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AUTO ARC pmn Owner's Manual

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Auto Arc
Quick Cut 4500
And Ice-27C Torch
For Warranty Claims And Technical Support, Contact:
Milweld Inc., National Distributor
P.O. Box 338, Hortonville, WI 54944-0338
Tel 920-779-0916 Fax 920-779-0924
OM-228 305D
2007−06
Processes
Air Plasma Cutting
and Gouging
Description
Air Plasma Cutter
R
File: Plasma Cutters

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Summary of Contents for AUTO ARC pmn

  • Page 1 Auto Arc Quick Cut 4500 And Ice-27C Torch For Warranty Claims And Technical Support, Contact: Milweld Inc., National Distributor P.O. Box 338, Hortonville, WI 54944-0338 Tel 920-779-0916 Fax 920-779-0924 OM-228 305D 2007−06 Processes Air Plasma Cutting and Gouging Description Air Plasma Cutter File: Plasma Cutters...

  • Page 3: Table Of Contents

    TABLE OF CONTENTS SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING 1-1. Symbol Usage ............... . 1-2.

  • Page 5: Section 1 − Safety Precautions - Read Before Using

    SECTION 1 − SAFETY PRECAUTIONS - READ BEFORE USING Protect yourself and others from injury — read and follow these precautions. 1-1. Symbol Usage DANGER! − Indicates a hazardous situation which, if not avoided, will result in death or serious injury. The possible hazards are shown in the adjoining symbols or explained in the text.

  • Page 6: Electric Shock Can Kill

    ELECTRIC SHOCK can kill. SIGNIFICANT DC VOLTAGE exists in inverter power sources AFTER the re- moval of input power. D Turn Off unit, disconnect input power, check voltage on input ca- pacitors, and be sure it is near zero (0) volts before touching any parts.

  • Page 7: Additional Symbols For Installation, Operation, And Maintenance

    1-3. Additional Symbols For Installation, Operation, And Maintenance HOT PARTS can cause severe burns. D Do not touch hot parts bare handed. D Allow cooling period before working on torch. D To handle hot parts, use proper tools and/or wear heavy, insulated welding gloves and clothing to prevent burns.

  • Page 8: California Proposition 65 Warnings

    1-4. California Proposition 65 Warnings Welding or cutting equipment produces fumes or gases which contain chemicals known to the State of California to cause birth defects and, in some cases, cancer. (California Health & Safety Code Section 25249.5 et seq.) Battery posts, terminals and related accessories contain lead and lead compounds, chemicals known to the State of California to cause cancer and birth defects or other...

  • Page 9: Section 2 − Consignes De Sécurité − Lire Avant Utilisation

    SECTION 2 − CONSIGNES DE SÉCURITÉ − LIRE AVANT Se protéger et protéger les autres contre le risque de blessure — lire et respecter ces consignes. 2-1. Signification des symboles DANGER! − Indique une situation dangereuse qui si on l’évite pas peut donner la mort ou des blessures graves. Les dangers possibles sont montrés par les symboles joints ou sont expliqués dans le texte.
  • Page 10 D Assurez−vous que le fil de terre du cordon d’alimentation est cor- rectement relié à la borne de terre dans la boîte de coupure ou que la fiche du cordon est branchée à une prise correctement mise à la terre − vous devez toujours vérifier la mise à la terre. D Avant d’effectuer les connexions d’alimentation, vous devez relier le bon fil de terre.

  • Page 11: Dangers Supplémentaires En Relation Avec L'installation, Le Fonctionnement Et La Maintenance

    D Ne coupez pas dans un endroit près d’opérations de décapage, de nettoyage ou de vaporisation. La chaleur et les rayons d’arc peu- vent réagir avec les vapeurs et former des gaz hautement toxiques et irritants. D Ne coupez pas des métaux enrobés tels que des métaux galvani- sés, contenant du plomb ou de l’acier plaqué...

