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Switch on the potentiometer (t1) and then set for welding time (graded 1-
10). Switch on the potentiometer (t2) and then set it for interval duration
(off time) (graded 1-10) Both welding time and interval duration can be
set Steplessly between 0.2 and 2 sec.
Welding voltage and current are set as described earlier.
Stitch welding process
The torch switch is pressed to start the welding process. When the
set welding time has elapsed, the process is automatically
interrupted and start, again after the set interval duration and the
process is repeated. The stitch welding process continuous as long
as the torch-switch is pressed. The molten pool of metal is cooler
and the risk of burning through is considerably reduced.
9
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