Troubleshooting - JBDC IMS PULSEMIG 270 Anleitung

TROUBLESHOOTING

SYMPTOMS
The welding wire speed is not
constant.
The wire-feeder motor doesn't operate.
Bad wire feed.
No welding current.
The wire jams (after the rollers).
The welding bead is porous
The arc produces a lot of sparks
No gas flow at the end of the
torch.
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IMS PULSEMIG 270
POSSIBLE CAUSES
Debris is blocking up the opening.
The wire skids in the rollers.
The wire skids in the rollers.
The torch lead is twisted.
Reel or roller brake too tight.
Electrical supply problem.
Covering wire guide dirty or
damaged.
Roller axle key missing
Reel brake too tight
Bad connection to the mains supply.
Bad earth connection.
Torch trigger inoperative.
Guide wire sheath crushed.
Wire jammed in the torch
No capillary tube.
Wire speed too fast
The gas flow rate is not sufficient.
Gas bottle empty.
Gas quality unsatisfactory.
Air flow or wind influence.
Gas nozzle dirty.
Poor quality wire.
Work-piece in bad condtion. (rust,
etc...)
No gas connected
Arc voltage too low or too high.
Bad earth connection.
Insufficient gas flow.
No gas connection
Bad gas connection.
REMEDIES
Clean out the contact tip or change it and
replace the anti-adherence product.
- Check the roller pressure or replace it.
- Wire diameter incompatible with roller
- Covering wire guide in the torch
incompatible.
Check and tighten the roller's screws.
The torch lead must be as straight as
possible.
possible.
Check that the power switch is in the «On»
position.
Clean or replace
Reposition the key.
Adjust the brake
Check the mains connection and ensure the
supply is 400 V (3PH).
Check the earth cable (connection and
clamp condition).
Check the torch trigger / replace torch
Check the sheath and torch body.
Clean or replace.
Check the presence of capillary tube.
Reduce the wire speed
Adjust flow range 15 to 20 L / min.
Clean the work-piece.
Replace
Replace
Prevent drafts, protect welding area.
Clean or replace the gas nozzle.
Use suitable WIRE for MIG-MAG welding.
Clean the metal before welding.
Check that the gas is connected to the
generator
See welding settings.
Check the earth cable (connection and
clamp condition)
Adjust the gas flow.
Check that the gas pipe is plugged to the
correct connector.
Check the gas connection at the welding
machine. Check the flowmeter and the
solenoid valves.
EN