  • Page 12: Proposition Californienne 65 Avertissements

    Danger D’EXPLOSION D’HYDROGÈNE. D Lors du coupage d’aluminium partiellement ou totalement immergé dans l’eau, de l’hydrogène libre peut s’accumuler sous la pièce. D Consultez votre ingénieur de coupage et les instructions de la table de coupage. LA CHUTE DE L’APPAREIL peut blesser.

  • Page 13: Principales Normes De Sécurité

    2-5. Principales normes de sécurité Safety in Welding, Cutting, and Allied Processes, ANSI Standard Z49.1, de Global Engineering Documents (téléphone : 1-877-413-5184, site In- ternet : www.global.ihs.com). Recommended Practices for Plasma Arc Cutting, American Welding Society Standard AWS C5.2, de Global Engineering Documents (télé- phone : 1-877-413-5184, site Internet : www.global.ihs.com).

  • Page 14: Section 3 − Definitions

    SECTION 3 − DEFINITIONS 3-1. Symbols And Definitions For Nameplate And Serial Number/Rating Label Amperes Volts Protective Earth (Ground) Rated No Load Voltage (Average) Rated Maximum Supply Current 1max Degree Of Protection Maximum Effective 1eff Supply Current OM-228 305 Page 10 Plasma Arc Cutting (PAC) Increase...

  • Page 15: Section 4 − Installation

    SECTION 4 − INSTALLATION 4-1. Specifications If the unit is operated from a 30* ampere, 115 volt circuit or a 15** ampere, 230 volt circuit, a different input power plug must be installed on the power cord. See Section 4-9 for instructions. *A 30 ampere branch circuit is recommended for maximum performance.

  • Page 16: Torch Dimensions And Weight

    4-4. Torch Dimensions And Weight 3.0 lb (1.4 kg) 4-5. Selecting A Location Dimensions And Weight 49 lb (22.2 kg) not including torch *Add 13/16 in (21 mm) for handle. Movement Location And Airflow Serial Number/Rating Label located on rear panel of plasma cutter; use label to determine input power for unit.

  • Page 17: Connecting Gas/Air Supply

    4-6. Connecting Gas/Air Supply Tools Needed: 5/8, 1-1/8 in From Gas/Air Supply Use only clean, dry air with 90 to 120 psi (621 to 827 kPa) pressure. Gas/Air Inlet Opening Hose Teflon Tape Obtain hose with 1/4 NPT right- hand thread fitting. Wrap threads with teflon tape (optional) or apply pipe sealant, and install fitting in opening.

  • Page 18: Connecting Work Clamp

    4-7. Connecting Work Clamp 4-8. Connecting Input Power OM-228 305 Page 14 Work Clamp Workpiece Connect work clamp to a clean, paint-free location on workpiece, as close to cutting area as possible. 802 463-A Check input voltage available at site. Changeover Switch Switch is accessible through slot in rear panel.

  • Page 19: Installing Alternative Plug

    4-9. Installing Alternative Plug This procedure is necessary if the unit is to be connected to a 230 VAC receptacle, or to a 115 VAC receptacle that requires a plug that is different from the supplied plug. See Section 4-8 for instructions on setting changeover switch for proper voltage. Tools Needed: Supplied 115 VAC Plug Cut cord close to plug.

  • Page 20: Section 5 − Operation

    SECTION 5 − OPERATION 5-1. Controls Setting Gas/Air Pressure Requires 90-120 PSI (621-827 kPa) Supply Output Control Use control to set cutting output. Place control in Gas/Air Set position to safely adjust gas/air pressure. Only gas/air circuit is activated. If 22-27 amperes of cutting output is used with 115 VAC input power, and the overload protection on the input power circuit fre- quently opens, either reduce the cutting out-...

  • Page 21: Cutting Speed

    5-2. Cutting Speed Recommended Cut Speeds At 27 Amperes Output Inches 16 ga Mild Steel Mild Steel 3/16 *Recommended Cut Speed is approximately 80% of maximum. Aluminum and Stainless Steel cut speeds at these thicknesses may be reduced as much as 20%. Recommended Cut Speeds At 20 Amperes Output Inches 16 ga...

