CAUTION |
T IP AND EL ECT RO DE WEAR BEYO ND | HITTING TORCH ON A HARD SURFACE to | |||
RECO MMENDED VAL UES or OPERAT IO N | remove spatter can damage torch. | |||
WITHOUT TIP OR ELECTRODE can damage | • | Do not clean torch by hitting it against a hard surface. | ||
torch. | • | Hitting hard surfaces can damage torch parts and stop proper | ||
• | Inspect cup, tip, and electrode before cutting or whenever cutting |
| operation. | |
• | speed has been significantly reduced (see Section |
|
| |
HAVING PIL O T ARC TURN ON AND OF F | ||||
Do not operate torch without a tip or electrode in place. | ||||
|
| REPEATEDLY, such as during the cutting of chain | ||
|
| |||
INCORRECT PIERCING can damage torch. | fence, will shorten tip, electrode, and torch life. | |||
• | When piercing (starting a cut away from metal edge) use a slight | • | Put a continuous piece of sheet metal under the fence to prevent | |
| standoff distance and hold torch at about 10° angle to prevent | • | pilot arc from cycling on and off. | |
| sparks from reflecting back at torch. | Avoid constant starting and restarting of the arc. |
INCORRECT STANDOFF DISTANCE can damage torch.
•For cutting, always use approximately 1/8 in (3 mm) standoff distance between torch tip and workpiece.
Install & | Put On Personal | Check Torch | Check Gas/Air | Set | Turn On |
Connect | Safety | Tip, Electrode, | Pressure | Controls | Cutter |
Equipment | Equipment | And Shield Cup |
|
|
|
| Begin |
|
|
|
|
| Cutting |
|
|
|
|
EXAMPLE Of Cutting Operation |
| If cutting arc is not started within 5 seconds of pilot arc, pilot | ||
|
| arc will go out. There is a | ||
|
| arc can be restarted. | ||
|
|
|
|
|
|
|
|
|
|
Install standoff guide, place | Press trigger. After 2 seconds | After cutting arc starts, slowly |
guide onto metal so that torch | of preflow, pilot arc starts. | start moving torch across metal. |
tip lines up with edge of metal |
|
|
and standoff distance is |
|
|
approx. 1/8 in. |
|
|
Adjust torch speed so | Pause briefly at end of |
sparks go thru metal and | cut before releasing trigger. |
out bottom of cut. |
|
Postflow continues for approx. 20 to 30 seconds after releasing trigger; cutting arc can be instantly restarted during postflow by pressing trigger.