GYS AUTOPULSE 320-T3 Mode D'emploi page 37

2T Pulse In Pulse process:
T hotstart
T upslope
Dstart
Same feature as the 2T pulsed mode with, in addition, a warm-cold alternation whose the frequency, the level of the cold current and the duration
of the warm cycle can be adjusted.
4T PIP process:
T hotstart
T upslope
Dstart
OFF
4T
In 4T Pulse In Pulse mode, the trigger manages the pre-gas if there is no Hot-Start. Otherwise, it manages the Hotstart duration. When stopping, it
allows to manage the crater filler if it is validated or the post-gas if not.
TROUBLESHOOTING
SYMPTOMS
The flow of the welding wire is not constant.
The wire feeder motor does not work.
Bad wire feeding.
No current or bad welding current.
The wire forms a bottleneck after the rollers.
AUTOPULSE 320-T3
I
Pulse Frequency - 1 / T pulse
I cold (%)
I
Pulse Frequency - 1 / T pulse
I cold (%)
POSSIBLE CAUSES
Sparks block the hole.
The wire slips in the roller.
One of the rollers spins and the wire slips
The torch cable is tangled.
The brake of the reel or roller is too tight.
The sheath of the wire guide is dirty or damaged.
The pin of the roller axis is missing
The brake of the reel is too tight.
Bad connection of the mains plug.
Bad earth connection.
No power.
The sheath of the wire guide is crushed.
The wire is blocked in the torch.
No capillary tube.
Wire speed is too high.
Duty cycle
T crater Filler
T downslope
T burn-back
Duty cycle
I downslope
T downslope
T burn-back
Clean the contact tube or change it and apply non-
stick product.
Apply non-stick product.
Check the tightening of the roller screw.
The torch cable must be as straight as possible.
Loosen the brake and rollers
Clean or replace.
Reposition the pin
Release the brake.
Check plug connections and see if the plug is powe-
red with 3 phases.
Check the earth cable (connection and clamp).
Check the torch trigger
Check the sheath and the body of the torch.
Replace or clean.
Check the presence of the capillary tube.
Reduce the wire speed.
EN
Gas post-Flow
Gas post-Flow
4T
SOLUTIONS
37