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Miller Electric and SS-74D16, SS-74D12, SS-74S12, SS-74S16 4-6. Control Box Connections, 4-7. 14-Pin Plug Information

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OM-1500−11 Page 12

Ref. 803 019

1 Interconnecting Cable

Receptacle

2 Interconnecting Cable

3 14-Pin Control Cable

4-6. Control Box Connections

4-7. 14-Pin Plug Information

Pin* Pin Information

A24 volts ac with respect to socket G.

BContact closure to A completes 24 volts ac contactor control circuit.

GCircuit common for 24 volts ac circuit.

C+10 volts dc output to remote control with respect to socket D.

DRemote control circuit common.

FE0 to +10 volts dc input command signal from remote control with respect to socket D.

HVoltage feedback; 0 to +10 volts dc, 1 volt per 10 arc volts.

FCurrent feedback; 0 to +10 volts dc, 1 volt per 100 amperes.

*The remaining pins are not used.

Contents

Main SS-74S/D Swingarc SS-74S12, SS-74S16, SS-74D12, and SS-74D16 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 can injure eyes. BUILDUP OF GAS can injure or kill. HOT PARTS can cause severe burns. 1-3. Additional Symbols For Installation, Operation, And Maintenance FIRE OR EXPLOSION hazard. FALLING UNIT can cause injury. OVERUSE can cause OVERHEATING STATIC (ESD) can damage PC boards. 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. LES RAYONS DARC peuvent entra- ner des brlures aux yeux et la peau. LE SOUDAGE peut provoquer un incendie ou une explosion. DES PARTICULES VOLANTES peuvent blesser les yeux. LES ACCUMULATIONS DE GAZ risquent de provoquer des blessures ou mme la mort. DES PICES CHAUDES peuvent provoquer des brlures graves. 2-3. Dangers supplmentaires en relation avec linstallation, le fonctionnement et la maintenance Risque DINCENDIE OU DEXPLO- SION. LA CHUTE DE LAPPAREIL peut blesser. LEMPLOI EXCESSIF peut SUR- CHAUFFER LQUIPEMENT. LES CHARGES LECTROSTATIQUES peuvent endommager les circuits imprims. 2-5. Principales normes de scurit 2-6. Information EMF SECTION 3 INTRODUCTION 3-1. Specifications SECTION 4 INSTALLATION 4-1. Installing Swivel Into Pipe Post 4-2. Adjusting Control Tilt Bracket 4-3. Installing Boom And Reel Support 4-4. Installing Wire Guide Extension . 4-5. Equipment Connection Diagram 4-6. Control Box Connections 4-7. 14-Pin Plug Information 4-8. Removing Safety Collar And Adjusting Boom 4-9. Gun Recommendation Table Process Gun 4-10. Wire Type, Size, And Feed Speed Capability Table 4-11. Installing And Threading Welding Wire . 4-12. Setting Internal DIP Switches . 4-13. Optional Equipment DIP Switch Settings (For Models with Meters Only) SECTION 5 OPERATION 5-1. Operational Terms 5-2. Power Switch 5-3. Jog/Purge 5-4. Trigger Hold Switch 5-5. Voltage Control And Digital Meters (For Models With Meters Only) SECTION 6 MAINTENANCE 6-1. Routine Maintenance 3 Months 6 Months 6-2. Diagnostics 6-3. Troubleshooting Page SECTION 8 PARTS LIST Figure 8-1. Main Assembly Page Page Page Figure 8-3. Boom Assembly Page Figure 8-4. Drive Assembly, Wire Page Page Table 8-1. Drive Roll and Wire Guide Kits Page Page Warranty Questions? Call 1-800-4-A-MILLER for your local Miller distributor. Effective January 1, 2006 (Equipment with a serial number preface of LG 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