Hobart Welding Products OM-950 manual Main Assembly

Page 37

 

Item

Dia.

 

Part

Description

Quantity

 

No.

Mkgs.

No.

 

 

 

 

 

Figure 9-1. Main Assembly

 

 

 

 

 

 

 

 

. .

1 .

. . . . . . .

.

. . 224 794

. . LABEL, gen precautionary (electrode)

. . . 1

. .

1 .

. . . . . . .

.

. . 217 732

. . LABEL,Warning General Precautionary (En/Fr) Vert

. . . 1

. .

2 .

. . . . . . .

.

. +210 309

. . WRAPPER

. . . 1

. .

3 .

. . . S2

. . . 190 079

. . SWITCH, secondary 2-position (AC models)

. . . 1

. .

3 .

. . . S2

. . . 225 647

. . SWITCH, secondary 4-position w/jumpers (AC/DC models)

. . . 1

. .

4 .

. . . T1

. . . 190 170

. . TRANSFORMER & SHUNT (including)

. . . 1

. .

5 .

. . . . . . .

.

. . 190 242

. . . SCREW, lead shunt

. . . 1

. .

6 .

. . . . . . .

.

. . 190 150

. . . SHUNT

. . . 1

. .

7 .

. . . . . . .

.

. . 147 907

. . . SCREW, 5/16-18 x 1.75 w/loctite

. . . 4

. .

8 .

. . . . . . .

.

. . 080 522

. . . BLOCK, anti-noise shunt

. . . 4

. .

9 .

. . . Z1

. . . 190 145

. . STABILIZER, (AC/DC models)

. . . 1

. . 10

. . SR1

 

. . 190 303

. . RECTIFIER, (AC/DC models)

. . . 1

. . 11

. . . S1

. . . 124 511

. . SWITCH

. . . 1

. . 12

. . . . . . .

.

. +225 857

. . CASE SECTION

. . . 1

. . 13

. PLG1

. . 088 297

. . CORD SET

. . . 1

. . 14

. . . . . . .

.

. . 111 443

. . BUSHING, strain relief

. . . 1

. . 15

. . . . . . .

.

. . 185 759

. . LABEL, warning

. . . 1

. . 15

. . . . . . .

.

. . 217 733

. . LABEL, Warning Electric Shock & Input Power (En/Fr)

. . . 1

. . 16

. . . FM . . . 190 234

. . MOTOR, fan

. . . 1

. . 17

. . . . . . .

.

. . 005 656

. . BLADE, fan

. . . 1

. . 18

. . . . . . .

.

. . . . . . . . . . .

. . LABEL,Control/Output (order by model and serial number)

. . . 1

. . 19

. . . . . . .

.

. . 190 296

. . GEAR, pinion

. . . 1

. . 20

. . . . . . .

.

. . 190 295

. . GEAR, pointer

. . . 1

. . 21

. . . . . . .

.

. . 190 241

. . HANDLE, control current

. . . 1

. . 22

. . . . . . .

.

. . 190 538

. . LEAD LIST

. . . 1

. . 23

. . . . . . .

.

. . 215 248

. . KIT, electrode holder & gnd clamp

. . . 1

. . 24

. . . . . . .

.

. . . . . . . . . . .

. . LABEL, brand Identity (order by model and serial number)

. . . 1

. . 25

. . . . . . .

.

. . 207 074

. . HANDLE, switch

. . . 1

. . 26

. . . . . . .

.

. . 111 644

. . BUSHING, strain relief .370/.430 ID X .875 mtg hole

. . . 2

. . 27

. . . . . . .

.

. . 494 907

. . SCREW, K50 x 20 pan hd-trx stl pld thread forming

. . . 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.

OM-950 Page 33

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Contents Description ProcessesFrom Hobart to You Table of Contents Page Marks a special safety message Symbol UsageArc Welding Hazards Electric Shock can killWelding can cause fire or explosion ARC Rays can burn eyes and skinFlying Metal can injure eyes Buildup of GAS can injure or killCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers LES Fumées ET LES GAZ peuvent être dangereux UNE Décharge Électrique peut entraîner la mortIndique un message de sécurité particulier Incendie ou une explosion LE Soudage peut provoquer unDES Particules Volantes peuvent blesser les yeux DES Pièces Chaudes peuvent provoquer des brûlures gravesLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’EMPLOI Excessif peut SUR DES Organes Mobiles peuvent provoquer des blessuresEn ce qui concerne les stimulateurs cardiaques Principales normes de sécurité− Definitions Symbols And DefinitionsManufacturer’s Rating Labels Specifications − InstallationAC/DC Models AC ModelsFor AC/DC Models Duty Cycle ChartsFor 235/160A Models For AC ModelsVolt-Ampere Curves For AC Models For 235A Models Selecting a LocationInstalling Electrode Cable and Barrel Installing Electrode Holder And Work ClampHolder or work clamp Onto Electrode HolderWeld Output Cables Electrical Service Guide50/60 Hz Input Voltage 230 Input Amperes At Rated OutputOut input power before instal Connecting Input Power=GND/PE Earth Groundbe sure to supply correct in- put power Disconnect and lockout/tagControls − OperationControls For AC/DC Models For DC Weld OutputControls For AC Models Routine Maintenance − Maintenance & TroubleshootingLubricating Shunt Block And Anti-Noise Adjustment MonthsReinstalling Amperage Adjustment Indicator Trouble Remedy TroubleshootingCircuit Diagram For AC 230 Volts Models Circuit Diagram For AC/DC 230 Volts ModelsWelding Methods Shielded Metal Arc Welding Smaw Procedure − Welding Methods & Troubleshooting6013 7014 Electrode And Amperage Selection ChartPositioning The Electrode Holder Striking An ArcConditions That Affect Weld Bead Shape Weld Bead CharacteristicsElectrode Angle Arc LengthButt Joints Electrode Movement During WeldingLap Joints Welding TroubleshootingTee Joints PorosityIncomplete Fusion Excessive SpatterLack Of Penetration Burn-Through Excessive Penetration Waviness Of Bead DistortionStart Your Professional Welding Career Now Main Assembly AC/DC model illustrated − Parts ListMain Assembly Page Support ServiceAssistance Hobart Welding Products Contact your Distributor for
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