  • Page 22: Sequence Of Operation

    5-4. Sequence Of Operation EXAMPLE Of Cutting Operation The pilot arc starts immediately when trigger is pressed. Place tip on work for drag cutting or for Raise trigger lock and press After cutting arc starts, slowly maximum cutting speed and tip life, use a trigger.

  • Page 23: Section 6 − Maintenance & Troubleshooting

    SECTION 6 − MAINTENANCE & TROUBLESHOOTING 6-1. Routine Maintenance n = Check Z = Change * To be done by Factory Authorized Service Agent Each n Gas/Air Pressure n Torch Tip, Electrode, And Shield Cup Every Week Week n Shield Cup Shutdown System l Damaged Or Unreadable ~ Air Filter/Regulator...

  • Page 24: Overload Protection: Trouble Lights & Checking Shield Cup Shutdown System

    6-2. Overload Protection: Trouble Lights & Checking Shield Cup Shutdown System Checking Torch Shield Cup Shutdown System Power must be reset whenever the cup shutdown system is activated. Always turn Off power when changing or checking consumables. Do NOT overtighten torch shield cup. Gently finger tighten cup onto torch.

  • Page 25: Torch And Work Cable Connections

    6-3. Torch And Work Cable Connections Tools Needed: 1/4 in If torch or work cable needs to be removed or replaced, proceed as follows: Turn power Off, and disconnect input power plug from receptacle. Remove wrapper from unit. Torch Connections Remove existing torch cable from unit.

  • Page 26: Checking/Replacing Retaining Cup, Tip, And Electrode

    6-4. Checking/Replacing Retaining Cup, Tip, And Electrode Inspect shield cup, tip, and electrode for wear before cutting or whenever cutting speed has been significantly reduced. Do not operate torch without a tip or electrode in place. Be sure to use genuine replacement parts. A good practice is to replace both the tip and electrode at the same time.

  • Page 27: Troubleshooting Power Source

    6-5. Troubleshooting Power Source Is input power Connect unit to proper input connected to voltage (see Section 4-8). correct line voltage? Is Changeover Place Changeover switch in switch S2 in proper position for input the 115V or voltage (see Section 4-8). 230V position? Does the breaker Turn down output current.

  • Page 28: Troubleshooting Torch

    6-6. Troubleshooting Torch Does arc go while cutting? Does arc go out while cutting? Do sparks come out of top of cut; or cut is not clean? Is Trouble light On; unit has no cutting output? Go to Section 6-5. OM-228 305 Page 24 Torch travel speed too slow;...

  • Page 29: Section 7 − Electrical Diagram

    SECTION 7 − ELECTRICAL DIAGRAM 227 893-A Figure 7-1. Circuit Diagram OM-228 305 Page 25...

  • Page 30: Section 8 − Parts List

    SECTION 8 − PARTS LIST Hardware is common and not available unless listed. OM-228 305 Page 26 Figure 8-1. Main Assembly 804 490-B...
  • Page 31 Item Diagram Part marking ....204 326 ....089 899 .
  • Page 32 Figure 8-3. Consumable Parts For ICE-27C 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-228 305 Page 28 Item Figure 8-2. Torch, ICE-27C Part Description 183 427...
  • Page 33 Notes...
  • Page 34 Notes...

  • Page 35: Warranty

    Warranty Effective January 1, 2007 (Equipment with a serial number preface of “LH” or newer) This limited warranty supersedes all previous manufacturers warranties and is exclusive with no other guarantees or warranties expressed or implied. LIMITED WARRANTY − Subject to the terms and conditions below, warrants to its original retail purchaser that new equipment sold after the effective date of this limited warranty is free of defects in material and workmanship at the time it is...

  • Page 36: Owner's Record

    Owner’s Record Please complete and retain with your personal records. Model Name Purchase Date (Date which equipment was delivered to original customer.) Distributor Address City State Resources Available Always provide Model Name and Serial/Style Number. Contact your Distributor for: Contact the Delivering Carrier to: PRINTED IN USA Serial/Style Number Welding Supplies and Consumables...

This manual is also suitable for:

Quick cut 4500Ice-27c

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