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Miller Electric XMT 350 CC/CV SECTION 6 MAINTENANCE & TROUBLESHOOTING

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SECTION 6 − MAINTENANCE & TROUBLESHOOTING

6-1. Routine Maintenance

!Disconnect power

before maintaining. .Maintain more often

during severe conditions.

3 Months

Replace

Damaged Or

Unreadable

Labels

Replace Cracked

Torch Body

Repair Or

Replace

Cracked

Cables

Repair Or Replace

Cracked Cables

And Cords

Clean

And

Tighten Weld

Connections

6 Months

Blow Out Inside

6-2. Blowing Out Inside Of Unit

!Do not remove case when

blowing out inside of unit.

To blow out unit, direct airflow

through front and back louvers as

shown.

Ref. 803 691-C

Contents

Main From Miller to You TABLE OF CONTENTS Page SECTION 1 SAFETY PRECAUTIONS - READ BEFORE USING 1-1. Symbol Usage . 1-2. Arc Welding Hazards ELECTRIC SHOCK can kill. ARC RAYS can burn eyes and skin. WELDING can cause fire or explosion. FLYING METAL or DIRT can injure eyes. BUILDUP OF GAS can injure or kill. MAGNETIC FIELDS can affect Implanted Medical Devices. 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. FALLING UNIT can cause injury. OVERUSE can cause OVERHEATING FLYING SPARKS can cause injury. 1-4. California Proposition 65 Warnings 1-5. Principal Safety Standards 1-6. EMF Information SECTION 2 CONSIGNES DE SCURIT LIRE AVANT UTILISATION 2-1. Symboles utiliss . 2-2. Dangers relatifs au soudage larc UNE DCHARGE LECTRIQUE peut entraner la mort. DES PICES CHAUDES peuvent provoquer des brlures graves. e o e LES FUMES ET LES GAZ peuvent tr 2-3. Risque DINCENDIE OU DEXPLO- SION. LA CHUTE DE LAPPAREIL peut blesser. LEMPLOI EXCESSIF peut SUR- CHAUFFER LQUIPEMENT. LES TINCELLES VOLANTES ris- quent de provoquer des blessures. 2-4. Proposition californienne 65 Avertissements 2-5. Principales normes de scurit 2-6. Information EMF Page SECTION 3 INTRODUCTION 3-1. Specifications AMPERAGE VOLTS AMPERAGE Notes . A or V SECTION 4 INSTALLATION 4-1. Dimensions And Weight 4-2. Selecting a Location ! 4-3. Connecting 1-Phase Input Power ! . 1 4-4. Connecting 3-Phase Input Power ! . 3 4-5. Electrical Service Guide 4-6. Weld Output Receptacles And Selecting Cable Sizes ! ! + 4-7. Remote 14 Receptacle Information A 4-8. Optional 115 Volts AC Duplex Receptacle And Circuit Breakers A/V / 4-9. Optional Gas Valve Operation And Shielding Gas Connection GAS IN GAS OUT SECTION 5 OPERATION ARC CONTROL 5-1. Front Panel Controls . 5-2. Meter Functions . 71.7 85 14.1 85 85 24.5 PPP PPP 71.7 85 24.5 85 71.7 5-3. Mode Switch Settings . 5-4. Lift-Arc TIG Procedure 5-5. Stick Start Procedure SECTION 6 MAINTENANCE & TROUBLESHOOTING 6-1. Routine Maintenance ! 3 Months 6 Months HE.L P1 HE.L P2 HE.L P3 HE.L P5 HE.L P6 HE.L P8 6-4. Troubleshooting Page Page Page SECTION 8 PARTS LIST Figure 8-1. Parts Assembly Page Page Page Page Page Page Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. Effective January 1, 2007 (Equipment with a serial number preface of LH or newer) Please complete and retain with your personal records. For Service Always provide Model Name and Serial/Style Number. Contact a DISTRIBUTOR or SERVICE AGENCY near you. Owners Record