Hobart Welding Products 625 Connecting Work Clamp and Gas/Air Supply, 90-120 psi, Rear of Unit

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.A complete Parts List is available at www.HobartWelders.com

4-6. Connecting Work Clamp and Gas/Air Supply

1

2

5

3

4

From Gas/Air Supply

AIR/N2	Tools Needed:
90-120 psi	Rear of Unit

5/8, 1-1/8 in

1Work Clamp

2Workpiece

Connect work clamp to a clean, paint-free location on workpiece, as close to cutting area as possible.

.Use only clean, dry air with 90 to 120 psi (621 to 827 kPa) pressure. Prevent moisture from entering air supply at extreme cold temperatures.

3Gas/Air Inlet Opening

4Hose

.Hose must have a minimum inside diameter of 3/8 in

(9.5 mm).

5 Teflon Tape

Obtain hose with 1/4 NPT right- hand thread fitting. Wrap threads with teflon tape (optional) or apply pipe sealant, and install fitting in opening. Route hose to gas/air supply.

Or

Install supplied quick connect male 1/4 in NPT pipe fitting.

Connect female quick connect fitting to pipe fitting.

Route hose to gas/air supply.

YIncorrect plasma gas can cause torch and power source damage. Use only air or nitrogen for the plasma gas.

Ref. 801 319-C / Ref. 803 221

OM-926 Page 12

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Contents OM-926 ProcessesDescription File Plasma CuttersFrom Hobart to You Table of Contents Page Symbol Usage Marks a special safety messagePlasma Arc Cutting Hazards Cutting can cause fire or explosionExploding Parts can injure Flying Sparks can cause injuryARC Rays can burn eyes and skin Noise can damage hearingCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers Signification des symboles LE Coupage présente un risque de feu ou d’explosionUNE Décharge Électrique peut entraîner la mort Identifie un message de sécurité particulierRisque de blessure en cas LE Bruit peut endommager l’ouïeLES Fumées ET LES GAZ peuvent être dangereux LE Plasma D’ARC peut entraîner des blessuresDES Pieces Chaudes peuvent pro- voquer des brûlures graves DES Organes Mobiles peuvent provoquer des blessuresLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OUPrincipales normes de sécurité Information sur les champs électromagnétiquesLE Coupage Ã L’ARC peut causer des interférence Consignes relatives aux stimulateurs cardiaquesI1max − DefinitionsI1eff − Installation SpecificationsSpecifications For Torch Torch Dimensions And WeightDimensions And Weight Unit Dimensions, Weight, And MovementMovement Do not move or operate unit where it could tip 90-120 psi Connecting Work Clamp and Gas/Air SupplyRear of Unit Electrical Service Guide 50/60 Hz Single PhaseTime-Delay Extension Cord DataSelecting a Location And Connecting Input Power Do not move or operate unit where it could tip = GND/PEProng Not Used Always connect green orTerminal, never to a load TerminalsSetting Gas/Air Pressure Installing Alternative PlugSetting Gas/Air Pressure Pressure Gauge Pressure Adjustment Knob − OperationControls Cutting SpeedTrigger Safety Lock Pilot arc starts immediately when trigger is pressedWhen doing extended non-shielded Plasma Cutting System PracticesSequence Of Cutting Operation Area as possibleSequence Of Gouging Operation Hold torch at approximately Angle to workpieceSequence Of Piercing Operation Cutting− Maintenance & Troubleshooting Routine MaintenanceChecking Torch Shield Cup Shutdown System Shield CupTurn Off power source before checking torch parts Checking/Replacing Retaining Cup, Tip, And ElectrodeTroubleshooting Power Source Check torch consumablesIs Temp Status Light On? Is Pressure StatusTroubleshooting Torch − Electrical Diagram Circuit DiagramRecommended Spare Parts − Parts ListRecommended Spare Parts See -1for additional Consumable parts 195 110 ICE-40C 25ft Torch 195 111 ICE-40C 50ft TorchWork like a Pro Support ServiceAssistance Contact your Distributor for Hobart Welding Products