2T mode and Crater ll function
• Push the trigger – welding starts after preset Pre
gas time.
• Release the trigger – values drop to preset Crater
ll level and welding ends after preset time. Post
gas ows for preset time.
1. 2. 3.
1. Pre gas time
2. Crater ll time
3. Post gas time
4T mode
MIG welding with 4T mode of the gun trigger.
• Trigger pushed down – ow of shielding gas
starts.
• Trigger released – welding starts.
• Trigger pushed down – welding ends and shield-
ing gas ow continues.
• Trigger released – ow of shielding gas ends.
Post gas time at least preset minimum.
1. 2.
1. Pre gas time
2. Post gas time
4T mode and Crater ll function
• Trigger pushed down – ow of shielding gas
starts.
• Trigger released – welding starts.
• Trigger pushed down – welding values change
to Crater ll level.
• Trigger released – welding ends. Post gas time
ows for preset time.
1. 2. 3.
1. Pre gas time
2. Crater ll time
3. Post gas time