Hobart 180 SD manual Parts List, Main Assembly

Page 40

SECTION 10 – PARTS LIST

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. Hardware is common and		42
. Hardware is common and	Figure 10-1. Main Assembly	ST-802 252-D
not available unless listed.	Figure 10-1. Main Assembly	43

OM-355 Page 36

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Contents Processes OM-355Description From Hobart to You Table of Contents Page 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 killPrincipal Safety Standards EMF Information About PacemakersSignification des symboles Consignes DE Securite Lire Avant UtilisationUN Choc É Lectrique peut tuer LES Fumé ES ET LES GAZ peuvent ê tre dangereuxDES Particules Volantes peuvent blesser les yeux LE Soudage peut provoquer un incendie ou une explosionLE Bruit peut affecter l’ouïe Risque D’INCENDIE OU LA Chute DE L’APPAREIL peut blesser’EMPLOI Excessif peut DES Organes Mobiles peuvent provoquer des blessuresInformation sur les champs é lectromagné tiques Principales normes de sé curitéConsignes relatives aux stimulateurs cardiaques Installation Included with Your UnitSelecting a Location MovementSpecifications Dimensions And WeightsDuty Cycle Chart Weld Output Terminals And Selecting Cable Sizes Volt-Ampere CurvesARC Welding can cause Electromagnetic Interference Remote 14 Receptacle Shielding Gas ConnectionsSocket Necting to receptacleElectrical Service Guide Connecting Input PowerInput Voltage Input Amperes at Rated OutputOperation Output Selector SwitchControls Connect remote control see Section OM-355 Example of Remote Amperage Control For TIG Gtaw WeldingSelect weld process Select polarity Select amperage Example Select weld process Select polarityTypical TIG Connections Typical Stick ConnectionsRemote Foot Control ApplicationRoutine Maintenance Maintenance and TroubleshootingProcess and Material Thickness Guide Label Adjusting Spark Gaps TroubleshootingTurn Off power before ad Justing spark gapsElectrical Diagram Circuit Diagram For Welding Power SourceSources Of HF Radiation From Incorrect Installation Welding Processes Using HFHigh Frequency HF Correct Installation Ground WireNonmetal Building Metal BuildingSelecting and Preparing Tungsten Electrode Safety Information About TungstenSelecting Tungsten Electrode Preparing Tungsten For DC Electrode Negative Dcen Welding Guidelines for TIG Welding Gtaw Positioning The TorchInstead of thoriated. Tho Mables awayTorch Movement During Welding Tungsten Without Filler RodWelding direction Form pool Tilt torch Tungsten With Filler RodPositioning Torch Tungsten For Various Weld Joints Butt Weld And Stringer Bead Joint Lap Joint Corner JointOM-355 Weld current starts when electrode touches work- piece Stick Welding ProcedureStick Welding Smaw Guidelines Striking an Arc Scratch Start Technique Electrode and Amperage Selection ChartStriking an Arc Tapping Technique Poor Weld Bead Characteristics Good Weld Bead CharacteristicsPositioning Electrode Holder 9090 End View of Work AngleConditions That Affect Weld Bead Shape Electrode Movement During WeldingButt Joints Lap JointTee Joint 16 in 1.6 mm Tack WeldsTroubleshooting Porosity Troubleshooting Excessive SpatterWeld Test Possible Causes Corrective ActionsTroubleshooting Lack Of Penetration Troubleshooting Incomplete FusionTroubleshooting Excessive Penetration Troubleshooting Waviness Of Bead Troubleshooting Burn-ThroughTroubleshooting Distortion Parts List Main AssemblyDia Part Description Quantity Mkgs 043 Panel, Front w/Components Page Page Page Service SupportHobart Welding Products Contact your Distributor forCall

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			23	24	25		33
		22					34
21
20	19	18	17	16	15	14
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				9	12
			8	9
			8
	7						11
							11
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	6					10	37
		5
			4				38
			3
				2

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				27
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21
20	19	18	17	16	15	14
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				9	12
			8	9
			8
	7						11
							11
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	6					10	37
		5
			4				38
			3
				2

SECTION 10 – PARTS LIST

Figure 10-1. Main Assembly

OM-355 Page 36

							30
				27
				26			31
							32
			23	24	25		33
		22					34
21
20	19	18	17	16	15	14
							13
							35
				9	12
			8	9
			8
	7						11
							11
							36
	6					10	37
		5
			4				38
			3
				2