Manuals / Miller Electric / Power Tools / Welding System

Miller Electric pmn warranty Connecting Gas/Air Supply

Models: pmn

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4-6. Connecting Gas/Air Supply

Tools Needed:

5/8, 1-1/8 in

From Gas/Air

Supply 2

.Use only clean, dry air with 90 to 120 psi (621 to 827 kPa) pressure.

1Gas/Air Inlet Opening

2Hose

3Teflon 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.

4 Air Filter/Regulator

Adjust gas/air pressure according to Section 5-1.

802 787-A / Ref. 801 319-C / Ref. 804 486-A

OM-228 305 Page 13

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Miller Electric pmn warranty Connecting Gas/Air Supply, Use only clean, dry air with 90 to 120 psi 621 to 827 kPa pressure

Contents

Processes OM-228 305DDescription File Plasma CuttersPage SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING TABLE OF CONTENTSSECTION 6 − MAINTENANCE & TROUBLESHOOTING WARRANTYPage 1-2. Plasma Arc Cutting Hazards 1-1. Symbol UsageCUTTING can cause fire or explosion ELECTRIC SHOCK can killFLYING SPARKS can cause injury EXPLODING PARTS can injureARC RAYS can burn eyes and skin NOISE can damage hearingHOT PARTS can cause severe burns 1-3. Additional Symbols For Installation, Operation, And MaintenanceFALLING UNIT can cause injury MOVING PARTS can cause injury1-4. California Proposition 65 Warnings 1-5. Principal Safety Standards1-6. EMF Information For Gasoline EnginesSECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT UTILISATION 2-1. Signification des symboles2-2. Dangers liés au coupage à l’arc au plasma LE COUPAGE présente un risque de feu ou d’explosionRisque de blessure en cas D’EXPLOSION DES PIÈCES DÉCHARGES ÉLECTRIQUES poten- tiellement mortellesLES ÉTINCELLES VOLANTES ris- quent de provoquer des blessures LE BRUIT peut endommager l’ouïeLES BOUTEILLES peuvent exploser si elles sont endommagées LE PLASMA D’ARC peut entraîner des blessuresDES PIECES CHAUDES peuvent pro- voquer des brûlures graves DES ORGANES MOBILES peuvent provoquer des blessuresDanger D’EXPLOSION D’HYDROGÈNE 2-4. Proposition californienne 65 AvertissementsLA CHUTE DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLOSIONEn ce qui concerne les implants médicaux 2-5. Principales normes de sécurité2-6. Information EMF Page 4-1. Specifications SECTION 4 − INSTALLATION4-2. Specifications For Torch 4-3. Duty Cycle And Overheating4-5. Selecting A Location 4-4. Torch Dimensions And WeightDimensions And Weight determine input power for unitUse only clean, dry air with 90 to 120 psi 621 to 827 kPa pressure 4-6. Connecting Gas/Air Supply4-8. Connecting Input Power 4-7. Connecting Work ClampBe sure input power connection meets all applicable national, regional, and local electrical codesRef. 801 305-A / 801 4-9. Installing Alternative Plug5-1. Controls SECTION 5 − OPERATIONON OFF PRESSURE5-2. Cutting Speed 5-3. Trigger Safety LockRecommended Cut Speeds At 27 Amperes Output Recommended Cut Speeds At 20 Amperes OutputEXAMPLE Of Cutting Operation 5-4. Sequence Of OperationThe pilot arc starts immediately when trigger is pressed 6-1. Routine Maintenance SECTION 6 − MAINTENANCE & TROUBLESHOOTINGDisconnect power Maintain more oftenChecking Torch Shield Cup Shutdown System Power must be reset whenever the cup shutdown system is activatedTorch Connections 6-3. Torch And Work Cable ConnectionsWork Cable Connections Be sure to allow some work cable slack inside the unitTurn Off power source before checking torch parts 6-4. Checking/Replacing Retaining Cup, Tip, And ElectrodeMake sure this area is clean of any debris Make sure swirl ring is clean of anyfully counterclockwise see Section 5-1. Check for 6-5. Troubleshooting Power SourceIs input power connected to correct line voltage? 6-6. Troubleshooting Torch Figure 7-1. Circuit Diagram SECTION 7 − ELECTRICAL DIAGRAMFigure 8-1. Main Assembly SECTION 8 − PARTS LISTCONSUMABLE STORAGE BOX w/DOOR including Figure 8-1. Main AssemblyFigure 8-3. Consumable Parts For ICE-27C Figure 8-2. Torch, ICE-27CPage Page NOTE Engines are warranted separately by the engine manufacturer WarrantyResources Available Owner’s RecordPlease complete and retain with your personal records Always provide Model Name and Serial/Style Number