Page 2 - From Hobart to You
Hobart Welders manufactures a full lineof welders and welding related equipment.For information on other quality Hobartproducts, contact your local Hobart distributorto receive the latest full line catalog orindividual catalog sheets. To locate your nearestdistributor or service agency call 1-877-Ho...
Page 3 - TABLE OF CONTENTS; WARNING
TABLE OF CONTENTS SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-1. Symbol Usage 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1-2. Plasma Arc Cutting Haz...
Page 4 - Declaration of Conformity for; NOTE; Directives
dec_con1 1/96 Declaration of Conformity for European Community (CE) Products This information is provided for units with CE certification (see rating label on unit). NOTE Declares that the product: AirForce 375 conforms to the following Directives and Standards: Directives Electromagnetic Compatibil...
Page 5 - SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING; Symbol Usage; Plasma Arc Cutting Hazards; CUTTING can cause fire or explosion.
OM-2210 Page 1 SECTION 1 – SAFETY PRECAUTIONS - READ BEFORE USING pom _nd_5/97 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazardswith this procedure! The possible hazards are shown inthe adjoining symbols. Y Marks a special safety message. . Means “Note”; not safety related. This...
Page 6 - NOISE can damage hearing.; PLASMA ARC can cause injury.
OM-2210 Page 2 Sparks and hot metal blow out from the cutting arc.Chipping and grinding cause flying metal. FLYING SPARKS can cause injury. D Wear approved face shield or safety goggles with side shields. D Wear proper body protection to protect skin. D Wear flame-resistant ear plugs or ear muffs to...
Page 7 - Additional Symbols For Installation, Operation, And Maintenance
OM-2210 Page 3 1-3. Additional Symbols For Installation, Operation, And Maintenance HOT PARTS can cause severe burns. D Do not touch hot parts bare handed. D Allow cooling period before working on torch. MOVING PARTS can cause injury. D Keep away from moving parts such as fans. D Keep all doors, pan...
Page 9 - SECTION 1 – CONSIGNES DE SÉCURITÉ – LIRE AVANT UTILISATION; Signification des symboles; Dangers liés au coupage à l’arc au plasma
OM-2210 Page 5 SECTION 1 – CONSIGNES DE SÉCURITÉ – LIRE AVANT UTILISATION pom_nd_fre_5/97 1-1. Signification des symboles Signifie Mise en garde ! Soyez vigilant ! Cette procédureprésente des risques de danger ! Ceux-ci sont identifiéspar des symboles adjacents aux directives. Y Identifie un message...
Page 10 - LE BRUIT peut endommager l’ouïe.
OM-2210 Page 6 D N’approchez pas le tube du chalumeau et l’arc pilote lorsque la gâchette estenfoncée. D Le câble de masse doit être pincé correctement sur la pièce à couper, métalcontre métal (et non de telle sorte qu’il puisse se détacher), ou sur la tablede travail le plus près possible de la lig...
Page 11 - Principales normes de sécurité
OM-2210 Page 7 1-3. Dangers supplémentaires en relation avec l’installation, le fonctionnement et la maintenance DES PIECES CHAUDES peuvent pro-voquer des brûlures graves. D Ne pas toucher des parties chaudes à mains nues. D Laisser refroidir avant d’intervenir sur la torche. DES ORGANES MOBILES peu...
Page 12 - Information sur les champs électromagnétiques
OM-2210 Page 8 1-5. Information sur les champs électromagnétiques Données sur le soudage électrique et sur les effets, pour l’organisme,des champs magnétiques basse fréquence Le courant de soudage ou de coupage passant dans les câbles de puis-sance crée des causera des champs électromagnétiques. Il ...
Page 13 - SECTION 2 – DEFINITIONS; Warning Label Definitions
OM-2210 Page 9 SECTION 2 – DEFINITIONS 2-1. Warning Label Definitions Warning! Watch Out! There arepossible hazards as shown by thesymbols. 1 Cutting sparks can causeexplosion or fire. 1.1 Keep flammables away from cutting. Do not cut nearflammables. 1.2 Cutting sparks can cause fires. Have a fire e...
Page 14 - IP
OM-2210 Page 10 1 Warning! Watch Out! Thereare possible hazards asshown by the symbols. 2 Incorrect voltage other thanspecified may damage unit(see Section 3-8). 3 Read Owner’s Manual. 4 Look at input powerreceptacle and plug, and besure they match. 5 Move switch to match inputvoltage. 4/96 S-176 48...
