Hobart Welding Products OM-230 455D manual Operation, Controls

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.A complete Parts List is available at www.HobartWelders.com

SECTION 5 − OPERATION

5-1. Controls

230 442-B

1 Power Switch

The cooling fan will run for a few seconds after the power switch is placed in the OFF position in order to discharge internal circuitry.

2 Power Light

Use light to tell if unit is energized and ready to operate. Light blinks if input power is not within specified range .

3 Cup Light	4 Temp Light
Light comes on if cup is removed from torch.	Light comes on if unit overheats.
Once cup is reinstalled on torch, unit power
must be turned off and back on again.

5-2. Recommended Cutting Speed For Material Thickness

Material	Material Thickness		Recommended Cut Speed

	inches	mm	ipm	mm/min

	18 ga.	1.0	22	558

Mild Steel	16 ga.	1.3	20	508

	14 ga.	1.6	18	457
	14 ga.	1.6	18	457

	1/8	3.2	10	254

	1/4	6.4	3	76

Aluminum and Stainless Steel cut speeds at these thicknesses may be reduced by as much as 30%.

OM-230 455 Page 15

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Contents File Plasma Cutters OM-230 455DProcesses DescriptionProtect Your Investment From Hobart to YouTable of Contents Page Cutting can cause fire or explosion Symbol UsageMarks a special safety message Plasma Arc Cutting HazardsNoise can damage hearing Exploding Parts can injureFlying Sparks can cause injury ARC Rays can burn eyes and skinCalifornia Proposition 65 Warnings EMF Information Principal Safety StandardsAbout Pacemakers Identifie un message de sécurité particulier Signification des symbolesLE Coupage présente un risque de feu ou d’explosion UNE Décharge Électrique peut entraîner la mortLE Plasma D’ARC peut entraîner des blessures Risque de blessure en casLE Bruit peut endommager l’ouïe LES Fumées ET LES GAZ peuvent être dangereuxRisque D’INCENDIE OU DES Pieces Chaudes peuvent pro- voquer des brûlures gravesDES Organes Mobiles peuvent provoquer des blessures LA Chute DE L’APPAREIL peut blesserConsignes relatives aux stimulateurs cardiaques Principales normes de sécuritéInformation sur les champs électromagnétiques LE Coupage Ã L’ARC peut causer des interférenceI1max − DefinitionsI1eff Duty Cycle And Overheating − InstallationSpecifications For Power Source Specifications For TorchMovement, Location And Airflow Torch Dimensions And WeightDimensions And Weight Selecting a LocationElectrical Service Guide For 120 VAC Connecting Work ClampExtension Cord Data Plug From Unit Connecting Input PowerGenerator Or Inverter Requirements Check input voltage available at site Grounded ReceptacleElectrode Wrench Cable Management StrapControls − OperationRecommended Cutting Speed For Material Thickness Maintain approximately a 90 angle to Plasma Cutting System PracticesExample Of Cutting Operation When trigger is pressedSequence Of Cutting Operation Pilot arc starts immediatelyExample Of Cutting Using Stand-off Guide Sequence Of Cutting Using Stand-off GuideSplit section to bottom 16 in 1.6 mm Sequence Of Piercing Operation Routine Maintenance − Maintenance & TroubleshootingChecking Torch Shield Cup Shutdown System Trouble Lights And Checking Shield Cup Shutdown SystemChecking/Replacing Retaining Cup, Tip, And Electrode Turn Off power source before checking torch partsElectrode Wrench Disconnect input power Compressor Filter Cleaning And ReplacementTorch Connections Torch And Work Cable ConnectionsWork Cable Connections Only by authorized Service Station Troubleshooting Power SourceCheck Control board PC1 Troubleshooting Torch Circuit Diagram − Electrical DiagramRecommended Spare Parts − Parts ListRecommended Spare Parts Material Thickness Gauge Page Support ServiceAssistance Hobart Welding Products Contact your Distributor for