Hobart Welding Products 500 manual Transformer & Amplifier, Power Main 50 Hz

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	Replace Coils At Factory Or Authorized Service Stations/Service Distributors
Item	Dia.	Part			Quantity
Item	Dia.	Part
No.	Mkgs.	No.	Description		50 Hz Models

Figure 7-4. Transformer & Amplifier, Power Main 50 Hz) (Fig 7-1 Item 7) (Listed below as Amplifier)

. . . .	. .	. . . . . . . . . . . . .	093 931 . .	TRANSFORMER AND AMPLIFIER, (consisting of)	1
. . . 1		. . . . Z	052 995 . . .	. STABILIZER	1
. . . 2		. . . MA1	052 204 . . .	. AMPLIFIER, magnetic (consisting of)	1
. . .	3	. . . . . . . . . . . . .	033 691 . . .	. . . COIL, control dc	1
. . .	4	. . . . . . . . . . . . .	033 690 . . .	. . . COIL, control ac	3
. . .	5	. . . . T1	093 932 . . .	. TRANSFORMER, power main (consisting of)	1
. . .	6	. . . . . . . . . . . . .	093 587 . . .	. . . COIL, pri/sec LH	1
. . .	7	. . . . . . . . . . . . .	093 588 . . .	. . . COIL, pri/sec center	1
. . .	8	. . . . . . . . . . . . .	093 589 . . .	. . . COIL, pri/sec RH	1
. . .	9	. . . . . . . . . . . . .	018 873 . . .	. . . BAFFLE, air	1

9

5

1

68

7

4

3

4

2

ST-802 611

Figure 7-4 Transformer & Amplifier, Power Main (50 Hz)

BE SURE TO PROVIDE MODEL AND SERIAL NUMBER WHEN ORDERING REPLACEMENT PARTS.

OM-201 444 Page 30

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Contents Processes OM-201Description From Hobart to You Table of Contents Page Arc Welding Hazards Symbol UsageMarks a special safety message Electric Shock can killFlying Metal can injure eyes ARC Rays can burn eyes and skinWelding can cause fire or explosion Buildup of GAS can injure or killPrincipal Safety Standards EMF Information About PacemakersUN Choc É Lectrique peut tuer Signification des symbolesConsignes DE Securite Lire Avant Utilisation 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 ’EMPLOI Excessif peut Risque D’INCENDIE OULA Chute DE L’APPAREIL peut blesser DES Organes Mobiles peuvent provoquer des blessuresInformation sur les champs é lectromagné tiques Principales normes de sé curitéConsignes relatives aux stimulateurs cardiaques General Precautionary Label DefinitionsElectric Shock And Airflow Label Nameplate Safety SymbolsInput Connection Label ? aManufacturer’s Rating Labels For CE Products Symbols And Definitions60-550A Specifications InstallationDuty Cycle And Overheating Volt-Ampere Curves Selecting a Location Movement Location And AirflowBe careful when placing or moving unit over uneven surfaces Dimensions And WeightsTipping Selecting And Preparing Weld Output Cables 150 ft 200 ft 250 ft 300 ft 350 ft Connecting To Weld Output TerminalsWeld Cable Sizes 45 m 60 m 70 m 90 m 105 m 120 mElectrical Service Guide Remote Amperage Control ReceptacleConnecting Input Power Placing Jumper LinksConnecting Input Power Operation Amperage Adjustment ControlControls Remote Amperage Switch Power SwitchDisconnect power before maintaining Months Maintenance & TroubleshootingRoutine Maintenance Ammeter And Voltmeter OptionalOverload Protection Troubleshooting TableTrouble Remedy Electrical Diagram Circuit DiagramOM-201 444 Parts List Main AssemblyParts For Optional Equipment Panel, Front w/Components -1 Item Panel, Rear w/Components -1 Item Transformer & Amplifier, Power Main 50 Hz Service SupportContact your Distributor for Hobart Welding Products