Page 15 - Specifications For CE Model
OM-2210 Page 11 SECTION 3 – INSTALLATION 3-1. Specifications For Units Connected to a 20 Ampere, 115 Volt Circuit or a 10 Ampere,230 Volt Circuit Amperes Input at Rated Output, 60 Hz, Single-Phase Plasma Rated Cutting Rated Output 115 V 230 V 115 V KVA/KW 230 V KVA/KW Plasma Gas Gas Flow/ Pressure C...
Page 17 - Selecting A Location
OM-2210 Page 13 18 in (457 mm) 3-6. Selecting A Location loc_2 3/96 - 801 303-C / 801 319-C 1 Lifting Handle Use handle to lift unit. 2 Hand Cart Use cart or similar device to moveunit. 3 Plate Label Use label to determine input powerneeds. 4 115 Or 230 VAC Receptacle Locate unit near correct inputp...
Page 18 - Connecting Work Clamp And Gas/Air Supply
OM-2210 Page 14 3-7. Connecting Work Clamp And Gas/Air Supply Ref. 801 319-C / Ref. 801 306-C 1 Work Clamp 2 Workpiece Connect work clamp to a clean,paint-free location on workpiece, asclose to cutting area as possible. . Use only clean, dry air with 70to 150 psi (483 to 1034 kPa)pressure. 3 Air Fil...
Page 19 - Installing Alternative Plug
OM-2210 Page 15 3-8. Setting Input Voltage Selector Switch And Connecting Input Power 801 304-C / 801 319-C Check input voltage available at site. 1 Input Voltage Selector Switch Switch is accessible through slot inrear panel. 2 Changeover Switch Label Look at label to find correct switchposition. M...
Page 20 - SECTION 4 – OPERATION; Controls
OM-2210 Page 16 SECTION 4 – OPERATION 4-1. Controls Ref. 801 306-C / Ref. 192 492 1 Output Control Use control to set cutting output. The yellow zone is for use on 20 A or greaterprimary circuits. Place control in Gas/Air Set position to safelyadjust gas/air pressure. Only gas/air circuitis activate...
Page 21 - Cutting Speed
OM-2210 Page 17 4-2. Cutting Speed The cutting speed curves show therecommended maximum cuttingspeed capabilities of the powersource and torch for mild steel ofvarious thickness. Cut at speeds below the linesshown to avoid poor cuts and torchwear. 179 507 Recommended production cutting speed vs. mat...
Page 22 - Sequence Of Operation
OM-2210 Page 18 4-3. Sequence Of Operation Press trigger. Pilot arc starts. After cutting arc starts, slowly start moving torch across metal. Adjust torch speed so sparks go thru metal and out bottom of cut. Pause briefly at end of cut before releasing trigger. Install & Connect Equipment Check ...
Page 23 - SECTION 5 – MAINTENANCE & TROUBLESHOOTING; Routine Maintenance
OM-2210 Page 19 SECTION 5 – MAINTENANCE & TROUBLESHOOTING 5-1. Routine Maintenance Y Disconnect power before maintaining. . Maintain more oftenduring severe conditions. Each Use Check Gas/Air Pressure Check Torch Tip, Electrode, And Shield Cup Every Week Check Shield Cup Shutdown System 3 Months...
Page 25 - Torch And Work Cable Connections
OM-2210 Page 21 5-3. Torch And Work Cable Connections If torch or work cable needs to beremoved or replaced, proceed asfollows: Turn power Off, and disconnect in-put power plug from receptacle. Re-move top and screws holding frontpanel in place. Without disconnect-ing any plugs, move front panel toa...
Page 26 - Troubleshooting
OM-2210 Page 22 5-4. Troubleshooting Trouble Remedy No pilot arc; difficulty in establishing an Clean or replace worn consumables as necessary (see torch Owner’s Manual). arc. Check for damaged torch or torch cable (see torch Owner’s Manual). Have Factory Authorized Service Agent check control relay...
Page 27 - SECTION 6 – ELECTRICAL DIAGRAM; Figure 6-1. Circuit Diagram For Power Source
OM-2210 Page 23 SECTION 6 – ELECTRICAL DIAGRAM Figure 6-1. Circuit Diagram For Power Source 189 005-B
Page 28 - SECTION 7 – PARTS LIST
OM-2210 Page 24 SECTION 7 – PARTS LIST Figure 7-1. Main Assembly . Hardware is common andnot available unless listed. ST-801 412-H
Page 32 - Hobart Welding Products; Please complete and retain with your personal records.; Contact your Distributor for:; Resources Available; For technical assistance:
PRINTED IN USA 2000 Hobart Welding Products. 1/00 Hobart Welding Products An Illinois Tool Works Company600 West Main StreetTroy, OH 45373 USA For Technical Assistance:Call1-800-332-3281For Literature Or Nearest Dealer:Call 1-877-Hobart1 Model Name Serial/Style Number Purchase Date (Date which equ...
