Hobart Welding Products 700I, HP-70 manual Sequence Of Cutting Using Stand-off Guide

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5-6. Sequence Of Cutting Using Stand-off Guide

! The pilot arc starts immediately when trigger is pressed.

EXAMPLE Of Cutting Using Stand-off Guide

Stand-off Guide

Installation

Split section to bottom

1/16 in.

(1.6 mm)

Place stand-off guide on work. Stand-off

Slide trigger lock back.

guide provides 1/16 in. (1.6 mm) gap

Press trigger. Pilot arc starts.

between tip and workpiece.

 

After cutting arc

starts, slowly move torch across metal.

 

 

Torch air cooling (postflow)

 

 

continues after releasing trigger.

Adjust speed so

Pause briefly at

. Postflow must finish before

sparks go thru metal

end of cut before

trigger will restart pilot arc.

releasing trigger.

and out bottom of cut.

 

 

 

 

 

Ref. 804 848-A

OM-244 013 Page 23

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Contents File Plasma Cutters OM-244 013CProcesses DescriptionFrom Miller to You Table of Contents Page Electric Shock can kill Symbol UsagePlasma Arc Cutting Hazards Cutting can cause fire or explosionFumes and Gases can be hazardous Flying Sparks can injureARC Rays can burn eyes and skin Noise can damage hearingOveruse can cause Overheating HOT Parts can burnMoving Parts can injure Flying Metal or Dirt can injure eyesAbout Implanted Medical Devices Principal Safety StandardsCalifornia Proposition 65 Warnings EMF InformationUN Choc Électrique peut tuer Signification des symbolesConsignes DE Sécurité Lire Avant Utilisation LE Coupage présente un risque de feu ou d’explosionLES Fumées ET LES GAZ peuvent être dangereux Risque de blessure en casLES Étincelles Projetées peuvent provoquer des blessures LE Bruit peut endommager l’ouïeLes Pièces Mobiles peuvent provoquer des blessures ’ARC Plasma peut provoquer des blessuresLES Bouteilles peuvent exploser si elles sont endommagées LES Pièces Chaudes peuvent provoquer des brûluresLE Coupage à L’ARC peut causer des interférence ’EMPLOI Excessif peutLA Chute DE L’ÉQUIPEMENT peut provoquer des blessures Risque D’INCENDIE OUEn ce qui concerne les implants médicaux Proposition californienne 65 AvertissementsPrincipales normes de sécurité Informations relatives aux CEMDefinitions I1maxI1eff Specifications InstallationDuty Cycle And Overheating Power Source Dimensions And WeightTorch Dimensions And Weight Dimensions And WeightSelecting a Location Connecting Gas/Air SupplyConnecting Work Clamp Do not move or operate unit where it could tipExtension Cord Data Electrical Service GuideSerial Number And Rating Label Location Connecting 1-Phase Input Power For 240 VACTerminal, never to a load Engine Control Switch must be set at RUNProng Not Used Always connect green orCable Management Strap Installing Alternative PlugElectrode Wrench Controls OperationMild Steel Recommended Cut Speed Trigger Safety LockPlasma Cutting System Practices Pilot arc starts immediately when trigger is pressedExample Of Cutting Operation Sequence Of Cutting OperationExample Of Cutting Using Stand-off Guide Sequence Of Cutting Using Stand-off GuideSequence Of Piercing Operation Before maintaining Maintenance & TroubleshootingRoutine Maintenance Disconnect powerChecking Or Replacing Filter Element Checking Shield Cup Shutdown System Status/Trouble LightsTurn Off power source before checking torch parts Checking/Replacing Retaining Cup, Tip, And ElectrodeElectrode Wrench Torch And Work Cable Connections Torch ConnectionsWork Cable Connections Trouble Remedy Troubleshooting Power SourceArc goes on and off while cutting Troubleshooting TorchCircuit Diagram Electrical Diagram244 011-B Parts List Recommended Spare PartsRecommended Spare Parts Support ServiceMiller Electric Mfg. Co Owner’s Record