Tweco PC250 Manuel d'utilisateur

PC250Plasma Cutting SystemInstruction ManualFORM NO. 0056-2990 EFFECTIVE January 2004Safety and Operating InstructionsFor Your Safety . . .PLEASE READ

SPECIFICATIONS FOR PC250 PLASMA CUTTING SYSTEM (1445-0927)Power SupplyType 10 - 20 AMP Plasma Cutting SystemInput Voltage 115V (60Hz)Rated Output 20A

INSTALLATION AND OPERATIONSITE LOCATION Select a clean, dry location with good ventilation and adequate working space around all components.Operation

B. Extension CordsExtension cords must meet National Electric Code guidelines. Extension cords must be rated for at least 20 amps andmust have three-p

3. Red LEDIs illuminated when there is output voltage.4. Cutting current potentiometer5. Yellow LEDIndicates there is not enough air pressure. Pressur

TORCH CONSUMABLE PARTS SELECTION To change the torch consumable parts use the following procedure: NOTE The tip, gas distributor, and electrode arehe

OPERATING TIPSA. Piloting Piloting is harder on parts life than actual cutting because the pilot arc is directed from the electrode to the tiprather t

HAND TORCH OPERATION A. Cutting with a Hand Torch1. The torch can be comfortably held in one hand or steadied with two hands. Choose the technique tha

GENERAL MAINTENANCEA. Cleaning Power Supply The only routine maintenance required for the power supply is a thorough cleaning and inspection, with the

3. Excessive Dross Formation a. Cutting speed too slow (bottom dross) b. Cutting speed too fast (top dross) c. Torch standoff too high from workpiece

196. Install the electrode, gas distributor, tip and shieldcup. 7. Hand tighten the shield cup until it is seated on thetorch head. If resistance is f

Table of ContentsPageIntroduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

20C. AC indicator ON, Over TEMP (temperature) indicator not lighted, no gas flow in purge or pre-flow.1. Gas not connected or pressure too low.a. Chec

21PARTS LISTS A. PC250 Power Supply Spare PartsPower SupplyItem No. Part Number Description Qty1 1444-0482 ON/OFF SWITCH 16A 250V 12 1445-0952 POTENT

B. PC250 Torch Spare PartsC. Returns If a product must be returned for service, contact your authorized distributor. Materials returned to the Manufac

International Customer Service Thermadyne Canada Thermadyne Europe Thermadyne Asia Sdn. Bhd. Cigweld Australia Unique Welding AlloysOakville, Ontario

INTRODUCTIONThis User’s Manual provides specific information about your Firepower PC250 Plasma Cutting System.It provides pertinent information needed

Indicates that the helmet must be worn during the step(s) that follow to protect against eye damage andburns due to flash hazard.Indicates that the po

5FIRE OR EXPLOSION CAN CAUSE DEATH, INJURY AND PROPERTY DAMAGE! Fire andexplosion can be caused by hot slag, sparks, or the plasma arc. Be sure there

FUMES, GASSES AND VAPORS CAN CAUSE DISCOMFORT, ILLNESS AND DEATH! Gasesand fumes produced during the plasma cutting process can be dangerous and hazar

PUBLICATIONS Refer to the following standards or their latest revisions for more information: 1. OSHA, SAFETY AND HEALTH STANDARDS, 29CFR 1910, obtain

FIREPOWER LIMITED WARRANTYSCOPE OF LIMITED WARRANTY: Firepower, a division of Thermadyne Industries, Inc. (hereinafter,"Seller") warrants th

LIMITED WARRANTY CLAIM METHOD: To make a claim under this warranty, Purchaser must notifySeller of the details of such claim within thirty days of di