Miller ALT 304 Owner'S Manual Download Page 24 | Manualshive

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OM-2231 Page 20

SECTION 6 − ELECTRICAL DIAGRAM

Figure 6-1. Circuit Diagram

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Summary of Contents for ALT 304

Page 1: ...Visit our website at www MillerWelds com Processes Description Multiprocess Welding Arc Welding Power Source OM 2231 198 248J August 2003 ALT 304...

Page 2: ...ue the tradition They re just as committed to providing equipment and service that meets the high standards of quality and value established in 1929 This Owner s Manual is designed to help you get the...

Page 3: ...ION 3 INSTALLATION 11 3 1 Selecting a Location 11 3 2 Weld Output Receptacles And Selecting Cable Sizes 12 3 3 Remote 14 Receptacle Information 12 3 4 Optional Gas Valve Operation And Shielding Gas Co...

Page 4: ......

Page 5: ...that cord plug is connected to a properly grounded receptacle outlet D When making input connections attach proper grounding conduc tor first double check connections D Frequently inspect input power...

Page 6: ...lding wire at contact tip when not in use D Wear oil free protective garments such as leather gloves heavy shirt cuffless trousers high shoes and a cap D Remove any combustibles such as a butane light...

Page 7: ...y D Keep away from moving parts such as fans D Keep all doors panels covers and guards closed and securely in place H F RADIATION can cause interference D High frequency H F can interfere with radio n...

Page 8: ...e 617 770 3000 website www nfpa org and www sparky org OSHA Occupational Safety and Health Standards for General Indus try Title 29 Code of Federal Regulations CFR Part 1910 Subpart Q and Part 1926 Su...

Page 9: ...tation est bien raccord la borne de terre du sectionneur ou que la fiche du cordon est raccord e une prise correctement mise la terre D En effectuant les raccordements d entr e fixer d abord le conduc...

Page 10: ...r des v tements de protection d pourvus d huile tels que des gants en cuir une chemise en mat riau lourd des pantalons sans re vers des chaussures hautes et un couvre chef D Avant de souder retirer to...

Page 11: ...vrements et dispositifs de protection LE RAYONNEMENT HAUTE FR QUENCE H F risque de provoquer des interf rences D Le rayonnement haute frequence peut provoquer des interf rences avec les quipements de...

Page 12: ...nd Part 1926 Subpart J from U S Government Printing Office Super intendent of Documents P O Box 371954 Pittsburgh PA 15250 there are 10 Regional Offices phone for Region 5 Chicago is 312 353 2220 webs...

Page 13: ...age Range in CV Mode Range in CC Mode Circuit Voltage 208 V 230 V 460 V 575 V KVA KW 3 Phase 300 A at 32 VDC 10 35 V 5 400 A 85 VDC 33 27 30 14 79 11 72 12 11 5 1 Phase 225 A at 29 VDC 41 2 37 3 15 5...

Page 14: ...d load without overheating If unit overheats output stops a Help message is displayed and cooling fan runs Wait fifteen min utes for unit to cool Reduce amper age or voltage or duty cycle before weldi...

Page 15: ...ormation on rear panel to determine input power needs 4 Line Disconnect Device Locate unit near correct input power supply Y Special installation may be required where gasoline or volatile liquids are...

Page 16: ...4 volts or less drop or a current density of at least 300 circular mils per ampere S 0007 D 3 3 Remote 14 Receptacle Information Socket Socket Information 24 VOLTS AC A 24 volts ac Protected by circui...

Page 17: ...e Shielding and Hose Coupler Brass Connect hose coupler to torch Connect one end of gas hose to hose coupler Connect remaining end of gas hose to Gas Out fitting Operation The gas solenoid controls ga...

Page 18: ...on to reset breaker 2 3 1 3 5 Optional 115 Volts AC Duplex Receptacle And Circuit Breakers 3 6 Electrical Service Guide Single Phase Input Voltage 208 230 460 Input Amperes At Rated Output 41 2 37 3 1...

Page 19: ...5 VAC 1 Input And Grounding Conductors 2 Line Disconnect Device See Section 3 6 For single phase operation 3 Black And White Input Conductor 4 Red Input Conductor 5 Insulation Sleeving 6 Electrical Ta...

Page 20: ...h in Re mote position In most modes remote con trol is a percent of V A Adjust control setting value selected on V A Adjust is maximum available on remote In the MIG mode re mote control provides full...

Page 21: ...On Off At Remote 14 Stick SMAW Electrode Hot V Sense Feeder MIG GMAW With Voltage Sensing Wire Feeder Electrode Hot 4 3 Lift Arc TIG Procedure With Process Switch in the Lift Arc TIG position start an...

Page 22: ...hs 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 Insi...

Page 23: ...o weld output unit completely inop erative Place line disconnect switch in On position see Section 3 7 Check and replace line fuse s if necessary or reset circuit breaker see Section 3 7 Check for pro...

Page 24: ...OM 2231 Page 20 SECTION 6 ELECTRICAL DIAGRAM Figure 6 1 Circuit Diagram...

Page 25: ...OM 2231 Page 21 196 695 E...

Page 26: ...1 2 3 4 5 6 7 8 9 12 13 11 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 40 41 44 45 46 47 48 49 52 51 50 12 11 14 53 54 55 56 58 59 61 62 64 63 65 66 67 5...

Page 27: ...Str Dx Grd 2p3w 15A 125V 5 15r 1 18 CB2 083 432 Circuit Breaker Man Reset 1p 10A 250VAC Frict 1 19 CB1 083 432 Circuit Breaker Man Reset 1p 10A 250VAC Frict 1 19 CB1 089 807 Circuit Breaker Man Reset...

Page 28: ...m Dinse Type 50 70 Series wsl 2 61 FM 196 313 Fan Muffin 115V 50 60hz 3000 Rpm 6 378 Mtg Holes 1 62 201 943 Adapter Louver Box 1 63 203 396 Door Front Injection Molded 1 64 175 138 Box Louver 1 65 174...

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Page 31: ...Controls Accessory Kits Replacement Parts No labor Spoolmate Spoolguns Canvas Covers Miller s True Blue Limited Warranty shall not apply to 1 Consumable components such as contact tips cutting nozzle...

Page 32: ...complete and retain with your personal records Always provide Model Name and Serial Style Number Call 1 800 4 A Miller or see our website at www MillerWelds com to locate a DISTRIBUTOR or SERVICE AGEN...

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