Forney Easy Weld 20 P Manuel D'utilisation page 22

TROUBLE EXPERIENCED
Poor cut quality.
Moisture coming out of the
PLASMA TORCH.
Sparks are being blown
upward and back at the
PLASMA TORCH CUTTING TIP
(D).
Insufficient cut penetration.
Interruption of the cutting arc,
but re-ignites when triggered
again.
Excessive dross.
22
POSSIBLE REASONS
Improper use of PLASMA
TORCH.
PLASMA TORCH parts are
worn out.
Moisture or oil in air supply. Excessive humidity or oil from the compressor may be
Moisture or oil in air supply. Excessive humidity or oil from the compressor may be
Cutting speed too fast.
Workpiece is too thick.
Cutting speed too fast.
PLASMA TORCH is too
tilted.
Workpiece is too thick.
Cutting current too low.
PLASMA TORCH parts are
worn out.
Non-genuine
manufacturer's parts.
Cutting speed too slow.
PLASMA TORCH may
not be in contact with the
workpiece.
AC input power too low.
PLASMA TORCH parts are
worn out.
Non-genuine
manufacturer's parts.
GROUND CABLE (4) is
disconnected.
Cutting speed too slow
(bottom dross).
Cutting speed too fast (top
dross).
Cutting current too low.
PLASMA TORCH parts are
worn out.
Non-genuine
manufacturer's parts.
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RECOMMENDED SOLUTION
Review operating instructions.
Examine the consumables for wear and replace worn
parts with new Forney consumable parts.
contaminating the air supply. Install a moisture filter in the
air supply line prior to machine.
contaminating the air supply. Install a moisture filter in the
air supply line prior to machine.
Decrease your torch travel speed.
Choose thinner workpiece material within the operational
limits of the plasma cutting machine.
Decrease your torch travel speed.
Ensure that PLASMA TORCH is perpendicular to the
workpiece.
Choose thinner workpiece material within the operational
limits of the plasma cutting machine.
Turn current setting up.
Ensure plasma cutting machine has proper input power.
If used, eliminate or reduce length of extension cord.
Examine the consumables for wear and replace worn
parts with new Forney consumable parts.
Use only genuine Forney consumables for optimum
performance.
Increase your torch travel speed.
Be sure to physically drag the CUTTING TIP (D) on the
workpiece as you cut.
Ensure plasma cutting machine has proper input power.
If used, eliminate or reduce length of extension cord.
Examine the consumables for wear and replace worn
parts with new Forney consumable parts.
Use only genuine Forney consumables for optimum
performance.
Securely CLAMP the GROUND CABLE to the material
being cut, as close to the work area as possible.
Increase your torch travel speed.
Decrease your torch travel speed.
Ensure plasma cutting machine has proper input power.
If used, eliminate or reduce length of extension cord.
Examine the consumables for wear and replace worn
parts with new Forney consumable parts.
Use only genuine Forney consumables for optimum
performance.