Hobart Welding Products OM-950 manual Maintenance & Troubleshooting, Routine Maintenance, Months

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SECTION 6 − MAINTENANCE & TROUBLESHOOTING

6-1. Routine Maintenance

Y Disconnect power before maintaining.

3 Months

Replace

Unreadable

Labels

Repair Or

Replace

Cracked

Cables

6 Months

12 Months

Blow Out Or Vacuum

Inside,

ORDuring Heavy Service,

Clean Monthly

Lubricate Shunt Block

(See Section 6-2)

6-2. Lubricating Shunt Block And Anti-Noise Adjustment

1

2

Tools Needed:

1/2 in

5/16, 3/8 in

YTurn Off welding power source and disconnect input power.

1Wrapper Remove wrapper.

2Shunt Block

.Do not grease screw threads on shunt block.

Apply light coating of high-tempera- ture grease to shaded areas of both shunt blocks. Turn amperage con- trol handle to spread grease evenly.

3 Noise Adjustment Screws

If shunt block vibrates and

2becomes noisy, tighten adjustment screws 1/4 turn. Install wrapper, turn On unit, and check for shunt noise. Repeat procedure until noise stops. Do not overtighten. Call your nearest Factory Authorized Ser- vice Agent if noise continues.

Y Install wrapper before

3turning On power.

802 248-D

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Contents Description ProcessesFrom Hobart to You Table of Contents Page Electric Shock can kill Symbol UsageMarks a special safety message Arc Welding HazardsBuildup of GAS can injure or kill ARC Rays can burn eyes and skinWelding can cause fire or explosion Flying Metal can injure eyesCalifornia Proposition 65 Warnings About Pacemakers Principal Safety StandardsEMF Information Indique un message de sécurité particulier UNE Décharge Électrique peut entraîner la mortLES Fumées ET LES GAZ peuvent être dangereux DES Pièces Chaudes peuvent provoquer des brûlures graves LE Soudage peut provoquer unIncendie ou une explosion DES Particules Volantes peuvent blesser les yeuxDES Organes Mobiles peuvent provoquer des blessures Risque D’INCENDIE OU D’EXPLOLA Chute DE L’APPAREIL peut blesser ’EMPLOI Excessif peut SUREn ce qui concerne les stimulateurs cardiaques Principales normes de sécuritéManufacturer’s Rating Labels Symbols And Definitions− Definitions AC Models − InstallationSpecifications AC/DC ModelsFor AC Models Duty Cycle ChartsFor AC/DC Models For 235/160A ModelsVolt-Ampere Curves For AC Models For 235A Models Selecting a LocationOnto Electrode Holder Installing Electrode Holder And Work ClampInstalling Electrode Cable and Barrel Holder or work clampInput Voltage 230 Input Amperes At Rated Output Electrical Service GuideWeld Output Cables 50/60 HzDisconnect and lockout/tag Connecting Input PowerOut input power before instal =GND/PE Earth Groundbe sure to supply correct in- put powerFor DC Weld Output − OperationControls Controls For AC/DC ModelsControls For AC Models Months − Maintenance & TroubleshootingRoutine Maintenance Lubricating Shunt Block And Anti-Noise AdjustmentReinstalling 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 ArcArc Length Weld Bead CharacteristicsConditions That Affect Weld Bead Shape Electrode AngleButt Joints Electrode Movement During WeldingPorosity Welding TroubleshootingLap Joints Tee JointsLack Of Penetration Excessive SpatterIncomplete Fusion Distortion Excessive PenetrationBurn-Through Waviness Of BeadStart Your Professional Welding Career Now Main Assembly AC/DC model illustrated − Parts ListMain Assembly Page Assistance ServiceSupport Hobart Welding Products Contact your Distributor for

OM-950 specifications

Hobart Welding Products has been a respected name in the welding industry, providing high-quality equipment and solutions for a wide range of welding applications. One of their notable offerings is the Hobart OM-950, a powerful and versatile MIG welder designed to meet the needs of both professionals and hobbyists alike.

The Hobart OM-950 is engineered for optimal performance and user-friendly operation. This machine stands out due to its robust construction, capable of withstanding the rigors of industrial environments while remaining portable enough for at-home use. With a maximum output of 950 amps, it is well-suited for various welding jobs, from thin sheets of metal to heavier gauge materials.

One of the main features of the OM-950 is its advanced inverter technology which allows for a lightweight and compact design without sacrificing power. This technology not only enhances portability but also improves energy efficiency, resulting in lower operational costs. The machine is designed to operate on both 230V and 460V input power, making it versatile for different work settings.

Another key characteristic of the OM-950 is its impressive duty cycle. With a 60% duty cycle at 950 amps, users can engage in extended welding operations without the risk of overheating. This is particularly advantageous during long projects where consistent performance is crucial.

The OM-950 also includes a user-adjustable output range, allowing for precise control over the welding process, which is essential for achieving clean and professional results. The welder incorporates a digital display that provides real-time feedback on settings and performance, ensuring that operators can easily make necessary adjustments on the fly.

Additionally, the Hobart OM-950 features a spool gun capable of handling aluminum and other non-ferrous materials, which expands its usability across various welding applications. The machine's built-in safety features, such as thermal overload protection, further enhance its reliability and ease of use.

With its combination of power, versatility, and user-friendly features, the Hobart Welding Products OM-950 is an excellent choice for those looking for a high-performance MIG welder that can tackle diverse welding tasks efficiently and effectively. Whether for professional use or home projects, this machine delivers on quality and innovation, making it a preferred choice among welders.
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