Toparc MT-70 Mode D'emploi page 9

TROUBLESHOOTING
SYMPTOMS
No arc striking
Interruption of cutting arc
Untimely wear of consu-
mables
Excess of barbs underneath
the parts after the cutting
The cut groove is not
perpendicular to the metal
sheet surface
CERTIFICATION AND SORTING INSTUCTION
Device(s) compliant with European directives. The certificate of compliance is available on our website.
This product should be recycled appropriately
This hardware is subject to waste collection according to the European directives 2002/96/UE. Do not throw out in a domestic bin !
WARRANTY
The warranty covers faulty workmanship for 2 years from the date of purchase (parts and labour).
The warranty does not cover:
• Transit damage.
• Normal wear of parts (eg. : cables, clamps, etc..).
• Damages due to misuse (power supply error, dropping of equipment, disassembling).
• Environment related failures (pollution, rust, dust).
In case of failure, return the unit to your distributor together with:
- The proof of purchase (receipt etc ...)
- A description of the fault reported
MT-70 / AT-70
POSSIBLE CAUSES
Torch incorrectly plugged on the generator.
Unsuitable pressure of compressed air.
Missing consumable part (nozzle, tip, electrode,
diffuser)
Assembly defect of consumables.
Earth clamp not properly clamped (if interruption after
a few seconds of cutting)
Unsuitable cutting speed.
Too important distance between the torch nozzle and
the part to be cut.
Disruption of compressed air feeding.
Damaged consumable inside the torch.
Insufficient air pressure.
Too fast cutting speed.
Impurities or humidity in compressed air.
Surface of the part to be cut too dirty.
Cutting speed too fast.
Unsuitable pressure of compressed air.
Insufficient setting of the cutting current value accor-
ding to the thickness of the metal part to be cut.
The torch is not kept perpendicular to the surface of
the part to be cut.
Consumable not properly assembled inside the torch
(untightened nozzle...)
The setting of cutting current is too small according to
the thickness of the part to be cut.
SOLUTIONS
Check the torch connection on the generator.
Set the air pressure to the recommended value.
Replace the missing parts.
Electrode is not in contact with the tip. Rectify the
assembly of all consumables.
Check that the earth clamp is connected on a properly
stripped area of the metal sheet.
Adjust the cutting speed.
Keep the torch close to the part.
Check the feeding of compressed air.
Inspect the torch consumable parts and replace them.
Adjust the air pressure.
Adjust the cutting speed.
Check the air filter on the generator.
Clean and strip the surface of the metal sheet.
Adjust the cutting speed.
Adjust the air pressure to the recommended value.
Adjust the setting of the cutting current value on the
generator.
Improve the handling of the torch.
Rectify assembly and tightening of consumables.
Adjust the setting of cutting current on the generator.
EN
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