ESAB Aristotig 405 AC/DC Instruction Manual page 16

GB
5.7.1.1 Spot welding
1. Set the spot time using the rotary switch (1) between 0.1 and 10 s.
2. Set the gas post-flow time using the rotary switch (18).
3. Touch the torch key to interrupt welding process after preselected time.
Pressing the button again causes the process to be repeated.
5.7.1.2 TIG four-stroke welding
Step 1: By pressing the torch switch the ARC is ignited.
(After the pre-flow time has expired) at a current level determinated by the
soft-hot-start (ignition current) control.
Step 2: Releasing the torch button causes the current to increase to the welding current
value I2 using the rotary switch Up-Slope set time.
Step 3: Pressing the torch button again and holding causes the Down-Slope to start.
The current slopes down to the set final current I3 after the time set using the
rotary switch Down-Slope.
Step 4: By releasing the torch button, the arc extinguishes and the gas flows for the time
set on the gas post flow control (18).
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