Miller Electric Auto-Axcess 450

OM-210 540 Page 48

SECTION 8 − ELECTRICAL DIAGRAMS

Figure 8-1. Circuit Diagram For Welding Power Source (Part 1 Of 2)

Contents

Main Auto-Axcess 450 From Miller to You Page TABLE OF CONTENTS 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 M E TAL o r 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 2-1. Symboles utiliss . 2-2. Dange rs relatifs au soudage larc UNE DCHARGE LECTRIQUE peut entraner la mort. DES PICES CHAUDES peuvent provoquer des brlures graves. t tre LES FUMES ET LES GAZ peuvent dangereux. 2-3. e Risque DINCENDIE OU DEXPLO- SION. LA CHUTE DE LAPPAREIL peut blesser. LEMPLOI EXCESSIF peut SUR- CHAUFFER LQUIPEMENT. 2-4. Proposition californienne 65 Avertissements 2-5. Principales normes de scurit 2-6. Information EMF Page OM-210 540 Page 11 SECTION 3 INSTALLATION A . 3-1. Specifications 3-2. Dimensions And Weight Hole Layout Dimensions 3-3. Duty Cycle And Overheating A/V CV MODE 3-4. Volt-Ampere Curves . 3-5. Selecting A Location ! 3-6. Connection Diagram ! . 3-7. Rear Panel Receptacles And Supplementary Protectors 3-8. Connecting To Weld Terminals ! . 3-9. Selecting Weld Cable Sizes* ! ) * . 3-10. Peripheral Receptacle Functions 3-11. Motor Control Receptacle Functions 3-12. Electrical Service Guide . 3-13. Connecting Input Power WARNING 3 ! Page SECTION 4 OPERATION 4-1. Operational Terms The following is a list of terms and their definitions as they apply to this interface unit: 4-1 . Operational Terms (Continued) 4-2. Front Panel Controls (See Section 4-3 ) Program . Setup Arc Control Adjust 4-3. Front Panel Controls - Continued (See Section 4-2) . 4-4. Front Panel Switches 4-5. Robot Calibration Mode XXXX . 4-6. Robot Auto-Calibration Sample Programs . Page 4-7. Reset Mode . NO YES CYCL PWR . SECTION 5 MAINTENANCE 5-1. Routine Maintenance ! 5-2. Blowing Out Inside Of Unit ! SECTION 6 SAFETY PRECAUTIONS FOR SERVICING 6-1. Symbol Usage . 6-2. Servicing Hazards ELECTRIC SHOCK can kill. 6-3. California Proposition 65 Warnings 6-4. EMF Information SECTION 7 TROUBLESHOOTING 7-1. Set Value Mode Setup Arc Control Adjust 7-2. Diagnostics TACH STRT LINE TEMP STUK WELD WAIT MOTR COM WFS PLS WAIT LOW Page 7-3. Removing Cover and Measuring Input Capacitor Voltage ! 7-4. Process Control Module PC4 Diagnostic LEDs 7-5. Diagnostic LEDs On Process Control Module PC4 7-6. Wire Feed Module PC6 Diagnostic LEDs And Dip Switch Settings 7-7. Diagnostic LEDs On Wire Feed Module PC6 7-8. User Interface Module PC7 Diagnostic LEDs 7-9. Diagnostic LEDs On User Interface Module PC7 7-10. Automation Interface Module PC9 Diagnostic LEDs 7-11. Diagnostic LEDs On Automation Interface Module PC9 Page 7-12. Network And Module Status LEDs 7-13. Troubleshooting Page Page Page Page Page Page Page Page Page SECTION 9 PARTS LIST Figure 9-1. Main 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