Hobart-welding-products AIRFORCE OM-279 User Manual

AirForce 750ProcessesDescriptionAir Plasma Cuttingand GougingAir Plasma CutterOM-279 180 060JApril 1999

OM-279 Page 6D N’approchez pas le tube du chalumeau et l’arc pilote lorsque la gâchette estenfoncée.D Le câble de masse doit être pincé correctement s

OM-279 Page 71-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenanceDES PIECES CHAUDES peuvent pro-voquer de

OM-279 Page 81-5. Information sur les champs électromagnétiquesDonnées sur le soudage électrique et sur les effets, pour l’organisme,des champs magnét

OM-279 Page 9SECTION 2 – INSTALLATION2-1. SpecificationsModelAmperes Input at Rated LoadOutput 60 HzType of Plasma RatedRatedCuttingMaximumOpen-Circui

OM-279 Page 102-4. Cutting SpeedThe cutting speed curve shows therecommended maximum cuttingspeed capabilities of the powersource and torch for mild s

OM-279 Page 112-6. Connecting Gas/Air Supply1 Unit Gas Fitting (Female 1/4NPT)2 Quick Connect Gas Fitting3 Standard Gas FittingObtain and install desi

OM-279 Page 122-9. Placing Jumper LinksCheck input voltage available atsite.1 Jumper Link LabelMove jumper links to match inputvoltage and label on un

OM-279 Page 13L1 (U)2-10. Connecting Input Power1 Strain Relief ClampRoute input and grounding conduc-tors through clamp to terminalboard.2 Input And

OM-279 Page 14SECTION 3 – OPERATION3-1. Front Panel Controls1 Pilot Arc SwitchUse switch to control pilot arc.Place switch in Expanded Metal position

OM-279 Page 153-2. Setting Gas/Air PressurePlace controls in positions shown toadjust air pressure. Only gas/air cir-cuit is activated when the Powers

Hobart Welders manufactures a full lineof welders and welding related equipment.For information on other quality Hobartproducts, contact your local Ho

OM-279 Page 163-3. Sequence Of OperationPut On PersonalSafetyEquipmentAfter cutting arc starts, slowlystart moving torch across metal.Adjust torch spe

OM-279 Page 17SECTION 4 – MAINTENANCE & TROUBLESHOOTING4-1. Routine MaintenanceY Disconnect power before maintaining.. Maintain more oftenduring s

OM-279 Page 184-2. Trouble Lights1 Pressure LightLights if gas/air pressure is below40 PSI (276 kPa).Turn power Off, and check for prop-er gas/air pre

OM-279 Page 194-4. TroubleshootingTrouble RemedyNo pilot arc; difficulty in establishing anarc.Clean or replace worn consumables as necessary (see tor

OM-279 Page 20Trouble RemedyFan motor FM does not run; Power lightand Ready light both On.Have Factory Authorized Service Agent check fan motor connec

OM-279 Page 21SECTION 5 – ELECTRICAL DIAGRAMS193 215Figure 5-1. Circuit Diagram For 200/230/460 Volt Models

OM-279 Page 22194 148Figure 5-2. Circuit Diagram For 230/460/575 Volt Models

OM-279 Page 23Notes

OM-279 Page 24SECTION 6 – PARTS LISTST-801 499-D. Hardware is common andnot available unless listed.12345678910151112168181920212223242526272829302531

OM-279 Page 25DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 6-1. Main AssemblyQuantity1 178 158 PANEL, side LH 1. . . . . . . . . . . . . . . . . . . .

TABLE OF CONTENTSSECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1. . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1. . . .

OM-279 Page 26DescriptionPartNo.Dia.Mkgs.ItemNo.Figure 6-1. Main Assembly (Continued)Quantity45 PANEL, front (consisting of) 1. . . . . . . . . . . .

OM-279 Page 27Notes

OM-279 Page 28Notes

Notes

Notes

Warranty Questions?Call1-877-HOBART1for your localHobart distributor.hobart retail 4/00ServiceYou always get the fast,reliable response youneed. Most

PRINTED IN USA  2000 Hobart Welding Products. 1/00Hobart Welding ProductsAn Illinois Tool Works Company600 West Main StreetTroy, OH 45373 USAFor Tech

OM-279 Page 1SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USINGpom _nd_5/971-1. Symbol UsageMeans Warning! Watch Out! There are possible hazardswith

OM-279 Page 2Sparks and hot metal blow out from the cutting arc.Chipping and grinding cause flying metal.FLYING SPARKS can cause injury.D Wear approve

OM-279 Page 31-3. Additional Symbols For Installation, Operation, And MaintenanceHOT PARTS can cause severe burns.D Do not touch hot parts bare handed

OM-279 Page 41-5. EMF InformationConsiderations About Welding Or Cutting And The Effects Of LowFrequency Electric And Magnetic FieldsWelding or cuttin

OM-279 Page 5SECTION 1 – CONSIGNES DE SÉCURITÉ – LIRE AVANT UTILISATIONpom_nd_fre_5/971-1. Signification des symbolesSignifie Mise en garde ! Soyez v