing
Note 1:
Theget
current
indicating
on ready
the front
is used
to display
the open the
preset output current level before welding, and actual output level while
switch Aand
the flow
meter,
the torch
bottle
welding:
lit switch
display on
indicates
input
powerpress
is turned
on. switch, select suitable argon
the 12
knob
" 3position
&13". Selecting
to thi
⑤ . .Regulating
Note 2: Select
to the
PEDAL andsuitable
regulatewelding
welding current
current according
with
the foot control.
of the workpiece
to be welded.. Selecting suitable current down slope time and post
Note 3:
using Adjustable Finger Control torch, select 19 to position
time according
toWhen
the current.
PANEL or PEDAL or FINGER TORCH then start welding.
The current
meter
on the away
front from
paneltheisworkpiece.
used to display
Notice
6.3.6 1:
Ensure
tungstenindicating
electrode end
is 2-3mm
Press the preset
current level
beforeswitch,
welding,
and actual
outputNotice:
level while
lit display
indicates
the torch
arc striking
will occur.
Duringwelding:
welding, A
when
the
2T/4T switch
power is turned
on. 12 is on 2T the switch of the torch must be pressed and
should not be released, otherwise the arc will be broken.
Notice 2:
When using 'Adjustable foot control '.regulating the current with sole. selector "12
the position " PEDAL "welding current will increase gradually when you step at full tilt the '
table foot control' with sole.