Hobart Welding Products OM-925 217 694A manual H-10 Gun

Page 48

Item	Dia.	Part
No.	Mkgs.	No.	Description	Quantity
			Figure 9-1. Main Assembly (Continued)

. . . 40	. . . . . . . . .	196 574	. . SWITCH, rocker DPST (230 VAC model)	. . . 1
. . . 41	. . . . . . . . .	207 079	. . KNOB, pointer (voltage)	. . . 1
. . . 42	. . . . . . . . .	211 338	. . KNOB, pointer (WFS)	. . . 1
. . . 43	. . . . . . . . .	217 778	. . MOTOR, gear	. . . 1
. . . 44	. . . . . . . . .	193 189	. . CONNECTOR, gun	. . . 1
. . . 45	. . . . . . . . .	196 654	. . SCREW, thumb	. . . 1
. . . 46	. . . . . . . . .	196 009	. . FITTING, gas barbed	. . . 1
. . . 47	. . . . . . . . .	202 925	. . ROLL, feed .024 in, .030/.035 in	. . . 1
. . . 48	. . . . . . . . .	194 508	. . HEAD, feed assy	. . . 1
. . . 49	. . . . . . . . .	203 025	. . GUIDE, wire inlet	. . . 1
. . . 50	. . . . . . . . .	217 618	. . LABEL, weld chart (115 VAC model)	. . . 1
. . . 50	. . . . . . . . .	217 754	. . LABEL, weld chart (230 VAC model)	. . . 1
. . . 51	. . . . . . . . .	204 711	. . LATCH	. . . 1
. . . 52	. . . . . . . . .	217 584	. . CONTACTOR (115 VAC model)	. . . 1
. . . 52	. . . . . . . . .	217 585	. . CONTACTOR (230 VAC model)	. . . 1

+When ordering a component originally displaying a precautionary label, the label should also be ordered.

To maintain the factory original performance of your equipment, use only Manufacturer’s Suggested Replacement Parts. Model and serial number required when ordering parts from your local distributor.

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802 447

Figure 9-2. H-10 Gun

OM-925 Page 44

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Contents OM-925 ProcessesDescription From Hobart to You Table of Contents Options and Accessories Warranty Symbol Usage Marks a special safety messageArc Welding Hazards Electric Shock can killARC Rays can burn eyes and skin Welding can cause fire or explosionFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings Principal Safety Standards EMF InformationAbout Pacemakers Identifie un message de sécurité particulier − Consignes DE Sécurité − À Lire Avant UtilisationLE Soudage peut causer un incen- die ou une explosion LES Particules Projetées peu- vent blesser les yeuxLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Bruit peut affecter l’ouïeRisque D’INCENDIE OU D’EXPLO LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut Faire LES Pièces Mobiles peuvent cau- ser des blessuresPrincipales normes de sécurité Information sur les champs électromagnétiquesConsignes relatives aux stimulateurs cardiaques − Specifications SpecificationsVAC Model Duty Cycle And Overheating AmperesOutput Duty Cycle % VAC Model Output AmperesVolt-Ampere Curves Voltage− Installation Installing Welding Gun Installing Work ClampProcess/Polarity Table Changing PolarityInstalling Gas Supply Is required Do not move or operate unit where it could tip = GND/PEElectrical Service Guide For 230 VAC Model Installing Wire Spool And Adjusting Hub TensionThreading Welding Wire Hold wire tightly to keep it From unraveling− Operation ControlsWeld Parameter Chart For 115 VAC Model Steel20 ga 18 ga 16 ga 11 ga InchWeld Parameter Chart For 230 VAC Model Wire Welding Package 18 ga 16 ga 11 ga 048 060 Inch− Maintenance &TROUBLESHOOTING Routine MaintenanceDisconnect power before maintaining Overload Protection Drive Motor ProtectionChanging Drive Roll Or Wire Inlet Guide Turn Off power before replacing contact tipReplacing Gun Contact Tip Cleaning Or Replacing Gun Liner Disconnect gun from unitTo Reassemble Gun Replacing Switch And/Or Head Tube Troubleshooting Table Trouble Remedy− Electrical Diagram Circuit Diagram For 115 VAC ModelCircuit Diagram For 230 VAC Model − MIG Welding Gmaw Guidelines Typical MIG Process ConnectionsTypical MIG Process Control Settings Wire Size Amperage RangeThickness to Amperage a Select VoltageHolding And Positioning Welding Gun Conditions That Affect Weld Bead Shape Poor Weld Bead Characteristics Good Weld Bead CharacteristicsGun Movement During Welding Troubleshooting − Excessive Spatter Troubleshooting − PorosityTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Burn-Through Troubleshooting − Waviness Of Bead Troubleshooting − DistortionTroubleshooting Guide For Semiautomatic Welding Equipment Common MIG Shielding GasesApplication Welding arc not stable Wire slipping in drive rolls Return To Table Of Contents − Parts List Main AssemblyDia Part H-10 Gun Optional Drive Rolls Options195 Page Service SupportContact your Distributor for Hobart Welding Products