Hobart Welding Products OM-925 217 694A manual Electrical Service Guide For 230 VAC Model

Page 21

4-8. Electrical Service Guide For 230 VAC Model

Input Voltage

Input Amperes At Rated Output

Max Recommended Standard Fuse Or Circuit Breaker Rating In Amperes

Circuit Breaker 1, Time-Delay 2

Normal Operating 3

Min Input Conductor Size In AWG

Max Recommended Input Conductor Length In Feet (Meters)

Min Grounding Conductor Size In AWG

230

20

25

30

14

67

(20)

14

Reference: 1999 National Electrical Code (NEC)

1Choose a circuit breaker with time-current curves comparable to a Time Delay Fuse.

2“Time-Delay” fuses are UL class “RK5” .

3 “Normal Operating” (general purpose − no intentional delay) fuses are UL class “K5” (up to and including 60 amp), and UL class “H” ( 65 amp and above).

4-9. Installing Wire Spool And Adjusting Hub Tension

Installing 4 in (102 mm) Wire Spool

Installing 8 in (203 mm) Wire Spool

When a slight force is needed to turn spool, tension is set.

Adapter used with

8 in (203 mm)

spool only.

When a slight force is needed to turn spool, tension is set.

Retaining ring used with 8 in (203 mm) spool only.

Tools Needed:

1/2 in

803 012 / 803 013 -B / Ref. 802 971-C

Return To Table Of Contents

OM-925 Page 17

Image 21
Contents OM-925 ProcessesDescription From Hobart to You Table of Contents Options and Accessories Warranty 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 Principal Safety Standards EMF InformationAbout Pacemakers − Consignes DE Sécurité − À Lire Avant Utilisation Identifie un message de sécurité particulierLES Particules Projetées peu- vent blesser les yeux LE Soudage peut causer un incen- die ou une explosionLES Pièces Chaudes peuvent cau- ser des brûlures graves LE Bruit peut affecter l’ouïeLA Chute DE L’APPAREIL peut blesser Risque D’INCENDIE OU D’EXPLO’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 Amperes Duty Cycle And OverheatingOutput Duty Cycle % VAC Model Output AmperesVoltage Volt-Ampere CurvesInstalling Welding Gun Installing Work Clamp − InstallationChanging Polarity Process/Polarity Table Installing Gas Supply Is required = GND/PE Do not move or operate unit where it could tipInstalling Wire Spool And Adjusting Hub Tension Electrical Service Guide For 230 VAC ModelHold wire tightly to keep it From unraveling Threading Welding WireControls − OperationSteel Weld Parameter Chart For 115 VAC ModelInch 20 ga 18 ga 16 ga 11 gaWeld Parameter Chart For 230 VAC Model 18 ga 16 ga 11 ga 048 060 Inch Wire Welding PackageRoutine Maintenance − Maintenance &TROUBLESHOOTINGDisconnect 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 Trouble Remedy Troubleshooting TableCircuit Diagram For 115 VAC Model − Electrical DiagramCircuit Diagram For 230 VAC Model Typical MIG Process Connections − MIG Welding Gmaw GuidelinesWire Size Amperage Range Typical MIG Process Control SettingsThickness 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 − Porosity Troubleshooting − Excessive SpatterTroubleshooting − Excessive Penetration Possible Causes Corrective ActionsTroubleshooting − Lack Of Penetration Troubleshooting − Incomplete FusionTroubleshooting − Burn-Through Troubleshooting − Distortion Troubleshooting − Waviness Of BeadTroubleshooting Guide For Semiautomatic Welding Equipment Common MIG Shielding GasesApplication Welding arc not stable Wire slipping in drive rolls Return To Table Of Contents Main Assembly − Parts ListDia Part H-10 Gun Optional Drive Rolls Options195 Page Support ServiceHobart Welding Products Contact your Distributor for